Metro and RER updates: closures, work, and demonstrations in Paris this Sunday July 12, 2026

Every day, Sortiraparis.com keeps you updated with the essential information you need to know about Paris. This includes closures and maintenance affecting public transport operated by RATP, such as the Metro, RER trains, and buses, as well as traffic conditions and delays on major routes. Additionally, it covers upcoming large events or demonstrations planned in the capital: everything you need to know about traffic and circulation in Paris, both today and in the days ahead.

Menu:

• RER
• Metro System
• Trains
• Tram Networks
• Ongoing construction projects causing disruptions in Paris

RER:

• RER A
• RER B
• RER C
• RER D
• RER E

RER B: 

• Stade de France - Concert (The WEEKND) - July 8, 10, 11 and 12:
  Period: From 2:00 PM until the end of service Date: Wednesday the 8th, Friday the 10th, Saturday the 11th and Sunday the 12th of July Concert at Stade de France (The Weeknd) Expect heavy crowds on RER B, RER D and Metro Line 13. No RER D service after the concert on Wednesday 8 July and Friday 10 July. Prefer Metro Line 14 for both going and coming. Have a great concert, everyone.
• RER B : Châtelet <-> CDG2 Airport - Mitry - Claye 01/06-31/12 :
  Period: weekdays from 10:45 p.m.
  Dates: Monday, June 1 to Thursday, December 31
  Traffic is suspended between Châtelet–Les Halles and Aéroport CDG 2 and between Châtelet–Les Halles and Mitry–Claye.
  A replacement bus service will be deployed starting from Gare du Nord.
  For more information, please visit the RER B website.
  Reason: railway works.
• Grands Travaux d’été : du 25 juillet au 6 août : -> Major Summer Projects: July 25 to August 6:
  Period: all day Dates: from July 25 to August 6
  - Gare du Nord <> Bourg-la-Reine: Traffic disrupted
  - Gare du Nord <> CDG 2 Airport / Mitry-Claye: reduced transport service (plan for about 1 train every 7 minutes)
  Recommended routes:
  - For Châtelet-les-Halles: RER E to Saint-Lazare, then Metro 14 to Châtelet-les-Halles
  - For Paris Gare de Lyon: RER E to Saint-Lazare, then Metro 14 to Paris Gare de Lyon
  - For Bourg-la-Reine: Metro 4 to Porte d’Orléans (replacement bus departures)
  Durant toute la période
  - Expect high crowding at Gare du Nord
  - At Gare du Nord: trains arriving and departing on the Grandes Lignes tracks
  We invite you, as far as possible, to postpone your travel.
  For more information on these works, consult the RER B blog.
  Reason: Works on the railway network (replacement of 26 turnouts in the Gare du Nord area)
• Big Summer Projects: from July 25 to August 6:
  Period: all day Dates: July 25 to August 6
  - Gare du Nord <> Bourg-la-Reine: Service disruption
  - Gare du Nord <> CDG Airport 2 / Mitry-Claye: reduced service (expect roughly 1 train every 7 minutes) Recommended routes:
  - For Châtelet-les-Halles: RER E to Saint-Lazare, then Metro 14 to Châtelet-les-Halles
  - For Paris Gare de Lyon: RER E to Saint-Lazare, then Metro 14 to Paris Gare de Lyon
  - For Bourg-la-Reine: Metro 4 to Porte d'Orléans (replacement buses operate from there) Throughout the period
  - Expect very high crowding at Gare du Nord
  - At Gare du Nord: trains arriving and departing on the Grandes Lignes tracks We invite you, as far as possible, to postpone your travel.
  For more information on these works, consult the RER B blog.
  Reason: Rail work (replacement of 26 switches in the Gare du Nord area)
• Major Summer Works: August 7–16:
  Period: all day Dates: from August 7 to 16
  - Gare du Nord <> La Croix-de-Berny / Robinson: service suspended
  - Gare du Nord <> CDG 2 / Mitry-Claye: reduced service (expect about one train every 7 minutes on average)
  Recommended routes from Gare du Nord:
  - To Châtelet-les-Halles: RER E to Saint-Lazare, then Metro 14 to Châtelet-les-Halles
  - To Paris Gare de Lyon: RER E to Saint-Lazare, then Metro 14 to Paris Gare de Lyon
  - To La Croix-de-Berny or Robinson: Metro 4 to Porte d’Orléans (replacement buses on standby)
  Throughout the period:
  - High crowding expected at Gare du Nord
  - At Gare du Nord: trains arriving on and departing from the Long-Distance tracks
  We ask you, as far as possible, to postpone your travel.
  For more information on these works, see the RER B blog.
  Reason: Rail network works (replacement of 26 switches in the Gare du Nord area)

RER C: 

• RER C: service disrupted between Versailles-Chantiers and Saint-Quentin-en-Yvelines:
  RER C : Service suspended between Saint-Quentin-en-Yvelines and Versailles-Chantiers until Sunday, July 12, with the last train of the day. The transport offer is expected to be reduced through July 12. This follows a heatwave that damaged several electrical installations. Technical teams are on site to restore normal service. > Link to the Blog des lignes C & V article.
  Check the train times for the day before at 5:00 PM in the "Trip search" section.
  Reason : Weather-related disruptions (electrical installations damaged by lightning in the Saint-Quentin-en-Yvelines area.)
• RER C: between Paris Austerlitz and Pont de Rungis, July 6 to July 31:
  Period: evenings.
  Dates: from Monday, July 6 to Friday, July 31, (excluding Saturdays, Sundays and public holidays).
  Rail service is interrupted between Paris Austerlitz and Pont de Rungis:
  - Last departure from Paris Austerlitz at 22:27
  - Last departure from Pont de Rungis at 22:08
  Alternative: metro, trams or city buses.
  Reason: railway works.
• RER C: between Dourdan and Paris Austerlitz from July 6 to July 31:
  Period: Evenings. Dates: from Monday, July 6 to Friday, July 31 (excluding Saturday, Sunday, Monday July 13 and Tuesday July 14). Traffic is interrupted between Dourdan and Paris Austerlitz:
  - Last departure from Dourdan at 21:07
  - Last departure from Paris Austerlitz at 21:17 From 22:20, trains will terminate at Brétigny.
• Orly, a town not served by trains to Paris, 06/07 to 30/08:
  Period: all day.
  Dates: Monday, July 6 to Sunday, August 30.
  Orly Ville station is not served by trains to Paris.
  Alternate service: city bus
  Reason: station modernization works.
• RER C: between Avenue Henri Martin and Pontoise, July 6–13:
  Period: Evenings.
  Dates: from Monday, July 6 to Monday, July 13 (excluding Saturday and Sunday).
  Traffic is halted between Avenue Henri Martin and Pontoise: - Last departure from Avenue Henri Martin at 21:40 - Last departure from Pontoise at 21:58. Report: metro, trams, or city bus 138.
  Reason: works on the rail network.
• RER C: Saint-Martin-d'Étampes and Paris Austerlitz on July 5 and July 12:
  Period: evenings.
  Dates: Sundays July 5 and 12.
  Traffic will be suspended between Saint-Martin-d'Étampes and Paris Austerlitz: - Last departure from Saint-Martin-d'Étampes at 21:41 - Last departure from Paris Austerlitz at 22:45
  A replacement bus service will be provided, serving the intermediate stations.
  Reason: railway works.
• RER C : between Paris-Austerlitz and Dourdan, 5–12 July:
  Period: evenings.
  Dates: Sundays July 5 and 12.
  Traffic on the line between Paris Austerlitz and Dourdan is suspended.
  - Last departure from Dourdan at 21:07
  - Last departure from Paris Austerlitz at 22:15
  A replacement bus service will operate, calling at intermediate stations.
  Reason: works on the railway network.
• RER C: between Paris Austerlitz and Saint-Martin-d'Étam. From 15 to 31 July:
  Period : evenings.
  Dates : from Wednesday, July 15 to Friday, July 31 (excluding Saturdays and Sundays).
  Train traffic will be suspended between Paris Austerlitz and Saint-Martin d'Étampes: - Last service from Saint-Martin d'Étampes at 20:56 - Last service from Paris Austerlitz at 23:00
  A replacement bus service will operate, with stops at intermediate stations.
  Reason : works on the railway network.
• Major Summer Projects 2026: July 15 to August 22:
  Period: All day.
  Dates: from July 15 to August 22.
  - Paris Austerlitz <> Pontoise: service disrupted- Paris Austerlitz <> Saint-Quentin en Yvelines: service disrupted- Paris Austerlitz <> Versailles Château: service disruptedDuring the period:
  - High passenger volumes expected at Paris Austerlitz and at Bibliothèque François Mitterrand- At Paris Austerlitz: trains to and from the RER C lines and the mainline tracks operate on a modified basis
  To learn how to reach stations not directly served, use the itinerary calculator that accounts for the works.
  For more information on these works, see the RER C blog.
  Reason: Works on the rail network (major interconnection works with line 15 and replacement of 4 km of track in the inner-tunnel)
• RER C : between Paris Austerlitz and Juvisy from July 15 to July 31, :
  Period: in the evenings.
  Dates: from Wednesday 15 to Friday 31 July (excluding Saturdays and Sundays).
  Train service will be suspended between Paris Austerlitz and Juvisy: - Last departure from Juvisy at 21:59 - Last departure from Paris Austerlitz at 22:40
  A replacement bus service will operate, stopping at the intermediate stations.
  Reason: works on the railway network.
• RER C: Saint-Martin-d'Étampes and Paris Austerlitz on July 19 and July 26:
  Period : evenings.
  Dates : Sundays July 19 and 26.
  Rail traffic is suspended between Saint-Martin d'Étampes and Paris Austerlitz. - Last departure from Saint-Martin d'Étampes at 21:41
  - Last departure from Paris Austerlitz at 23:00
  A replacement bus service will be provided, with stops at the intermediate stations.
  Reason : track works.
• RER C: between Dourdan and Paris Austerlitz on July 19 and 26.
  Period : evenings
  Dates : Sundays July 19 and 26. Traffic is interrupted between Dourdan and Paris Austerlitz: - Last departure from Dourdan at 20:55
  - Last departure from Paris Austerlitz at 22:35
  A replacement bus service is in operation, serving the intermediate stations.
  Reason : railway works.
• RER C: from Paris Austerlitz to St-Martin d'Étam. 02-09-16/08 :
  Period: Evenings
  Dates: Sundays 2, 9 and 16 August.
  Traffic is suspended between Paris Austerlitz and Saint-Martin d'Étampes: - Last departure from Saint-Martin d'Étampes at 21:41 - Last departure from Paris Austerlitz at 23:00
  A replacement bus service is in place, with stops at the intermediate stations.
  Reason: railway works.
• RER C: between Paris Austerlitz and Dourdan 02-09-16/08:
  Period: Evenings
  Dates: Sundays August 2, 9 and 16.
  Traffic will be suspended between Dourdan and Paris Austerlitz: - Last train from Dourdan at 20:55 - Last train from Paris Austerlitz at 22:35
  A replacement bus service will operate, serving the intermediate stations.
  Reason: rail works.
• RER C: between Saint-Martin-d'Étampes and Paris Austerlitz, from August 3 to 21:
  Period: Evenings. Dates: from Monday, August 3 to Friday, August 21 (excluding Saturdays, Sundays and public holidays). Traffic on the line is suspended between Saint-Martin-d'Étampes and Paris Austerlitz:
  - Last departure from Saint-Martin-d'Étampes at 20:56
• RER C: between Paris Austerlitz and Pont de Rungis from August 3 to August 21:
  Period : Evenings. Dates: from Monday, August 3 to Friday, August 21 (excluding Saturdays, Sundays and public holidays). Service is suspended between Paris Austerlitz and Pont de Rungis:
  - Last departure from Paris Austerlitz at 22:27
  Reason : works on the railway network.
• RER C: Between Dourdan and Paris Austerlitz, August 3–21:
  Period: Evenings
  Dates: from Monday, August 3 to Friday, August 21 (excluding Saturdays, Sundays and public holidays).
  Rail service is suspended between Dourdan and Paris Austerlitz: - Last departure from Dourdan at 9:07 PM
  - Last departure from Paris Austerlitz at 9:17 PM
  A replacement bus service will operate, with stops at the intermediate stations.
  Reason: works on the railway network.
• RER C: Between Paris Austerlitz and Juvisy, August 3–21:
  Period : Evenings
  Dates : from Monday, August 3 to Friday, August 21 (excluding Saturdays, Sundays, and holidays)
  Traffic is halted between Paris Austerlitz and Juvisy: - Last departure from Juvisy at 21:59 - Last departure from Paris Austerlitz at 22:40
  A replacement bus service will operate, serving the intermediate stations.
  Reason : works on the rail network.

RER D:

• RER D : Limited transport service. :
  RER D : Reduced transport service The transport offer is expected to be reduced until 12 July inclusive. This is the result of the heatwave that damaged some trains. Technical teams are mobilized to return to normal operation. Find the schedules for trains that will be running the day before at 5 p.m. in the "Trip Planner" section. Reason: Weather-related disruption (trains undergoing repair in the maintenance workshop).
• RER D: Service between Corbeil-Essonnes and Malesherbes suspended 29/06–31/07.
  Period: on weekdays from 11 p.m. to 5 a.m.
  Dates: from Monday, June 29 to Friday, July 31, excluding public holidays.
  Traffic is suspended between Corbeil-Essonnes and Malesherbes.
  A replacement bus service will operate, stopping at the intermediate stations.
  Reason: works on the rail network.
• RER D: Combs-la-Ville to Melun: reduced service from June 29 to July 31:
  Period: on weekdays from 9:30 a.m. to 4:00 p.m.
  Dates: from Monday, June 29 to Friday, July 31.
  Traffic is reduced between Combs-la-Ville-Quincy and Melun; expect one train every other train.
  Reason: railway network works.
• RER D : Service between Paris Nord and Creil suspended from 29 June to 24 July. :
  Period : on weekdays from 11:35 p.m.
  Dates : from Monday, June 29 to Friday, July 24, excluding public holidays.
  Traffic is suspended between Paris Gare du Nord and Creil.
  A replacement bus service will operate, serving the intermediate stations.
  Reason : works on the railway network.
• RER D: Paris-Gare du Nord <> Creil service suspended from 29/06 to 31/07. :
  Period: on weekdays from 11:35 PM.
  Dates: from Monday, June 29 to Friday, July 31, excluding public holidays.
  Traffic is suspended between Paris Gare du Nord and Creil.
  A replacement bus service will run, serving the intermediate stations.
  Reason: railway network works.
• RER D : Combs <> Melun : reduced service for the weekend of July 11-12. :
  Period: weekends, all day.
  Dates: from Saturday the 11th to Sunday the 12th of July.
  Traffic is lighter between Combs-la-Ville - Quincy and Melun.
• RER D - Stade de France - Concert (The Weeknd) - Sun. July 12:
  Date : Sunday, July 12
  Concert at the Stade de France (The Weeknd)
  Risk of heavy crowds on the RER B and the Metro 13.
  Enjoy the show, everyone.
• RER D: Paris-Lyon <> Melun/Corbeil-Essonnes service disrupted 13-31/07:
  Period: on weekdays from 11:15 p.m.
  Dates: Monday, July 13 to Friday, July 31, excluding public holidays.
  Traffic is suspended between Paris Gare de Lyon and Melun and between Paris Gare de Lyon and Corbeil-Essonnes.
  A replacement bus service will operate, serving the intermediate stations.
  Reason: railway works.
• RER D: construction work on July 13.
  Date : Monday, July 13 — all day.
  Expect three trains out of four on the Creil/Corbeil and Goussainville/Melun lines.
  Motif : works on the rail network.
• RER D: Melun <> Corbeil-Essonnes service disrupted July 13–31.
  Period : on weekdays from 11:00 p.m.
  Dates : from Monday, July 13 to Friday, July 31, excluding public holidays.
  Traffic is suspended between Melun and Corbeil-Essonnes.
  A replacement bus service will be provided, stopping at intermediate stations.
  Reason : works on the rail network.
• RER D: Maisons-Alfort and Vert-de-Maisons not served on July 15:
  Period : 12:45 p.m. to 1:40 p.m.
  Date(s) : Wednesday, July 15.
  The Maisons-Alfort station and Le Vert de Maisons (toward Corbeil-Essonnes and Melun) will not be served.
  Reason : rail network works.
• RER D : Vert de Maisons not served toward Creil on 17/07 :
  Period: from 13:55 to 15:50.
  Dates: Friday, 17 July.
  The Le Vert de Maisons station, on the Creil-bound direction, is not served.
  Reason: railway works.
• RER D - Stade de France <> Creil service disrupted - 18 and 19/07:
  Period: throughout the day.
  Dates: the weekend of July 18 and 19.
  Traffic is interrupted between Stade de France - Saint-Denis and Creil.
  A replacement bus service has been introduced, with stops at intermediate stations.
  For travelers departing Paris and heading to Saint-Denis, please take Line H from Gare du Nord.
  Reason: railway works.
• Major Summer Works 2026: July 25 to August 16.
  Période : tout la journée, en semaine et le week-end.
  Dates : du samedi 25 juillet au dimanche 16 août.
  - Gare du Nord <> Paris Gare de Lyon : trafic interrompu
  - Creil <> Gare du Nord : offre de transport réduite (1 train toutes les 10mn)
  - Corbeil-Essonnes <> Paris Gare de Lyon : offre de transport réduite (1 train toutes les 15mn)
  - Melun <> Paris Gare de Lyon : offre de transport réduite, uniquement de 9h à 16h (1 train toutes les 30mn)Itinéraires recommandés depuis Gare du Nord :
  - Pour Châtelet-les-Halles : RER E jusqu'à Saint Lazare puis Métro 14 jusqu'à Châtelet-les-Halles
  - Pour Paris Gare de Lyon : RER E jusqu'à Saint Lazare puis Métro 14 jusqu'à Paris Gare de Lyon
  Itinéraires recommandés depuis Paris Gare de Lyon :
  - Pour Châtelet-les-Halles : Métro 14
  - Pour Gare du Nord : Métro 14 jusqu'à Saint Lazare puis RER E jusqu'à Magenta (Gare du Nord)
  Durant toute la période :
  - Forte Affluence à prévoir à Gare du Nord
  - A Gare du Nord : trains au départ des voies Grandes Lignes
  - A Paris Gare de Lyon : trains au départ des voies Grandes Lignes
  A noter :
  - Stade de France St Denis : gare non desservie en provenance et en direction de Paris
  Navettes ferroviaires du lundi au vendredi entre Goussainville et Stade de France St-Denis de 6h à 9h et de 16h à 20h30
  Nous vous invitons dans la mesure du possible à reporter vos déplacements.
  Pour plus d'informations sur ces travaux, consultez le blog du RER D.
  Motif : Travaux sur le réseau ferré (remplacement de 14 aiguillages à Gare de Lyon ainsi qu'1,5 km de voie).
• RER D: Villeneuve-Saint-Georges <> Melun service suspended from 25 July to 26 July:
  Period: 11:10 p.m. to 5:20 a.m.
  Dates: from Saturday, July 25 to Sunday, July 26.
  Reason: maintenance work on the railway network.
• RER D: Service suspended between Villeneuve-Saint-Georges and Melun from 25/07 to 26/07:
  Period: from 11:10 p.m. to 5:20 a.m.
  Dates: from Saturday 25 to Sunday 26 July.
  Reason: railway network works.
• Major Summer Projects 2026: July 25 to August 16. :
  Period : all day, on weekdays and weekends.
  Dates : from Saturday July 25 to Sunday August 16.
  - Gare du Nord <> Paris Gare de Lyon: service disrupted
  - Creil <> Gare du Nord: reduced service (1 train every 10 minutes)
  - Corbeil-Essonnes <> Paris Gare de Lyon: reduced service (1 train every 15 minutes)
  - Melun <> Paris Gare de Lyon: reduced service, only from 9:00 to 16:00 (1 train every 30 minutes)Itinéraires recommandés depuis Gare du Nord :
  - Pour Châtelet-les-Halles : RER E to Saint-Lazare then Metro 14 to Châtelet-les-Halles
  - For Paris Gare de Lyon : RER E to Saint-Lazare then Metro 14 to Paris Gare de Lyon
  Itinéraires recommandés depuis Paris Gare de Lyon :
  - Pour Châtelet-les-Halles : Metro 14
  - For Gare du Nord : Metro 14 to Saint-Lazare then RER E to Magenta (Gare du Nord)
  Durant toute la période :
  - Forte affluence à prévoir à Gare du Nord
  - A Gare du Nord : trains au départ des voies Grandes Lignes
  - A Paris Gare de Lyon : trains au départ des voies Grandes Lignes
  A noter :
  - Stade de France St Denis : gare non desservie en provenance et en direction de Paris
  Navettes ferroviaires du lundi au vendredi entre Goussainville et Stade de France St-Denis de 6h à 9h et de 16h à 20h30
  Nous vous invitons dans la mesure du possible à reporter vos déplacements.
  Pour plus d'informations sur ces travaux, consultez le blog du RER D.
  Motif : Travaux sur le réseau ferré (remplacement de 14 aiguillages à Gare de Lyon ainsi qu'1,5 km de voie).
• Major Summer Projects 2026: July 25 to August 16.
  Period: all day, on weekdays and weekends.
  Dates: Saturday, July 25 to Sunday, August 16.
  - Gare du Nord <> Paris Gare de Lyon: service suspended
  - Creil <> Gare du Nord: reduced service (1 train every 10 minutes)
  - Corbeil-Essonnes <> Paris Gare de Lyon: reduced service (1 train every 15 minutes)
  - Melun <> Paris Gare de Lyon: reduced service, only from 9:00 to 16:00 (1 train every 30 minutes) Recommended routes from Gare du Nord:
  - To Châtelet-les-Halles: RER E to Saint-Lazare, then Metro 14 to Châtelet-les-Halles
  - To Paris Gare de Lyon: RER E to Saint-Lazare, then Metro 14 to Paris Gare de Lyon
  Recommended routes from Paris Gare de Lyon:
  - To Châtelet-les-Halles: Metro 14
  - To Gare du Nord: Metro 14 to Saint-Lazare, then RER E to Magenta (Gare du Nord)
  Throughout the period:
  - Expect heavy crowds at Gare du Nord
  - At Gare du Nord: trains departing from the Grandes Lignes tracks
  - At Paris Gare de Lyon: trains departing from the Grandes Lignes tracks
  Note:
  - Stade de France St Denis: station not served in or out of Paris
  Rail shuttles Monday to Friday between Goussainville and Stade de France St-Denis from 6:00 to 9:00 and from 16:00 to 20:30
  We invite you to reschedule your travel whenever possible.
  For more information on these works, see the RER D blog.
  Reason: Rail works (replacement of 14 track switches at Gare de Lyon as well as 1.5 km of track).
• RER D : Paris Nord <> Creil service suspended from August 3 to 28.
  Period: on weekdays from 11:35 p.m.
  Dates: Monday, August 3 to Friday, August 28.
  Train service is suspended between Paris Gare du Nord and Creil.
  A replacement bus service is in operation, with stops at the intermediate stations.
  Reason: works on the rail network.
• RER D : Paris-Lyon <> Melun / Corbeil service suspended from 3 to 21 August. :
  Period: on weekdays from 11:15 p.m.
  Dates: from Monday 3 to Friday 21 August.
  Traffic is suspended between Paris Gare de Lyon and Melun and between Paris Gare de Lyon and Corbeil-Essonnes.
  A replacement bus service will be put in place, serving the intermediate stations.
  Reason: works on the rail network.
• RER D: Corbeil-Essonnes <> Malesherbes service suspended from August 3 to 28
  Period: on weekdays from 11:00 PM.
  Dates: from Monday, August 3 to Friday, August 28.
  Traffic is suspended between Corbeil-Essonnes and Malesherbes.
  A replacement bus service will operate, stopping at the intermediate stations.
  Reason: railway infrastructure works.

RER E: 

• RER E: Nanterre–Chelles, 15/06–2/10 and 15/10–11/12:
  Period: Weekdays from 10:45 PM onward
  Dates: Monday, June 15 to Friday, October 2 and Thursday, October 15 to Friday, December 11.
  Traffic is suspended between Nanterre-la-Folie and Chelles Gournay.
  The last NOCY train from Chelles Gournay to Nanterre-la-Folie leaves at 10:33 PM.
  The last CONY train from Nanterre-la-Folie to Chelles Gournay departs at 10:49 PM, except from June 15 to 16, when the last CONY train from Nanterre-la-Folie to Chelles Gournay departs at 10:38 PM.
  A replacement bus service will operate, serving the intermediate stations.
  Reason: railway works
• RER E: Nanterre–Villiers / Tournan 11/07 – 2/08:
  Period : the weekend starting at 9:40 p.m.
  Dates : from Saturday, July 11 to Sunday, August 2
  Traffic is suspended between Nanterre-la-Folie and Villiers-sur-Marne and between Nanterre-la-Folie and Tournan.
  From July 11 to August 2 (except July 18 and 19):
  The last NATU train from Tournan to Nanterre-la-Folie is at 9:23 p.m.
  The last NOVY train from Villiers-sur-Marne to Nanterre-la-Folie is at 9:34 p.m.
  The last TONU train from Nanterre-la-Folie to Tournan is at 9:34 p.m.
  The last VONY train from Nanterre-la-Folie to Villiers-sur-Marne is at 9:11 p.m.
  July 18 and 19 :
  The last NATU train from Tournan to Paris Est is at 9:23 p.m.
  The last NOVY train from Villiers-sur-Marne to Nanterre-la-Folie is at 9:34 p.m.
  The last TONU train from Paris Est to Tournan is at 9:47 p.m.
  The last VONY train from Paris Est to Villiers-sur-Marne is at 9:24 p.m.
  A replacement bus service is being provided, serving intermediate stations.
  Reason : railway works (track maintenance).
• RER E: Nanterre - Villiers / Tournan, from 11 July to 9 August:
  Period : weekdays and weekends
  Dates : from Saturday, July 11 to Sunday, August 9
  The rail timetable between Nanterre-la-Folie and Villiers-sur-Marne is being eased as works take place on this section.
  One train in two serves the Nanterre-la-Folie–Villiers-sur-Marne route all day;
  One train in two serves the Nanterre-la-Folie–Tournan route from 16:00 to 20:00.
  Rosny-Bois-Perrier station is not served from August 1 to 7. Buses replace trains between these stations.
  Reason : works on the rail network (construction of the new platforms on Line 15 as part of the Grand Paris Express).
• RER E: adjusted transport service from July 11 to August 23:
  RER E: During the school holidays from Saturday, July 11 to Sunday, August 23, service on your RER E will be adjusted. Some trains will not run.
  To plan your journey before heading to the station, check the timetable on the Ile-de-France Mobilités app, the Transilien.com site, SNCF Connect, or your mobility app.
• RER E : Nanterre - Villiers / Tournan from July 13 to August 7:
  Period: weekends from 10:10 p.m.
  Dates: from Monday, July 13 to Friday, August 7
  Traffic is suspended between Nanterre-la-Folie and Villiers-sur-Marne, and between Nanterre-la-Folie and Tournan.
  The last NATU train from Tournan to Nanterre-la-Folie departs at 9:53 p.m.
  The last NOVY train from Villiers-sur-Marne to Nanterre-la-Folie departs at 10:04 p.m.
  The last TONU service from Nanterre-la-Folie to Tournan leaves at 9:56 p.m.
  The last VONY train from Nanterre-la-Folie to Villiers-sur-Marne leaves at 9:11 p.m.
  A replacement bus service is being arranged, with stops at intermediate stations.
  Reason: railway works (multiple track maintenance works between Paris and Nogent - Le Perreux).
• RER E: Nanterre to Chelles July 18 – September 6:
  Période : from 10:45 PM
  Dates : Saturdays July 18, 25, August 8, 15, 22, 29, September 5 and Sundays July 19, 26, August 30, September 6
  Traffic is interrupted between Nanterre-la-Folie and Chelles Gournay.
  The last NOCY train from Chelles Gournay to Nanterre-la-Folie leaves at 10:33 PM.
  The last CONY train from Nanterre-la-Folie to Chelles Gournay leaves at 10:49 PM.
  Except on July 18 and 19:
  The last NOCY train from Chelles Gournay to Paris Est departs at 10:33 PM.
  The last CONY train from Paris Est to Chelles Gournay departs at 11:03 PM.
  A replacement bus service is in operation, serving the intermediate stations.
  Motif : works on the rail network (Grand Paris Express).
• RER E: Nanterre - Villiers/Tournan/Chelles on July 18 and 19:
  Period : all weekend long
  Date : Saturday, July 18 and Sunday, July 19
  Between Nanterre-La-Folie and Rosa Parks no trains operate. Departures and arrivals will be handled at Paris Est;
  Pantin and Rosa Parks stations will not be served by trains from Tournan;
  Trains will therefore run with no stops from Noisy-le-Sec to Paris Est;
  Reason : railway works (maintenance in the tunnel).
• RER E - Major Summer Works 2026: from July 20 to July 24:
  Period: All day
  Dates: July 20 to July 24
  - Nanterre-la-Folie <> Tournan-en-Brie: reduced transport service from 5:00 to 8:45 and from 16:00 to 22:30 (one train every 30 minutes)
  - Nanterre-la-Folie <> Villiers-sur-Marne: reduced service from 5:00 to 9:30 and from 16:00 to 22:30 (one train every 30 minutes)
  Note:
  - Rosny-Bois-Perrier not served in both directions from 1 August to 7 August: replacement bus service
  For more information on these works, check the RER E blog.
  Reason: Rail network works (construction of the new platforms on line 15 as part of the Grand Paris Express).
• RER E: the entire line on July 26:
  Period: all day
  Dates: Sunday, July 26
  Service is altered between Nanterre-la-Folie and Chelles Gournay / Tournan / Villiers-sur-Marne.
  No trains run in either direction between Nanterre-la-Folie and Haussmann Saint-Lazare on the Chelles-Gournay and Tournan lines, and between Nanterre-la-Folie and Magenta on the Villiers-sur-Marne line.
  Reason: track works (testing the new train operating system between Haussmann Saint-Lazare and Nanterre-la-Folie).
• RER E: Nanterre - Villiers 1–7 August:
  Period: weekend and weekdays
  Date: Saturday, August 1 to Friday, August 7
  Trains will not stop at Rosny-Bois-Perrier station. A bus service will replace trains between Rosny-Bois-Perrier and Rosny-sous-Bois.
  Reason: rail works (construction on the new platforms for Line 15 as part of the Grand Paris Express).
• RER E: Nanterre – Villiers/Tournan, Aug 8–29:
  Period : Saturdays from 10:30 p.m.
  Dates : Saturdays August 8, 15, 22 and 29
  Traffic is interrupted between Nanterre-la-Folie and Villiers-sur-Marne and between Nanterre-la-Folie and Tournan.
  The last VONY train, departing from Nanterre-la-Folie, is scheduled at 10:41 p.m.
  The last NOVY train, departing from Villiers-sur-Marne, is scheduled at 7:19 p.m.
  The last TONU train, departing from Nanterre-la-Folie, is scheduled at 10:26 p.m. 
  The last NATU train, departing from Tournan, is scheduled at 9:53 p.m.
  A replacement bus service is provided, with stops at the intermediate stations.
  Reason : rail works (track maintenance between Paris and Nogent, and electrical installations between Nogent and Gretz).

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Subways:

• Line 1
• Line 2
• Line 3
• Line 3 bis
• Line 4
• Line 5
• Line 6
• Line 7
• Line 7 bis
• Line 8
• Line 9
• Line 10
• Line 11
• Line 12
• Line 13
• Line 14
  

Metro Line 1: aucune perturbation

Metro Line 2: aucune perturbation

Metro Line 3: aucune perturbation

Metro Line 3 Bis: aucune perturbation

Metro Line 4:

• Metro 4: Construction work – Traffic disrupted:
  During the works between Les Halles and Montparnasse–B., parking time in the station may be extended toward Porte de Clignancourt. Thank you for your patience.
• Metro 4: Construction work — Traffic disrupted:
  Until July 24 inclusive, traffic is suspended between Montparnasse Bienvenue and Les Halles due to construction work.

Metro Line 5: aucune perturbation

Metro Line 6:

• Metro 6: Security measures requested by the Police Prefecture – Traffic halted:
  On July 14, traffic will be halted between Trocadéro and Charles de Gaulle–Étoile due to security measures requested by the Police Prefecture.

Metro Line 7: aucune perturbation

Metro Line 7B: aucune perturbation

Metro Line 8:

• Metro Line 8: Construction – Service Disrupted
  From August 20 to August 27 (inclusive), traffic will be interrupted between Balard and Concorde due to works.

Metro Line 9: aucune perturbation

Metro Line 10: aucune perturbation

Line 11 Metro: aucune perturbation

Metro Line 12:

• Metro 12: Modernisation works - Traffic disrupted:
  From July 16 to July 26, inclusive, traffic will be halted between Jules Joffrin and Concorde due to modernization works.
• Metro 12: Modernisation works — service disrupted:
  From August 19 to August 30 inclusive, on Wednesdays and Sundays from 10:00 p.m., traffic will be suspended on the entire line due to modernization works.
• Metro 12: Modernisation works - Traffic interrupted:
  From August 19 to August 30 inclusive, on Wednesdays and Sundays from 10:00 PM, service on the entire line will be suspended due to modernization works.

Metro Line 13:

• Metro 13: Renovation works - Traffic disrupted:
  Traffic is suspended between Châtillon-Montrouge and Malakoff - Rue Etienne Dolet until July 26, inclusive, due to renovation work.
• Metro 13: Incident (driver intervention) - Trains are halted:
  Trains are halted between Carrefour Pleyel and Garibaldi en route to Châtillon - Montrouge due to an incident requiring the driver’s intervention at Garibaldi.
• Line 13 Metro: Modernisation works – service disruption:
  From July 31 to August 17 inclusive, service will be disrupted between Saint-Denis – Université and La Fourche due to modernization works.
  Replacement buses will be provided.
• Line 13: Modernisation works - Traffic disrupted:
  From August 2 until 12:00, service on the entire line will be suspended due to modernization work.
  A replacement bus service will operate only between the Asnières Gennevilliers Les Courtilles and Porte de Clichy stations.
• Metro 13: Modernisation works - Traffic disrupted:
  On August 16, until 12:00, service on the entire line will be suspended due to modernization works.
  A replacement bus service will operate only between the Asnières Gennevilliers Les Courtilles and Porte de Clichy stations.
• Metro 13: Upgrading works — Traffic suspended:
  From August 30 until 12:00, service on the entire line will be suspended due to modernization works.
  Replacement buses will run only between the stations Asnières Gennevilliers Les Courtilles and Porte de Clichy.

Metro Line 14: aucune perturbation

Back to Menu

• To be read
• Weekend of July 10–12 in Paris: a must-see lineup of outings you shouldn’t miss
• What to do in Paris this week, July 13–19, 2026: the can't-miss outings
• Top picks for the week of July 13–19, 2026 in Paris and Île-de-France

Trains:

• Line H
• Line J
• Line K
• Line L
• Line N
• Line P
• Line R
• Line U

Train Line H: 

• Line H : Epinay-Ermont disruption from 11:35 p.m. on June 1 to July 31:
  Period : on weekdays from 11:35 p.m.
  Dates : from June 1 to July 31
  Traffic is suspended between Épinay-Villetaneuse and Ermont-Eaubonne from Monday to Friday starting at 11:35 p.m. Last trains: Paris <> Pontoise: 10:41 p.m.; Pontoise <> Paris: 9:36 p.m.; Paris <> Persan via Valmondois: 10:56 p.m.; Persan via Valmondois <> Paris: 10:05 p.m.
  Reason : railway works.
• Big Summer Projects 2026: July 11 to 15 inclusive:
  Period: all day on weekdays
  Dates: July 11 to July 15 inclusive - Épinay-Villetaneuse <> Ermont-Eaubonne: Service disruption Itinéraires recommandés :- - Epinay-Villetaneuse <> Ermont-Eaubonne: replacement bus service with no stops between these two stations - La Barre-Ormesson, Enghien-les-Bains, Champ-de-Courses-d’Enghien: city buses 1514 and 1515. Note: - Bus 1514 heading to Enghien does not stop at "Champs-de-courses". Please alight at the stop before "Bonne-Auberge", about 15 minutes on foot from the "Champs-de-courses" station. - Wednesday, July 15: please plan your trips in advance before you arrive at the station. We invite you to, as far as possible, postpone your travels. For more information about these works, see the Line H blog. Reason: works on the railway network (replacement of the Gavignot bridge deck)
• Major Summer Projects 2026: July 27 to August 14:
  Period: All day on weekdays. Dates: July 27 to August 14
  - Gare du Nord <> Persan-Beaumont via Valmondois: Reduced transport offer
  - Gare du Nord <> Persan-Beaumont via Montsoult-Maffliers: Reduced transport offer A note:
  - Expect high crowding at the station and on trains
  - Schedules may be adjusted
  - Departures from Gare du Nord may involve track changes; please watch station display boards
  We advise, as much as possible, to limit or postpone your travel during this period.
  For more information on these works, visit the H line blog.
  Reason: works on the railway network (replacement of 26 switches in the Gare du Nord area)
• Line H: from August 3 to 21, service disrupted:
  Period: from Monday to Friday starting at 10:30 PM Dates: from August 3 to August 21 Traffic will be halted from August 3 to August 21 between Sarcelles St Brice and Persan Beaumont and between Sarcelles St Brice and Luzarches from Monday to Friday starting at 10:30 PM. Trains will run from Paris Nord to Sarcelles St Brice or replacement bus services will be put in place: Sarcelles <> Persan Sarcelles <> Luzarches Last trains on the Luzarches axis: Paris to Luzarches: 20:04
  Luzarches to Paris: 21:06 Last trains on the Persan via Montsoult axis: Paris to Persan via Montsoult: 21:34
  Persan to Paris via Montsoult: 21:39 The last two trains to Persan departing Paris Nord at 00:04 and 00:49 are cancelled. Use trains from Paris Nord toward Ermont Eaubonne and then get off at Epinay Villetaneuse, or a replacement bus service will also be arranged. Last train from Paris Nord: 00:41

Train Line J: 

• Line J : adapting transport services :
  Line J: Transport service adjustments
  During the school holidays from July 12, 2026 to August 29, 2026, service on Line J will be adjusted. Some trains will not run.
  To plan your trip and before heading to the station, check your schedules on the Ile-de-France Mobilités app, the Transilien.com website, SNCF Connect, or your mobility app.
• Line J: Issou–Porcheville <> Mantes-la-Jolie from June 1 to July 17:
  Period: on weekdays, from 9:00 p.m.
  Dates: from Monday, June 1 to Friday, July 17, excluding July 13 and 14.
  The last two trains departing from Paris Saint-Lazare to Mantes-la-Jolie via Conflans-Sainte-Honorine are terminated at Issou Porcheville station.
  A replacement bus service will operate between Issou Porcheville and Mantes-la-Jolie, serving intermediate stations.
  The last train to run as scheduled:
  - Paris Saint-Lazare to Mantes-la-Jolie via Conflans-Sainte-Honorine: 21:16
  Reason: works.
• Line J: Paris St-Lazare <> Mantes via Poissy, June 1 to July 17:
  Period: on weekdays from 9:40 p.m.
  Dates: from Monday, June 1 to Friday, July 17.
  Traffic is suspended between Paris Saint-Lazare <> Mantes-la-Jolie via Poissy.
  A replacement bus service is in place, calling at intermediate stations, between:
  - Sartrouville <> Les Mureaux.
  - Sartrouville <> Mantes-la-Jolie.
  Regular lines strengthened:
  - Bus 7820 between La Défense <> Mantes-la-Jolie.
  The last trains to operate as usual are:
  - Paris Saint-Lazare to Mantes-la-Jolie via Poissy: 21:47
  - Mantes-la-Jolie to Paris Saint-Lazare via Poissy: 21:43
  Reason: works.
• Line J: Paris Saint-Lazare <> Vernon from 11 to 14/07:
  Period: all day.
  Dates: from Saturday, July 11 to Tuesday, July 14.
  Saturday, July 11 and Sunday, July 12.
  Traffic is interrupted between Paris Saint-Lazare and Vernon:
  - On Saturday, buses 5412 and 5413 will replace the regular services on the Mantes-la-Jolie to Bonnières route, with service to the intermediate Rosny-sur-Seine station.
  - On Sunday, regular bus Line 5412 between Mantes-la-Jolie and Bonnières will be strengthened, with service to the Rosny-sur-Seine intermediate station.
  Monday, July 13 and Tuesday, July 14.
  Traffic is interrupted between Mantes-la-Jolie and Vernon:
  - On Monday, buses 5412 and 5413 will be diverted on the regular routes between Mantes-la-Jolie and Bonnières, with service to the Rosny-sur-Seine intermediate station.
  - On Tuesday, regular Line 5412 between Mantes-la-Jolie and Bonnières will be strengthened, with service to the Rosny-sur-Seine intermediate station.
  Reason: works.
• Line J: Issou–Porcheville to Mantes-la-Jolie, July 11–12:
  Period: all day.
  Dates: Saturday 11 and Sunday 12 July.
  Traffic is halted between Issou–Porcheville and Mantes-la-Jolie.
  A replacement bus service will be in place between Issou–Porcheville and Mantes-la-Jolie, serving the intermediate stations.
  Reason: works.
• Line J : Paris Saint-Lazare to Mantes-la-Jolie via Poissy 11–12 July :
  Period: all day.
  Dates: Saturday, July 11 and Sunday, July 12.
  Traffic is suspended between Paris Saint-Lazare and Mantes-la-Jolie via Poissy.
  A replacement bus service will operate between Les Mureaux and Mantes-la-Jolie, serving intermediate stations.
  Enhanced regular services:
  - 6543 between Poissy and Les Mureaux.
  - 7820 between La Défense and Mantes-la-Jolie.
  - 7821 between La Défense and Les Mureaux.
  Reason: works.
• Lines L and J on July 13:
  Period: all day.
  Dates: Monday, July 13. Trains will run as on a Saturday:
  - Services between Paris Saint-Lazare and Versailles Rive Droite / Saint-Nom la Bretèche.
  - All trains on line J. Trains will run as on a Sunday:
  - Services between Paris Saint-Lazare and Nanterre Université / Maisons-Laffitte.
  Information:
  - Please note that on Tuesday, July 14, all our trains will run as on a Sunday.
• Line J: Issou–Porcheville -> Mantes-la-Jolie from 13 to 14 July:
  Period: from 9:25 p.m.
  Dates: Monday, July 13 and Tuesday, July 14.
  The last train departing from Paris Saint-Lazare to Mantes-la-Jolie via Conflans-Sainte-Honorine is terminated at Issou Porcheville station.
  A replacement bus service will operate between Issou Porcheville and Mantes-la-Jolie, stopping at intermediate stations.
  The last train running normally:
  - Paris Saint-Lazare to Mantes-la-Jolie via Conflans-Sainte-Honorine: 9:28 p.m.
  Reason: works.
• Line J: Épône - Mézières <> Mantes-la-Jolie from July 15 to August 14:
  Period: weekdays.
  Dates: from Wednesday, July 15 to Friday, August 14.
  The 5:44 p.m. train from Paris Saint-Lazare to Mantes-la-Jolie is being shortened to a terminus at Épône Mézières station.
  The 6:43 p.m. train from Mantes-la-Jolie to Paris Saint-Lazare is being designated as originating from Épône Mézières.
  Reason: works.
• Line J: Épône - Mézières <> Mantes-la-Jolie from July 15 to August 14:
  Period: weekdays.
  Dates: from Wednesday, July 15 to Friday, August 14.
  The 17:44 train from Paris Saint-Lazare to Mantes-la-Jolie will terminate at Épône Mézières station.
  The 18:43 train from Mantes-la-Jolie to Paris Saint-Lazare will originate from Épône Mézières station.
  Reason: maintenance works.
• Line J: Paris St-Lazare to Houilles Carrières-sur-Seine, 18–19 July:
  Period: all day.
  Dates: Saturday 18 to Sunday 19 July.
  Traffic is suspended between Paris Saint-Lazare and Houilles-Carrières-sur-Seine.
  Passengers wishing to reach or depart from Houilles-Carrières-sur-Seine station can use the RER A, Poissy / Cergy-le-Haut branch.
  Reason: maintenance work.
• Line J: Argenteuil <> Conflans-Sainte-Honorine / Pontoise / Mantes-la-Jolie on 19/07:
  Période : à partir de 20h30.
  Date : le dimanche 19 juillet.
  Le trafic est interrompu entre :
  - Argenteuil <> Pontoise
  - Argenteuil <> Gisors.
  Un service de bus de remplacement est mis en place, avec desserte des gares intermédiaires, entre Argenteuil <> Conflans Sainte-Honorine / Pontoise et de Gisors vers Paris Saint-Lazare.
  Les derniers trains à circuler normalement :
  - Paris Saint-Lazare vers Pontoise : 21h43
  - Pontoise vers Paris Saint-Lazare : 22h07
  - Paris Saint-Lazare vers Gisors : 20h51
  - Gisors vers Paris Saint-Lazare : 20h34
  Information complémentaire :
  - Le trafic est interrompu, à partir de 20h50, entre Argenteuil <> Conflans Sainte-Honorine / Mantes la Jolie. Un service de bus de remplacement est mis en place de Argenteuil vers Mantes la Jolie.
  Les derniers trains à circuler normalement :
  - Paris Saint-Lazare vers Mantes la Jolie via Conflans Sainte-Honorine : 21h28
  - Mantes la Jolie vers Paris Saint-Lazare via Conflans Sainte-Honorine : 20h51
  Motif : travaux.
• Line J: Argenteuil to Conflans-Sainte-Honorine / Pontoise / Mantes-la-Jolie on 19/07:
  Période : à partir de 20h30.
  Date : le dimanche 19 juillet.
  Le trafic est interrompu entre :
  - Argenteuil <> Pontoise
  - Argenteuil <> Gisors.
  Un service de bus de remplacement est mis en place, avec desserte des gares intermédiaires, entre Argenteuil <> Conflans Sainte-Honorine / Pontoise et de Gisors vers Paris Saint-Lazare.
  Les derniers trains à circuler normalement :
  - Paris Saint-Lazare vers Pontoise : 21h43
  - Pontoise vers Paris Saint-Lazare : 22h07
  - Paris Saint-Lazare vers Gisors : 20h51
  - Gisors vers Paris Saint-Lazare : 20h34
  Information complémentaire :
  - Le trafic est interrompu, à partir de 20h50, entre Argenteuil <> Conflans Sainte-Honorine / Mantes la Jolie. Un service de bus de remplacement est mis en place de Argenteuil vers Mantes la Jolie.
  Les derniers trains à circuler normalement :
  - Paris Saint-Lazare vers Mantes la Jolie via Conflans Sainte-Honorine : 21h28
  - Mantes la Jolie vers Paris Saint-Lazare via Conflans Sainte-Honorine : 20h51
  Motif : travaux.
• Line J: Argenteuil ↔ Conflans-Sainte-Honorine / Pontoise / Mantes-la-Jolie on 19 July:
  Period: from 8:30 p.m.
  Date: Sunday, July 19.
  Rail traffic is suspended between:
  - Argenteuil <> Pontoise
  - Argenteuil <> Gisors.
  A replacement bus service is in place, serving intermediate stations, between Argenteuil <> Conflans Sainte-Honorine / Pontoise and from Gisors to Paris Saint-Lazare.
  The last trains to run under normal conditions:
  - Paris Saint-Lazare to Pontoise: 9:43 p.m.
  - Pontoise to Paris Saint-Lazare: 10:07 p.m.
  - Paris Saint-Lazare to Gisors: 8:51 p.m.
  - Gisors to Paris Saint-Lazare: 8:34 p.m.
  Additional information:
  - From 8:50 p.m., traffic is interrupted between Argenteuil <> Conflans Sainte-Honorine / Mantes la Jolie. A replacement bus service is in place from Argenteuil to Mantes la Jolie.
  The last trains to run under normal conditions:
  - Paris Saint-Lazare to Mantes la Jolie via Conflans Sainte-Honorine: 9:28 p.m.
  - Mantes la Jolie to Paris Saint-Lazare via Conflans Sainte-Honorine: 8:51 p.m.
  Reason: maintenance works.
• Ligne J : Conflans Sainte-Honorine <> Mantes-la-Jolie from July 20 to August 14:
  Period: on weekdays, from 8:40 p.m.
  Dates: from Monday, July 20 to Friday, August 14.
  Traffic is suspended between Conflans-Sainte-Honorine and Mantes-la-Jolie.
  A replacement bus service will operate, serving the intermediate stations, between Conflans-Sainte-Honorine and Mantes-la-Jolie.
  The last trains to run normally are:
  - Paris Saint-Lazare to Mantes-la-Jolie via Conflans-Sainte-Honorine: 20:42
  - Mantes-la-Jolie to Paris Saint-Lazare via Conflans-Sainte-Honorine: 20:50
  Reason: works.
• Line J: Paris St-Lazare <> Mantes via Poissy from 20 July to 14 August:
  Period: on weekdays, starting at 9:40 PM.
  Dates: from Monday, July 20 to Friday, August 14.
  Traffic is suspended between Paris Saint-Lazare <> Mantes la Jolie via Poissy. A replacement bus service is in place, serving the intermediate stations between:
  - Sartrouville <> Les Mureaux.
  - Sartrouville <> Mantes la Jolie.Attention: on Monday, July 20 the buses will depart from:
  - Houilles Carrières sur Seine <> Les Mureaux.
  - Houilles Carrières sur Seine <> Mantes la Jolie.
  Increased frequency on regular lines:
  - Bus 7820 between La Défense <> Mantes la Jolie.
  The last trains to operate normally:
  - Paris Saint-Lazare to Mantes la Jolie via Poissy: 21:47
  - Mantes la Jolie to Paris Saint-Lazare via Poissy: 21:43
  Reason: works.
• Line J: Paris St-Lazare <> Mantes-la-Jolie on July 25–26 and August 1–2:
  Period: Throughout the day. Dates: on the weekends of July 25-26 and August 1-2. Traffic is suspended between Paris Saint-Lazare and Mantes-la-Jolie via Poissy.
  A replacement bus service is provided between Les Mureaux and Mantes-la-Jolie, with stops at intermediate stations. Reinforcement of regular lines:
  - 6543 between Poissy and Les Mureaux.
  - 7820 between La Défense and Mantes-la-Jolie.
• Line J: Conflans-Sainte-Honorine <> Pontoise from 27 to 31 July:
  Period: from 9:55 PM.
  Dates: from Monday, July 27 to Friday, July 31.
  Traffic is suspended between Conflans-Sainte-Honorine and Pontoise.
  A replacement bus service will operate between Conflans-Sainte-Honorine and Pontoise, stopping at intermediate stations.
  The last trains to run normally are:
  - Paris Saint-Lazare to Pontoise: 9:58 PM
  - Pontoise to Paris Saint-Lazare: 10:19 PM
  Reason: maintenance work.
• Line J: Les Mureaux <> Mantes-la-Jolie on 8–9 August:
  Period: from Saturday all day through Sunday until 4:00 p.m. and from 10:20 p.m. onward.
  Dates: Saturday, August 8 and Sunday, August 9.
  Traffic is suspended between Les Mureaux and Mantes-la-Jolie.
  A replacement bus service is in place, with stops at intermediate stations, between:
  - Les Mureaux <> Mantes-la-Jolie.
  Enhancement of regular lines:
  - Bus 7820 between La Défense and Mantes-la-Jolie.
  The first trains running normally on Sunday:
  - Paris Saint-Lazare to Mantes-la-Jolie via Poissy: 15:17
  - Mantes-la-Jolie to Paris Saint-Lazare via Poissy: 16:12
  The last trains running normally on Sunday:
  - Paris Saint-Lazare to Mantes-la-Jolie via Poissy: 22:20
  - Mantes-la-Jolie to Paris Saint-Lazare via Poissy: 22:43
  Reason: maintenance work.
• Line J: Les Mureaux <> Mantes-la-Jolie on 08-09/08:
  Period : from Saturday, all day until Sunday 16:00, and from 22:20 onward.
  Dates : Saturday 08 and Sunday 09 August.
  Traffic is suspended between Les Mureaux and Mantes la Jolie.
  A replacement bus service is in place, servicing intermediate stations, between:
  - Les Mureaux <> Mantes la Jolie.
  Enhancement of regular lines:
  - Bus 7820 between La Défense and Mantes la Jolie.
  The first trains to run normally on Sunday:
  - Paris Saint-Lazare to Mantes la Jolie via Poissy: 15:17
  - Mantes la Jolie to Paris Saint-Lazare via Poissy: 16:12
  The last trains to run normally on Sunday:
  - Paris Saint-Lazare to Mantes la Jolie via Poissy: 22:20
  - Mantes la Jolie to Paris Saint-Lazare via Poissy: 22:43
  Reason : works.
• Line J : Les Mureaux <> Mantes-la-Jolie on Aug 8–9:
  Period: from Saturday all day through Sunday until 4:00 p.m. and from 10:20 p.m. onward.
  Dates: Saturday, August 8 and Sunday, August 9.
  Traffic is suspended between Les Mureaux and Mantes-la-Jolie.
  A replacement bus service is in place, stopping at intermediate stations, between:
  - Les Mureaux <> Mantes-la-Jolie.
  Strengthening of regular lines:
  - Bus 7820 between La Défense and Mantes-la-Jolie.
  The first trains to operate normally on Sunday:
  - Paris Saint-Lazare to Mantes-la-Jolie via Poissy: 15:17
  - Mantes-la-Jolie to Paris Saint-Lazare via Poissy: 16:12
  The last trains to operate normally on Sunday:
  - Paris Saint-Lazare to Mantes-la-Jolie via Poissy: 22:20
  - Mantes-la-Jolie to Paris Saint-Lazare via Poissy: 22:43
  Reason: works.

Line K Train:

• Major Summer Projects 2026: July 25 to August 16:
  Period: all day
  Dates: from July 25 to August 16 - Gare du Nord <> Mitry-Claye: service disrupted. Recommended routes:
  - To reach the stations between Gare du Nord and Mitry-Claye: RER B from Gare du Nord Grandes Lignes
  Note:
  - Expect heavy crowds at stations and on trains
  - Timetables may change
  We encourage you, where possible, to limit or postpone your travel.
  Reason: works on the railway network (replacement of 26 switches in the Gare du Nord area)

Line L Train: 

• Line L: adjusting transport services:
  Line L: transport service adjustments
  During the school holidays from 12/07/2026 to 29/08/2026, service on Line L will be adjusted. Some trains will not operate.
  To plan your trip before heading to the station, check the timetable on the Ile-de-France Mobilités app, the Transilien.com site, SNCF Connect, or your mobility app.
• Lines L and J on July 13:
  Period: all day.
  Dates: Monday, July 13. Trains will run as on a Saturday:
  - Services between Paris Saint-Lazare and Versailles Rive Droite / Saint-Nom la Bretèche.
  - All trains on line J. Trains will run as on a Sunday:
  - Services between Paris Saint-Lazare and Nanterre Université / Maisons-Laffitte.
  Information:
  - Please note that on Tuesday, July 14, all our trains will run as on a Sunday.
• Line L: Paris Saint-Lazare <> La Défense from July 15 to August 7:
  Period: on weekdays, starting at 10:10 p.m.
  Dates: from Wednesday, July 15 to Friday, August 7, excluding July 31.
  Traffic is interrupted between Paris Saint-Lazare and La Défense.
  To reach or leave Pont Cardinet and Bécon-les-Bruyères stations, we advise taking Line L, the Paris Saint-Lazare – Nanterre Université / Maisons-Laffitte corridor.
  Regular service augmentations:
  - Bus 178 and 275 between Bécon-les-Bruyères and La Défense.
  The last trains operating as normal:
  - Paris Saint-Lazare to Versailles Rive Droite: 10:26 p.m.
  - Versailles Rive Droite to Paris Saint-Lazare: 10:12 p.m.
  - Paris Saint-Lazare to Saint-Nom-la-Bretèche: 10:41 p.m.
  - Saint-Nom-la-Bretèche to Paris Saint-Lazare: 10:18 p.m.
  Reason: works.
• Line L: Paris <> Versailles R.D./St-Nom-la-Bretèche, 18 July and 1 August:
  Period: all day.
  Dates: Saturdays, July 18 and August 1.
  Train frequency and timetables are altered between:
  - Paris Saint-Lazare <> Versailles Rive Droite.
  - Paris Saint-Lazare <> Saint-Nom la Bretèche.
  Trains will run to a Sunday timetable.
  Reason: maintenance works.
• Line L: Paris St-Lazare to Nanterre Univ. July 18–19 and August 1–2:
  Period: throughout the day.
  Dates: weekends of July 18-19 and August 1-2.
  Fewer trains between Paris Saint-Lazare <> Nanterre Université.
  The Paris Saint-Lazare <> Nanterre Université trains are cancelled.
  Trains on the Paris Saint-Lazare <> Maisons-Laffitte axis run normally.
  Reason: maintenance works.
• Line L: Saint-Cloud to Versailles Rive Droite on 25/07:
  Period: from 9:25 p.m.
  Date: Saturday, July 25.
  Traffic is interrupted between Saint-Cloud and Versailles Rive Droite.
  A replacement bus service is in place, serving the intermediate stations, between:
  - Saint-Cloud <> Versailles Rive Droite.
  The last trains to run normally are:
  - Paris Saint-Lazare to Versailles Rive Droite: 21:26
  - Versailles Rive Droite to Paris Saint-Lazare: 22:12
  Reason: works.
• Line L: Saint-Cloud to Versailles Rive Droite on July 25:
  Period : from 9:25 p.m.
  Date : on Saturday, July 25.
  Traffic is suspended between Saint-Cloud and Versailles Rive Droite.
  A replacement bus service will operate, serving intermediate stations, between:
  - Saint-Cloud <> Versailles Rive Droite.
  The last trains to run normally are:
  - Paris Saint-Lazare to Versailles Rive Droite: 9:26 p.m.
  - Versailles Rive Droite to Paris Saint-Lazare: 10:12 p.m.
  Reason : works.
• Line L: Paris <> Versailles R.D./St-Nom la Bretèche on 25/07:
  Period: all day.
  Date: Saturday, July 25.
  Train frequency and timetables are altered between:
  - Paris Saint-Lazare <> Versailles Rive Droite.
  - Paris Saint-Lazare <> Saint-Nom la Bretèche.
  Trains will run to Sunday schedules.
  Reason: maintenance work.
• Line L: Paris St-Lazare <> Nanterre Université from 25 to 26 July:
  Period: all day.
  Dates: Saturday the 25th and Sunday the 26th of July.
  Fewer trains between Paris Saint-Lazare <> Nanterre Université.
  The Paris Saint-Lazare <> Nanterre Université service is cancelled.
  We recommend using the trains that run between Paris Saint-Lazare <> Maisons-Laffitte.
  Additional information:
  - Slowdowns are expected in the direction Paris Saint-Lazare > Maisons-Laffitte.
  Reason: works.
• Line L: Bécon-les-Bruyères – Nanterre Université/Maisons-Laffitte 10/08–11/09:
  Period : Weekdays, after 10:00 PM. Dates: from Monday, August 10 to Friday, September 11, except Friday, August 14.
  Traffic is suspended between :
  - Bécon les Bruyères <> Nanterre Université.
  - Bécon les Bruyères <> Maisons-Laffitte. The services Paris Saint-Lazare <> Nanterre Université / Maisons-Laffitte are cancelled. A replacement bus service is in place between Bécon les Bruyères <> Sartrouville, stopping at the intermediate stations.
  To reach the stations of Houilles Carrières sur Seine, Sartrouville and Maisons-Laffitte, we advise taking the RER A Poissy or Cergy le Haut branches.
  The last trains to run normally are:
  - Paris Saint-Lazare to Nanterre Université: 22:05
  - Nanterre Université to Paris Saint-Lazare: 22:30
  - Paris Saint-Lazare to Maisons-Laffitte: 22:20
  - Maisons-Laffitte to Paris Saint-Lazare: 22:04Additional information:
• Line L: Bécon-les-Bruyères - Nanterre Université / Maisons-Laffitte, 10/08-11/09:
  Period: on weekdays, from 10:00 PM. Dates: from Monday, August 10 to Friday, September 11, except Friday, August 14.
  Traffic is suspended between:
  - Bécon les Bruyères <> Nanterre Université.
  - Bécon les Bruyères <> Maisons-Laffitte. Trains between Paris Saint-Lazare and Nanterre Université / Maisons-Laffitte are cancelled. A replacement bus service is in place between Bécon les Bruyères and Sartrouville, serving the intermediate stations.
  To reach the stations of Houilles Carrières sur Seine, Sartrouville and Maisons-Laffitte, we recommend taking the RER A, Poissy or Cergy le Haut branches. The last trains to run normally are:
  - Paris Saint-Lazare to Nanterre Université: 22:05
  - Nanterre Université to Paris Saint-Lazare: 22:30
  - Paris Saint-Lazare to Maisons-Laffitte: 22:20
  - Maisons-Laffitte to Paris Saint-Lazare: 22:04Information supplémentaire :

Line N Train:

• Line N: Paris Montparnasse -> Mantes-la-Jolie 01–31/07:
  Period: on weekdays, evenings from 10 p.m.
  Dates: from Wednesday, July 1 to Friday, July 31.
  Traffic is suspended from Paris Montparnasse to Mantes-la-Jolie. Last departure from Paris Montparnasse to Mantes-la-Jolie: MOPI at 8:50 p.m. The 9:50 p.m. MOPI from Paris Montparnasse
  is the terminus at Plaisir-Grignon. A replacement bus service is in place, with stops at the intermediate stations.
  Reason: works on the rail network.
• Line N: Paris Montparnasse -> Towards Chantiers 06-24/07:
  Period: weekdays, evenings from 1:00 AM. Dates: Monday the 6th to Friday the 24th of July, excluding holidays.
  Traffic is suspended from Paris Montparnasse toward Versailles Chantiers.
  Last departure from Paris Montparnasse to Versailles Chantiers: ROPO at 00:35.
  A replacement bus service will operate, stopping at intermediate stations.
  Reason: works on the rail network.
• Line N: Rambouillet <-> Paris Montparnasse, until 13/07:
  Period: During the morning peak hours (6:30 a.m. – 9:30 a.m.) and the evening peak hours (4:30 p.m. – 8:00 p.m.), trains run every 30 minutes. Date: until Monday, July 13, 2026. Line N: Reduced transport service between Rambouillet and Paris Montparnasse until July 13.
  Travel times may be extended due to speed restrictions in the area affected between Trappes and Saint-Quentin-en-Yvelines, with the period running from Saturday, July 11, 6:30 p.m. to Sunday, July 12, 1:30 p.m.
  Between Rambouillet and Versailles Chantiers, traffic will be suspended from Saturday, July 11 (6:30 p.m.) to Sunday, July 12 (1:30 p.m.). Replacement buses will be laid on.
  As much as possible, we advise you to postpone your trip.
  Saturday, July 11:
  Last train departing Rambouillet: 7:10 p.m.
  Last train departing Versailles-Chantiers for Rambouillet: 7:31 p.m.
  Sunday, July 12:
  First train from Rambouillet: 1:25 p.m.
  First train from Versailles-Chantiers to Rambouillet: 1:30 p.m.
  You can check the schedules for trains running the day before at 5:00 p.m. in the “Search itinerary” section.
  Reason: Weather-related disruptions (repairs to electrical installations in the Saint-Quentin-en-Yvelines area damaged by lightning on 06/27).
• Line N: Service disruption between Rambouillet and Vers. Chantiers, July 11–12:
  Period: from Saturday, July 11 at 6:30 p.m. to Sunday, July 12 at 1:30 p.m. Between Rambouillet and Versailles Chantiers, service will be suspended from Saturday, July 11 (6:30 p.m.) to Sunday, July 12 (1:30 p.m.). Replacement buses will be provided. Where possible, we advise you to postpone your trip. Saturday, July 11:
  Last train departing Rambouillet: 7:10 p.m.
  Last train from Versailles Chantiers to Rambouillet: 7:31 p.m.
  Sunday, July 12:
  First train from Rambouillet: 1:25 p.m.
  First train from Versailles-Chantiers to Rambouillet: 1:30 p.m. Find the schedule for trains running the day before at 5 p.m. in the "Route search" section.
  Reason: weather-related disruption (repairs to the Saint-Quentin-en-Yvelines electrical installations damaged by lightning on 27/06).
• Line N: Plaisir - Grignon <-> Mantes-la-Jolie 11–12 July:
  Period : all day.
  Dates : from Saturday, July 11 to Sunday, July 12.
  Traffic is interrupted between Plaisir - Grignon and Mantes-la-Jolie.
  A replacement bus service has been arranged, serving the intermediate stations.
  Reason : works on the rail network.
• Line N: Épône - Mézières <-> Mantes-la-Jolie, 13-14/07:
  Period: all day.
  Dates: from Monday the 13th to Tuesday the 14th of July.
  Traffic is suspended between Épône - Mézières and Mantes-la-Jolie. You can use the Line J trains between Épône - Mézières and Mantes-la-Jolie. The 21:50 MOPI train departing from Paris Montparnasse will terminate at Plaisir-Grignon.
  A replacement bus service is in place, serving the intermediate stations.
  Reason: works on the railway network.
• Line N: Épône - Mézières <-> Mantes-la-Jolie 25-26/07:
  Period: on weekends, during the day.
  Dates: from Saturday, July 25 at 11:30 a.m. to Sunday, July 26 at 4:30 p.m.
  Traffic is interrupted between Épône - Mézières and Mantes-la-Jolie. On Saturday, July 25: The MOPI at 10:50 a.m. will terminate at Epône-Mézière. The POMI at 12:54 p.m. will originate from Epône-Mézière. On Sunday, July 26: The MOPI at 3:50 p.m. will terminate at Mantes-la-Jolie. The POMI at 5:54 p.m. will originate from Mantes-la-Jolie.
  A replacement bus service is in place, serving the intermediate stations.
  Reason: works on the rail network.
• Line N: Paris Montparnasse <-> Rambouillet 27-31/07:
  Period: on weekdays, evenings from 10:00 PM.
  Dates: from Monday, July 27 to Friday, July 31.
  Traffic is suspended between Paris Montparnasse and Rambouillet. Last departure from Paris Montparnasse to Rambouillet: ROPO at 11:35 PM. Last departure from Rambouillet to Paris Montparnasse: PORO at 10:25 PM. A replacement bus service is in operation, stopping at the intermediate stations.
  Reason: railway works.
• Line N : Épône - Mézières <-> Mantes-la-Jolie Aug. 1–2 :
  Period: weekends, daytime.
  Dates: from Saturday, August 1, 11:30 a.m. to Sunday, August 2, 12:30 p.m.
  Traffic is interrupted between Épône - Mézières and Mantes-la-Jolie. On Saturday, August 1: The MOPI at 10:50 will terminate at Epône-Mézière.
  The POMI at 12:54 will originate from Epône-Mézière. On Sunday, August 2: The MOPI at 10:50 will terminate at Mantes-la-Jolie.
  The POMI at 12:54 will originate from Mantes-la-Jolie.
  A replacement bus service is put in place, serving the intermediate stations.
  Reason: rail network works.
• Line N: Paris Montparnasse -> Mantes-la-Jolie 03/08-04/09:
  Period: weekday evenings.
  Dates: from Monday 3 to Friday 7 August, and from Monday 10 to Friday 14 August, and from Monday 31 August to Friday 4 September.
  Traffic is suspended from Paris Montparnasse toward Mantes-la-Jolie. Last departure from Paris Montparnasse to Mantes-la-Jolie: the 20:50 MOPI. The 21:50 MOPI train is a Plaisir-Grignon terminus.
  A substitute bus service is in place, serving intermediate stations.
  Reason: railway works.
• Line N: Paris-Montparnasse -> Toward the Shipyards 03-28/08:
  Period : on weekdays from 01:05 a.m.
  Dates : from Monday, June 8 to Friday, June 26.
  Traffic is suspended from Paris Montparnasse toward Versailles Chantiers. Last departure from Paris Montparnasse to Versailles Chantiers: the 00:05 POGI. A replacement bus service will be provided, serving the intermediate stations.
  Reason : works on the railway network.
• Line N: Paris-Montparnasse <-> Rambouillet, 03/28/08:
  Period: on weekdays from 10:30 p.m.
  Dates: from Monday 8 to Friday 26 June.
  Traffic is suspended between Paris Montparnasse and Rambouillet. Last departure from Paris Montparnasse to Rambouillet: the ROPO at 11:35 p.m. Last train from Rambouillet to Paris Montparnasse: the PORO at 10:25 p.m. A replacement bus service is in place, with stops at intermediate stations.
  Reason: railway works.
• Line N: Épône - Mézières <-> Mantes-la-Jolie Aug. 8-9:
  Period : weekend, daytime.
  Dates : from Saturday 08 August, 11:30 to Sunday 08 August, 16:30.
  Traffic is interrupted between Épône - Mézières and Mantes-la-Jolie.
  On Saturday 08 August :
  The MOPI at 10:50 will terminate at Epône-Mézière.
  The POMI at 12:54 will originate from Epône-Mézière.
  On Sunday 09 August :
  The MOPI at 15:50 will terminate at Mantes-la-Jolie.
  The POMI at 17:54 will originate from Mantes-la-Jolie.
  A replacement bus service is in place, serving the intermediate stations.
  Reason : works on the railway network.

Train Line P:

• Line P: Paris Est – Château-Thierry from 29 June to 28 August:
  Period: Weeknights starting at 10:00 p.m.
  Dates: Monday, June 29 to Friday, August 28
  Traffic is suspended between Paris-Est and Château-Thierry.
  The last PIMO train from Château-Thierry to Paris-Est is at 9:04 p.m.
  The last ZIMO train from Paris-Est to Château-Thierry is at 10:19 p.m.
  A replacement bus service will operate, serving the intermediate stations.
  Reason: railway works (maintenance inspection).
• Line P: Paris-Est to Meaux, June 22–August 28:
  Period: Weeknights from 10:20 p.m.
  Dates: Monday, June 22 to Friday, August 28
  Traffic is interrupted between Paris Est and Meaux.
  The last PICI train from Meaux to Paris Est is at 9:50 p.m.
  The last MICI train from Paris Est to Meaux is at 11:01 p.m.
  A replacement bus service will operate, serving the following intermediate stations:
  - From Paris Est to Meaux (all-stops and non-stop) ;
  - From Paris Est to Meaux non-stop, then Esbly as terminus ;
  - From Meaux to Paris Est (all-stops) ;
  - From Chelles Gournay to Meaux (all-stops) ;
  - From Paris Est to Lagny-Thorigny (all-stops) ;
  - Between Meaux and Val d'Europe RER A (non-stop).
  Reason: works on the rail network (Grand Paris Express at Chelles Gournay, maintenance of electrical installations and mechanical signaling, refurbishment of the canopy at Meaux).
• Line P: Paris-Est to Provins, 11/05–4/09:
  Period: on weekdays from 9:45 p.m.
  Dates: from Monday, May 11 to Friday, September 4
  Train service is suspended between Paris Est and Provins.
  The last PIBU train from Provins to Paris Est departs at 8:46 p.m.
  The last XIBU train from Paris Est to Provins departs at 9:47 p.m.
  A replacement bus service is in operation, stopping at the intermediate stations.
  Reason: railway works (track renewal).
• Line P: Paris Est – Coulommiers, June 29–July 10, August 24–September 4:
  Period: Weeknights from 8:30 PM
  Dates: Monday, June 29 through Friday, July 10 and Monday, August 24 through Friday, September 4
  Traffic is interrupted between Paris Est and Coulommiers.
  The last PITU train from Coulommiers to Paris Est departs at 7:02 PM.
  The last CITU train from Paris Est to Coulommiers departs at 8:17 PM.
  A replacement bus service will be provided, serving intermediate stations.
  Reason: railway works (track maintenance).
• Line P: Paris Est to Provins, 11/07 – 2/08:
  Period : weekends from 9:45 p.m.
  Dates : Saturday, July 11 to Sunday, August 2
  Traffic is suspended between Paris Est and Provins.
  The last PIBU train from Provins to Paris Est departs at 6:46 p.m.
  The last XIBU train from Paris Est to Provins departs at 7:47 p.m.
  A replacement bus service is in place, serving the intermediate stations.
  Reason : railway works (rail renewal).
• Line P: Paris-Est to Coulommiers, July 11–12.
  Period: from 10:30 p.m.
  Dates: Saturday, July 11 to Sunday, July 12
  Traffic is suspended between Paris Est and Coulommiers.
  The last PITU train from Coulommiers to Paris Est departs at 8:38 p.m.
  The last CITU train from Paris Est to Coulommiers departs at 10:17 p.m.
• Major Summer Projects 2026: July 13 to August 9:
  Period: all day
  Dates: from July 13 to August 9
  - Meaux <> La Ferté Milon: service suspended
  Recommended routes:
  - To reach the intermediate stations: replacement bus service
  For more information on these works, see the line P blog.
  Reason: works on the rail network (replacement of 8.4 km of track between Crouy-sur-Ourcq and La Ferté-Milon to ensure a high level of safety and improve punctuality).
  A replacement bus service is in operation, serving the intermediate stations. For more details you can consult the blog.
  Reason: works on the rail network (replacement of 8.4 km of track between Crouy-sur-Ourcq and La Ferté-Milon to ensure a high level of safety and improve punctuality).
• Grands Travaux d'été 2026 : du 13/07 au 23/08 : Major Summer Projects 2026: July 13 to August 23:
  Period: all day on weekdays
  Dates: from July 13 to August 23
  - Tournan <> Coulommiers: Traffic suspended
  Recommended routes:
  - To reach the intermediate stations: replacement bus
  - For your connections: PITA and TITU trains run between Paris Est and Tournan
  Note:
  The stops at Faremoutiers-Pommeuse and Mortcerf stations are modified:
  - All directions Faremoutiers - Rue des Ormes (in front of bus stop 2419/2423 Place)
  - All directions Pommeuse - Avenue du général Huerne (bus stop 2419/2451 Église)
  - All directions Mortcerf - Avenue du général Leclerc (in front of bus stop 2453/2423 Place).
  For more information on these works, see the P line blog.
  Reason: railway works (Complete overhaul of 13.4 kilometers of track between Mortcerf and Coulommiers to improve onboard comfort and train punctuality).
• Line P: Paris-Est – Meaux, 16/06 and 11/08:
  Dates : Tuesday, June 16 and Tuesday, August 11
  The following trains are cancelled:
  - PICI from 11:20 to Meaux to Paris Est
  - MICI from 12:31 to Paris Est to Meaux
  Next trains to operate:
  - PICI from 11:50 to Meaux to Paris Est
  - MICI from 13:01 to Paris Est to Meaux
  Reason : railway works (maintenance between Meaux and Lagny-Thorigny).
• Line P: Paris Est – Meaux, 18 July – 6 September:
  Période : les week-ends à partir de 22h50
  Dates : du samedi 18 juillet au dimanche 26 juillet, et les samedis 8, 15, 22 août , et du samedi 29 août au  dimanche 6 septembre.
  Le trafic est interrompu entre Paris Est et Meaux.
  Le dernier train PICI de Meaux vers Paris Est est à 22h20.
  Le dernier train MICI de Paris Est vers Meaux est à 23h01.
  Un service de bus de remplacement est mis en place, avec desserte des gares intermédiaires :
  - De Paris Est à Meaux (omnibus et sans arrêt) ;
  - De Paris Est à Meaux sans arrêt puis Esbly terminus ;
  - De Meaux à Paris Est (omnibus) ;
  - De Chelles Gournay à Meaux (omnibus) ;
  - Entre Meaux et Val d'Europe RER A (sans arrêt).
  Motif : travaux sur le réseau ferroviaire.
• Line P: Paris-Est – Château-Thierry, July 18–19 and July 25–26:
  Period: the weekend starting at 23:00
  Dates: from Saturday 18 to Sunday 26 July
  Traffic is suspended between Paris Est and Château-Thierry.
  The last PIMO train from Château-Thierry to Paris Est departs at 22:04.
  The last ZIMO train from Paris Est to Château-Thierry departs at 22:49.
  A replacement bus service is in place, serving the intermediate stations.
  Reason: rail works.
• Ligne P : Paris-Est – Château-Thierry, Aug 2008 – Jun 2009:
  Period : weekends from 11:00 p.m.
  Dates : Saturdays August 8, 15, 22, 29, September 5 and Sundays August 30, September 6
  Traffic is halted between Paris Est and Château-Thierry.
  The last PIMO train from Château-Thierry to Paris Est is at 10:04 p.m.
  The last ZIMO train from Paris Est to Château-Thierry is at 10:49 p.m.
  A replacement bus service is in operation, stopping at the intermediate stations.
  Reason : railway works.

Line R Train:

• Line R: Changes to the train timetables from July 1 to July 31.
  Period : Monday through Sunday.
  Dates : July 1–31.
  Some trains on line R may have earlier departure or passing times at certain stations, and your travel times could be affected.
  For full details, visit the X thread for line R or the blog for your line. Motive: maintenance work and network construction.
• R Line: Melun - Montereau: cancellation:
  Train canceled:
  - KOHO, departing Melun at 09:48, arriving at 10:25.
  Risk of overcrowding on the next train.
  Next service in operation:
  - KOHO, departing Melun at 10:48, arriving at 11:25.
  For more information on this disruption, see the line's X thread.
  Reason: departure conditions not met.
• Line R: Melun – Montereau: service cancelled:
  Train canceled:
  - KOHO from Melun 06:49, to Montereau 07:26.
  Risk of crowding on the following train.
  Next train in service:
  - KOHO from Melun 07:49, to Montereau 08:26.
  For more information on this disruption, check the line's X thread.
  Reason: departure conditions not met.
• Ligne R : Montereau - Melun : service suspended:
  Train cancelled:
  - ZOHA departing Montereau 08:29, arriving Melun 09:05.
  Risk of crowding on the next train.
  Next train in service:
  - ZOHA departing Montereau 09:29, arriving Melun 10:05.
  For more information about this disruption, check the line's X thread.
  Reason: departure conditions not met.
• Line R: Paris–Lyon to Montargis and Paris–Lyon to Montereau, 13–21/08:
  Period: Weeknights starting at 11:15 p.m.
  Dates: from Monday, August 13 to Friday, August 21, excluding public holidays.
  Traffic is suspended between Paris Gare de Lyon and Montargis, and between Paris Gare de Lyon and Montereau.
  A replacement bus service will operate, with stops at intermediate stations.
  Reason: railway works.
• R Line: traffic slowed over the weekend of July 25–26.
  Period: from 11:10 p.m.
  Dates: Saturday, July 25 to Sunday, July 26.
  Traffic is slowed across the entire line. Trains will be diverted via Corbeil, expect longer travel times.
  Reason: maintenance works on the rail network.
• Line R: Paris–Lyon <> Montargis service suspended from 3 to 21 August.
  Period: on weekdays from 11:15 p.m.
  Dates: Monday 3 to Friday 21 August.
  Service disruption between Paris Gare de Lyon and Montargis and between Paris Gare de Lyon and Montereau via Moret Veneux les Sablons.
  A replacement bus service is in operation, serving the intermediate stations.
  Reason: railway network works.
• Line R: August 8–9, delays on August 8–9.
  Period: from 11:10 p.m.
  Dates: from Saturday 8 August to Sunday 9 August.
  Traffic is slowed along the entire line as trains are diverted via Corbeil, lengthening travel times.
  Reason: railway maintenance works.

Line U train:

• Line U: La Verrière <-> La Défense until July 13, 2026.
  Period: during the morning peak hours (6:30–9:30) and the evening peak hours (16:30–20:00). Date: until Monday, July 13, 2026. Line U: reduced service until July 13.
  Between La Verrière and La Défense, service is reduced until July 13. During the morning peak (6:30–9:30) and the evening peak (16:30–20:00), trains run every 30 minutes.
  Travel times may lengthen due to speed restrictions in the affected area between Trappes and Saint-Quentin-en-Yvelines. Period: weekend of Saturday, July 11 to Sunday, July 12.
  Traffic suspended from Saturday, July 11 (18:00) to Sunday, July 12 (13:00).
  Saturday, July 11:
  Last train from La Verrière: 18:05
  Last train from La Défense: 19:14
  Sunday, July 12:
  First train from La Verrière: 13:05
  First train from La Défense: 14:15. Technical teams are mobilized to restore normal service.
  Check the timetable for trains running the day before at 17:00 in the "Journey search" section.
  Reason: Weather-related disruptions (repairs to electrical installations in the Saint-Quentin-en-Yvelines area damaged by lightning on 27/06).
• Line U: Service disruption between La Défense and La Verrière, 11–12 July:
  Period: from 11/07 (6:00 PM) to 12/07 (1:00 PM) Dates: weekend of Saturday the 11th to Sunday the 12th of July. Traffic suspended from Saturday 11 July (6:00 PM) to Sunday 12 July (1:00 PM). Saturday 11 July:
  Last train departing from La Verrière: 18:05
  Last train departing from La Défense: 19:14 Sunday 12 July:
  First train departing from La Verrière: 13:05
  First train departing from La Défense: 14:15.
  Check the schedule for trains running the previous day at 5:00 PM in the "Route search" section.
  Reason: Weather-related disruption (repairs to the electrical installations in the Saint-Quentin-en-Yvelines area damaged by lightning on 27/06)
• Line U: La Verrière to La Défense, Tuesday 14 July.
  Period: in the evening Date: Tuesday, July 14 Traffic is suspended from La Verrière to La Défense. Last departure from La Verrière to La Défense: 11:20 PM.
  A replacement bus service is being provided, with stops at the intermediate stations.
  Reason: railway network works.
• Line U: La Défense <-> La Verrière 20–23/07:
  Period : weekdays, in the evenings.
  Dates : from Monday, July 20 to Thursday, July 23.
  Traffic is suspended between La Défense and La Verrière. Last outbound from La Défense to La Verrière: VERI at 23:15. Last outbound from La Verrière to La Défense: DEFI at 22:20.
  A replacement bus service is in place, serving the intermediate stations.
  Reason : works on the railway network.
• Line U: La Défense <-> La Verrière, July 25:
  Period: late night.
  Date: Saturday, July 25.
  Traffic will be interrupted between La Défense and La Verrière. Last train from La Défense: VERI at 22:15.
  Last train from La Verrière: DEFI at 21:20.
  A replacement bus service will operate, stopping at the intermediate stations.
  Reason: works on the rail network.

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Trams:

• T1
• T2
• T3a
• T3b
• T4
• T5
• T6
• T7
• T8
• T9
• T11

Line T1: aucune perturbation

Line T2:aucune perturbation

Line T3a:aucune perturbation

Line T3b: aucune perturbation

Line T4: aucune perturbation

Line T5:aucune perturbation

Line T6: aucune perturbation

Line T7:

• Tramway T7 : Information - Other :
  Due to ongoing works, the elevator at Orly Airport station is out of service.
  We advise people with reduced mobility or those who have difficulty getting around:
  • to take Metro Line 14 to Orly Airport station, which is fully accessible (special fare)
  • to get off at the T7 tramway Cœur d’Orly stop and use the airport shuttle (ADP).

Line T8:aucune perturbation

Line T9: aucune perturbation

Line T11:aucune perturbation

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Ongoing Construction Projects Disrupting Traffic in Paris: