Metro and RER updates: closures, work, and demonstrations in Paris this Wednesday September 16, 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: 

• 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.

RER C: 

• RER C: between Massy-Palaiseau and Paris Austerlitz from 24/08 to 18/09:
  Period : evenings.
  Dates : from Monday, August 24 to Friday, September 18 (weekends excluded).
  Traffic is suspended between Massy-Palaiseau and Paris Austerlitz: - Last departure from Massy Palaiseau at 20:10 - Last departure from Paris Austerlitz at 21:11Report: Metro lines 7 or 14, tramways T3a, T7, T9, city buses 180, 182, 183, 323, 325, 482, 483, TVM or replacement bus service between Pont de Rungis and Massy Palaiseau.
  Motif : travaux sur le réseau ferré.
• RER C: between Saint-Martin d'Étampes and Paris Austerlitz from September 7 to October 2:
  Period: Mondays, Tuesdays, Wednesdays and Thursdays starting at 11 p.m.
  Dates: from Monday, September 7 to Thursday, September 10, and from Monday, September 14 to Friday, October 2.
  Traffic is suspended between Saint-Martin d’Etampes and Paris Austerlitz:
  - Last departure from Saint-Martin d'Étampes at 21:41
  - Last departure from Paris Austerlitz at 22:31
  A replacement bus service will operate, serving the intermediate stations.
  Reason: rail network maintenance/work.
• RER C: between Avenue Henri Martin and Pontoise from 24/08 to 02/10:
  Period: evenings.
  Dates: from Monday, August 24 to Friday, October 2 (Saturdays and Sundays excluded).
  Traffic will be suspended between Avenue Henri Martin and Pontoise: - Last departure from Avenue Henri Martin to Pontoise at 21:41 - Last departure from Avenue Henri Martin to Montigny B. at 22:55 - Last departure from Pontoise at 21:58 - Last departure from Montigny Beauchamp at 22:25 Diversions: line H or replacement bus, metro, trams, or city bus 138.
  Reason: works on the rail network.
• RERC: between Juvisy and Paris Austerlitz via Choisy from 7 to 18 September:
  Period: evenings.
  Dates: from Monday 7 to Friday 18 September (excluding Friday 11, and the Saturday and Sunday).
  Traffic will be interrupted between Juvisy and Paris Austerlitz via Choisy-le-Roi: - Last departure from Juvisy at 21:59 - Last departure from Paris Austerlitz at 21:06
  A replacement bus service will be put in place, with service to intermediate stations.
  Reason: railway works.
• RER C : between Dourdan and Paris Austerlitz from 7 September to 2 October :
  Period : evenings.
  Dates : from Monday, September 7 to Friday, October 2 (except Friday, September 11, and the weekend).
  Traffic is suspended between Dourdan and Paris Austerlitz: - Last departure from Dourdan at 21:07 - Last departure from Paris Austerlitz at 21:17 From 22:20, trains terminate at Brétigny.
  A replacement bus service is provided, with stops at the intermediate stations.
  Reason : railway works.
• RER C: between Pont de Rungis and Paris Austerlitz, from 24 August to 18 September:
  Période : les soirées.
  Dates : du lundi 24 août au vendredi 18 septembre (sauf samedi, dimanche).
  La circulation est interrompue entre Pont de Rungis et Paris Austerlitz :
  - Dernier départ de Pont de Rungis à 20h38
  - Dernier départ de Paris Austerlitz à 21h27
  Report : Ligne de métro 7 ou 14, Tramways T3a, T7, T9, bus de ville 180, 182, 183, 323, 325, 482, 483 ou TVM.
  Motif : travaux sur le réseau ferré.
• RER C: between Javel and Versailles-Château/St-Quentin from 07/09 to 25/09:
  Period: evenings.
  Dates: Monday 7 to Friday 25 September.
  Traffic is suspended between Javel and St-Quentin-en-Yvelines and between Javel and Versailles-Château.
  - Last departure from Javel to St-Quentin at 23:02
  - Last departure from Javel to Versailles-Château at 23:11
  - Last departure from Versailles-Château at 22:25
  - Last departure from St-Quentin at 22:40
  Alternative: line N or city bus 169 or 171
  Reason: works on the rail network.
• RER C: service between Champ de Mars and Pontoise on September 5–6 and September 19–20:
  
• RER C: Between Dourdan and Paris Austerlitz 06-20-27/09:
  Period : evenings.
  Dates : Sundays 6, 20 and 27 September.
  Traffic is suspended between Dourdan and Paris Austerlitz: - Last departure from Dourdan at 21:07
  - Last departure from Paris Austerlitz at 22:15
  A replacement bus service will operate, serving the intermediate stations.
  Reason : railway works.
• RER C: from St-Martin d'Étam. to Paris Austerlitz 06-20-27/09:
  Period : evenings.
  Dates : Sundays September 6, 20 and 27.
  Traffic is suspended between Saint-Martin d'Étampes and Paris Austerlitz: - Last departures from Saint-Martin d'Étampes at 21:41 - Last departures from Paris Austerlitz at 22:45
  A replacement bus service is in operation, with stops at intermediate stations.
  Reason : railway works.
• RER C: from Pont de Rungis to Paris Austerlitz, September 21 to October 2:
  Period: evenings.
  Dates: from Monday, September 21 to Friday, October 2 (excluding Saturdays and Sundays).
  Traffic is suspended between Pont de Rungis and Paris Austerlitz: - Last departure from Paris Austerlitz at 22:27
  - Last departure from Pont de Rungis at 22:08Disruptions: Metro lines 7 or 14, tramways T3a, T7, T9, city buses 180, 182, 183, 323, 325, 482, 483 or TVM
  Reason: works on the rail network.
• RERC: Between Juvisy and Paris Austerlitz via Choisy from September 21 to October 2:
  Timeframe: evenings.
  Dates: from Monday, September 21 to Friday, October 2 (excluding Saturdays and Sundays).
  Traffic will be suspended between Juvisy and Paris Austerlitz via Choisy le Roi:
  - Last train from Juvisy at 22:29
  - Last train from Paris Austerlitz at 22:36
  A replacement bus service will operate, stopping at intermediate stations.
  Reason: rail network works.
• RER C: between Pont de Rungis and Paris Austerlitz from September 21 to October 2:
  Period : evenings.
  Dates : from Monday, September 21 to Friday, October 2 (weekends excluded).
  Traffic is suspended between Pont de Rungis and Paris Austerlitz: - Last departure from Paris Austerlitz at 22:27 - Last departure from Pont de Rungis at 22:08Report : Metro lines 7 or 14, Tramways T3a, T7, T9, city buses 180, 182, 183, 323, 325, 482, 483 or TVM
  Motif : works on the rail network.
• RER C: between Invalides and Massy-Palaiseau from 26–27 September and 3–4 October:
  Period: all weekend.
  Dates: from September 26 to 27 and from October 3 to 4.* Until 5 p.m. on Sundays.
  Reason: railway network works.
• RER C: Between Invalides and Juvisy on 26–27 September and 3–4 October.
  Period: over the weekend.
  Reason: maintenance on the rail network.
• RER C: Ardoines, Vitry, Ivry not served during the day. 28/09 to 23/10:
  Period: on weekdays from 9:40 a.m. to 4:00 p.m.
• RER C: between Javel and Versailles-Château/St-Quentin from 28 Sept to 2 Oct:
  Period: evenings.
  Dates: from Monday, September 28 to Friday, October 2.
  Traffic is suspended between Javel and Versailles Château/St-Quentin-en-Yvelines: - Last departure from Javel to St-Quentin at 21:17
  - Last departure from Javel to Versailles Château at 23:11
  - Last departure from St-Quentin at 21:40
  - Last departure from Versailles Château at 22:25
  Alternative: line N or city bus 169 or 171
  Reason: works on the rail network.
• RER C: between Dourdan and Paris Austerlitz on 4-11-18-25 October:
  Period: evenings.
  Dates: Sundays October 4, 11, 18 and 25.
  Rail traffic is suspended between Dourdan and Paris Austerlitz: - Last departure from Dourdan at 21:07 - Last departure from Paris Austerlitz at 22:15
  A replacement bus service will operate, serving intermediate stations.
  Reason: works on the railway network.
• RERC: from Saint-Martin-d'Étampes to Paris Austerlitz, 04-11-18-25 October:
  Period: evenings.
  Dates: Sundays October 4, 11, 18 and 25.
  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 22:45
  A replacement bus service will operate, stopping at intermediate stations.
  Reason: railway works.
• RER C: between Pont de Rungis and Paris Austerlitz, from October 5 to October 30:
  Period: in the evenings.
  Dates: from Monday 5 to Friday 30 October (excluding Saturday and Sunday).
  Traffic is halted between Pont de Rungis and Paris Austerlitz:
  - Last departure from Paris Austerlitz at 22:27
  - Last departure from Pont de Rungis at 22:08
  Report: Metro lines 7 or 14, Tramways T3a, T7, T9, city buses 180, 182, 183, 323, 325, 482, 483 or TVM
  Reason: works on the rail network.
• RER C: between Javel and Versailles-Château/St-Quentin, from October 5 to October 30:
  Period: evening services.
  Dates: from Monday, October 5 to Friday, October 30 (weekends excluded).
  Traffic between Javel and Versailles Château/St-Quentin is suspended:
  - Last train from Javel to St-Quentin at 21:17
  - Last train from Javel to Versailles Château at 23:11
  - Last train from St-Quentin at 21:40
  - Last train from Versailles Château at 22:25
  Alternate: Line N or city buses 169 or 171
  Reason: rail network works.
• RER C: between Juvisy and Paris Austerlitz via Choisy from October 5 to 30:
  Period: evenings.
  Dates: from Monday 5 to Friday 30 October (excluding Saturdays and Sundays)
  Rail traffic between Juvisy and Paris Austerlitz will be suspended: - Last departure from Juvisy at 22:29 - Last departure from Paris Austerlitz at 22:36
  A replacement bus service will be in operation, serving the intermediate stations.
  Reason: railway network works.
• RER C: between Dourdan and Paris Austerlitz from 5 to 30 October:
  Period: evenings. Dates: from Monday, October 5 to Friday, October 30 (excluding Saturdays and Sundays)
  Traffic is suspended between Dourdan and Paris Austerlitz:
  - Last departure from Dourdan at 21:07
  - Last departure from Paris Austerlitz at 21:17
  From 22:15, trains terminate at Brétigny.
  A replacement bus service is in operation, serving the intermediate stations.
  Reason: rail works.
• RER C: between Avenue Henri Martin and Pontoise, from 5 to 30 October:
  Period: evenings.
  Dates: from Monday, October 5 to Friday, October 30 (excluding Saturdays and Sundays).
  Traffic will be interrupted between Avenue Henri Martin and Pontoise: - Last departure from Avenue Henri Martin to Pontoise at 21:41 - Last departure from Avenue Henri Martin to Montigny Beauchamp at 22:55 - Last departure from Pontoise at 21:58 - Last departure from Montigny Beauchamp at 22:25. Transit options: line H or replacement bus, or J, metro M1, M2, M3, M6, M9, M13 or M14, tram T3b, T8 or T11, or city bus 138.
  Reason: works on the rail network.
• RER C: Saint-Martin-d'Étampes and Paris Austerlitz from 05/10 to 30/10:
  Period: evenings.
  Dates: from Monday 5 to Friday 30 October (Saturdays and Sundays excluded).
  Traffic is interrupted between Saint-Martin d'Étampes and Paris Austerlitz:
  - Last departure from Saint-Martin d'Étampes at 21:41
  - Last departure from Paris Austerlitz at 22:31
  A replacement bus service is in place, with stops at the intermediate stations.
  Reason: works on the rail network.
• RER C: between Invalides and Juvisy Oct 10–11.
  Period: all weekend.
  Dates: from October 10 to 11, until 5 p.m. on Sunday. Traffic is suspended between:
  - Invalides and Paris Austerlitz
  - Choisy-le-Roi and Juvisy Trains from Saint-Martin d'Étampes and Dourdan terminate at Juvisy. Trains to Saint-Martin d'Étampes and Dourdan originate from Juvisy.* Sunday, October 11 peculiarity: from 5 p.m., service resumes at the stations Musée d'Orsay, Saint-Michel Notre-Dame, Paris Austerlitz, Bibliothèque François-Mitterrand and all stations from Juvisy to Dourdan and Saint-Martin d'Étampes. Impact: RER D, metro lines, tramways or city bus services.
  Reason: track works on the rail network.
• RER C: between Orly and Massy-Palaiseau Oct. 10–11:
  Period : weekends, all day.
  Dates : Saturday, October 10 to Sunday, October 11.
  All weekend,
  - traffic will be lighter between Orly Ville and Pont de Rungis.
  - there will be no RER C service between Pont de Rungis and Massy-Palaiseau. Replacement bus service between Pont de Rungis and Massy-Palaiseau.
  Reason : works on the rail network.

RER D:

• RER D : trimming back transport services :
  L’offre de transport du RER D est réduite jusqu’à fin 2026.
  To plan your journey before heading to the station, check train times in the "Route Planner" section.
  From August 24 to September 18, 27 trains will be taken out of service:
  -12 trains on the Melun branch
  -15 trains on the Corbeil-Essonnes branch.
  To plan your journey before heading to the station, check train times on the Île-de-France Mobilités app, the Transilien.com site, SNCF Connect, or your mobility app.Retrouvez plus d'informations sur le blog du RER D :https://maligned.transilien.com/2026/08/21/reduction-de-loffre-rer-d-24-aout/Motif : capacité de maintenance des trains temporairement réduite (création de nouveaux ateliers de maintenance)
• RER D: Paris Lyon <-> Villeneuve St-G not served Aug 31–Sept 18:
  Period : Weeknights from 10:30 p.m.
  Dates : Monday, August 31 to Friday, September 18.
  The stations between Paris Gare de Lyon and Villeneuve-Saint-Georges will not be served.
  A replacement bus service has been arranged, serving the intermediate stations.
  Reason : works on the rail network.
• RER D: Combs-la-Ville <-> Melun service suspended from 31/08 to 18/09:
  Period: on weekdays starting at 7:50 p.m.
  Dates: Monday, August 31 to Friday, September 18.
  Traffic is reduced between Paris Gare de Lyon and Melun. Period: on weekdays starting at 11:15 p.m.
  Dates: Monday, August 31 to Friday, September 18.
  Traffic is suspended between Combs-la-Ville - Quincy and Melun.
  A replacement bus service will operate, serving the intermediate stations.
  Reason: railway works.
• RER D : Paris Nord <-> Creil 31/08-25/09, on weekdays from 11:35 p.m.:
  Period: Weekdays starting at 23:35.
  Dates: from Monday, August 31 to Friday, September 25.
  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-Nord <-> Paris-Lyon service suspended Aug 31–Sep 18:
  Period: on weekdays from 11:15 p.m.
  Dates: from Monday, August 31 to Friday, September 18.
  Train service is suspended between Paris Gare du Nord and Paris Gare de Lyon.
  Reason: works on the rail network.
• RER D: Juvisy <-> Corbeil-Essonnes service suspended August 31–September 18:
  Period: weekdays from 11:50 p.m.
  Dates: from Monday, August 31 to Friday, September 18.
  Traffic is suspended between Juvisy and Corbeil-Essonnes via Ris-Orangis.
  A replacement bus service will operate, with stops at the intermediate stations.
• RER D: Combs-la-Ville <-> Melun service suspended from 31 August to 18 September:
  Period : Weekdays from 7:50 p.m.
  Dates : Monday, August 31 to Friday, September 18.
  Traffic is lightened between Paris Gare de Lyon and Melun. Period: on weekdays from 11:15 p.m.
  Dates : Monday, August 31 to Friday, September 18.
  Traffic is suspended between Combs-la-Ville - Quincy and Melun.
  A replacement bus service will operate, serving the intermediate stations.
  Reason : works on the railway network.
• RER D: Paris–Lyon <-> Combs / Juvisy service suspended 19–26/09:
  Period: from 11:15 p.m.
  Dates: Saturdays, September 19 and 26.
  Traffic is halted between Paris Gare de Lyon and Combs-la-Ville - Quincy, and between Paris Gare de Lyon and Juvisy.
  A replacement bus service is in operation, serving the intermediate stations.
  Reason: railway works.
• RER D: Corbeil <-> Malesherbes service suspended from September 21 to 25:
  Period : on weekdays from 10:11 to 14:18.
  Dates : from Monday, 21 to Friday, 25 September.
  Rail traffic is suspended between Corbeil-Essonnes and Malesherbes.
  A replacement bus service is in operation, serving the intermediate stations.
  Reason : maintenance work on the rail network.
• RER D: Paris-Lyon <> Corbeil / Melun service suspended from 21/09 to 2/10:
  Period : on weekdays from 11:15 p.m.
  Dates : from Monday, September 21 to Friday, October 2.
  Traffic is suspended between Paris Gare de Lyon and Corbeil-Essonnes and between Paris Gare de Lyon and Melun.
  A replacement bus service will operate, serving intermediate stations.
  Reason : railway works.
• RER D - Stade de France - Cultural event - Friday, Sept. 25:
  Date : Friday, September 25. Cultural event at the Stade de France (Pope's visit)
  Risk of crowding on the RER B and Metro 13.
  Have a great event, everyone.
• RER D : Paris Gare de Lyon <> Corbeil/ Melun suspended from 28/09 to 30/10 :
  Period: on weekdays from 11:15 p.m.
  Dates: from Monday, September 28 to Friday, October 30.
  Traffic is suspended between Paris Gare de Lyon and Corbeil-Essonnes and between Paris Gare de Lyon and Melun.
  A replacement bus service will be in place, with stops at intermediate stations.
  Reason: works on the rail network.
• RER D: Paris Nord <-> Creil suspended from 28 September to 30 October.
  Period: Weekdays from 11:35 p.m. onwards.
  Dates: from Monday, September 28 to Friday, October 30.
  Traffic is suspended between Paris Gare du Nord and Creil.
  A replacement bus service will be provided, with stops at the intermediate stations.
  Reason: railway works.
• RER D: Stade de France <-> Creil service suspended from October 3 to October 25.
  Period: weekends, all day long.
  Dates: Saturdays and Sundays on 3/4, 10/11, 17/18 and 24/25.
  Traffic is suspended between Stade de France–Saint-Denis and Creil.
  A replacement bus service is in operation, stopping at intermediate stations.
  Reason: railway works.
• RER D: Paris Nord – Combs-la-Ville / Juvisy service interrupted on 10-11 October:
  Period: starting at 11:15 p.m.
  Dates: from Saturday, October 10 to Sunday, October 11.
  Train service is suspended between Paris Gare du Nord and Combs-la-Ville - Quincy, and between Paris Gare du Nord and Juvisy.
  A replacement bus service will operate, serving the intermediate stations.
  Reason: railway works.

RER E: 

• RER E: Nanterre–Chelles, June 15–October 2 and October 15–December 11:
  Period: on weekdays starting at 22:45
  Dates: from Monday, June 15 to Friday, October 2 and from 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 is at 22:33.
  The last CONY train from Nanterre-la-Folie to Chelles Gournay is at 22:49, except from June 15 to 16, when the last CONY train from Nanterre-la-Folie to Chelles Gournay is at 22:38.
  A replacement bus service is in place, with stops at the intermediate stations.
  Reason: railway works
• RER E: Nanterre - Villiers/Tournan Sept. 19–20:
  
• RER E: Nanterre–Villiers, 26 Sept–1 Nov:
  Period : weekends starting at 10:15 p.m.
  Dates : from Saturday, September 26 to Sunday, November 1
  Traffic is suspended between Nanterre-La Folie and Villiers-sur-Marne.
  The last NOVY train from Villiers-sur-Marne to Nanterre-la-Folie is at 22:19 (22:26 departing Nogent - Le Perreux on October 10 and 11).
  The last VONY train from Nanterre-la-Folie to Villiers-sur-Marne is at 22:11 (on September 26, 27 and October 4, 11, 18).
  The last VONY train from Nanterre-la-Folie to Villiers-sur-Marne is at 22:41 (on October 3, 10, 17, 24, 31).
  Reason : works on the railway network.
• RER E: Nanterre - Tournan, Sept. 26 – Nov. 1:
  
• RER E: Nanterre to Chelles, 26/09–6/12:
  Period: from 10:45 p.m.
  Dates: on weekends from 26/09 to 6/12, except 25/10.
  Traffic is suspended between Nanterre-la-Folie and Chelles Gournay.
  The last NOCY train from Chelles Gournay to Nanterre-la-Folie is at 10:33 p.m.
  The last CONY train from Nanterre-la-Folie to Chelles Gournay is at 10:49 p.m.
  A replacement bus service will be arranged, serving the intermediate stations.
  Reason: railway works (Grand Paris Express).
• RER E: Nanterre - Chelles Oct 5–14:
  Period: on weekdays starting at 10:15 PM
  Dates: from Monday, October 5 to Friday, October 14.
  Train traffic is suspended between Nanterre-la-Folie and Chelles Gournay.
  The last NOCY train from Chelles Gournay to Nanterre-la-Folie departs at 10:33 PM (October 5–9) and 10:18 PM (October 12–14).
  The last CONY train from Nanterre-la-Folie to Chelles Gournay is at 10:04 PM.
  A replacement bus service is in operation, serving the intermediate stations.
  Reason: works on the railway network.
• RER E: Nanterre–Villiers, October 10–11:
  Period: all day
  Date: Saturday, October 10
  Period: until 4 p.m.
  Date: Sunday, October 11
  Traffic is interrupted between Nogent-le-Perreux and Villiers-sur-Marne.
  A replacement bus service is set up between Nogent-le-Perreux and Villiers-sur-Marne and between Tournan and Noisy-le-Grand Mont d'Est on the RER A.
  Reason: works on the railway network (track maintenance linked to the Grand Paris Express).

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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: aucune perturbation

Metro Line 5: aucune perturbation

Metro Line 6:

• Metro Line 6: Modernisation works - Traffic disrupted:
  On September 20, service will be suspended along the entire line due to modernization works.
  Replacement buses will be provided.
• Line 6 Metro: Modernisation works - Traffic interrupted
  On October 4, service on the entire line will be suspended due to modernization work.
  Replacement buses
• Metro 6: Modernisation works – Service disrupted:
  On October 11, service on the entire line will be suspended due to modernization work.
  Replacement buses.
• Metro 6: Modernisation works — traffic disrupted:
  On October 18, traffic on the entire line will be suspended due to modernization works.
  Replacement buses.
• Metro 6: Modernisation works - Traffic disrupted:
  On November 8, service will be suspended across the entire line due to modernization works.
  Replacement buses.
• Line 6: Modernization work - Service disrupted:
  On 22 November, service on the entire line will be suspended due to modernization works.
  Replacement buses.

Metro Line 7: aucune perturbation

Metro Line 7B: aucune perturbation

Metro Line 8: aucune perturbation 

Metro Line 9: aucune perturbation

Metro Line 10:

• Metro Line 10: Operational incident — service disruption:
  Traffic along the entire line is disrupted due to an operational incident.
• Metro 10: Modernisation works - Traffic disrupted:
  From October 27 to October 29, inclusive, traffic will be interrupted between Boulogne Pont de Saint-Cloud and Duroc due to modernization works.

Line 11 Metro: aucune perturbation

Metro Line 12: aucune perturbation 

Metro Line 13:

• Metro 13: Signaling outage - Traffic disrupted:
  Traffic is disrupted between Châtillon - Montrouge and La Fourche due to a signalling fault between Châtillon - Montrouge and La Fourche.
• Metro 13: Modernisation works - Traffic interrupted:
  On September 20, until 12:00, service on the entire line will be suspended due to modernization works.
  A replacement bus service will run between Les Courtilles and Porte de Clichy.
• Line 13 Metro: Modernisation works — Traffic disrupted:
  From September 27 until 12:00, service on the entire line will be suspended due to modernization works.
  Replacement buses will operate between Les Courtilles and Porte de Clichy.
• Metro 13: Modernisation works – traffic disrupted:
  From October 11 until 12:00, traffic will be suspended along the entire line due to modernization work.

Metro Line 14: aucune perturbation

Back to Menu

• To be read
• What to do this weekend in Paris and Île-de-France, September 18–20, 2026?
• What to do this week from September 14 to 20, 2026: your picks for a memorable week in Paris
• This week's best bets for September 7–13, 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: Pontoise / Ermont service suspended on weekdays from 31 August to 18 September:
  Dates : August 31 to September 18, Monday to Friday from 11:35 p.m. The traffic between Pontoise and Ermont-Eaubonne is suspended. A replacement bus service will operate from Ermont-Eaubonne station, stopping at the intermediate stations. - The last train from Pontoise to Paris Nord will depart at 10:36 p.m.
• Traffic disrupted between Sarcelles and Persan/Luzarches:
  Period: Monday through Friday from 9:00 PM Dates: August 24 to October 9 Traffic will be suspended from August 24 to October 9 between Sarcelles-St-Brice and Persan-Beaumont and between Sarcelles-St-Brice and Luzarches from Monday to Friday starting at 9:00 PM. Trains will run from Paris-Nord to Sarcelles-St-Brice, where replacement bus services will be provided: Sarcelles <> Persan Sarcelles <> Luzarches Last trains on the Montsoult/Luzarches line: Paris to Luzarches: 7:25 PM Luzarches to Paris: 8:21 PM Paris Persan via Montsoult: 8:04 PM
• Line H: Épinay / Ermont disrupted: (weekend) 19/09 to 20/09:
  Dates : Weekend of September 19–20, all day
  Train service on line H will be suspended throughout the weekend of September 19–20 between Epinay-Villetaneuse and Ermont Eaubonne.
  Direct replacement buses will operate between Epinay and Ermont.
  To reach the intermediate stations, please use the regular bus services 1515 and 1514.
  We invite you to postpone travel where possible.
  Motif : railway works.
• H: Ermont/Valmondois service suspended from 21 September to 2 October, starting at 23:35.
  
• H : Weekend of Oct 10-11 and 24-25 between Persan and Creil. :
  
• Line H: From Oct 12 to Oct 23 on weekdays, from 10:30 p.m., service disrupted:
  Period : Monday to Friday from 10:30 PM Dates: October 12–23 Traffic will be suspended from October 12 to 23 between Sarcelles St Brice and Persan Beaumont, and between Sarcelles and Luzarches, on weekdays from 10:30 PM. Trains will run from Paris Nord to Sarcelles St Brice, or replacement bus services will be arranged: - Sarcelles <> Persan

Train Line J: 

• Line J. The transport service has been tailored along the Conflans axis. :
  Ligne J. The transport service is adapted on the Conflans-Sainte-Honorine line.
  Most trains whose wheels were damaged by an operational incident have been repaired.
  One final category of rolling stock requires extended maintenance in our workshops, impacting service on the Conflans-Sainte-Honorine line.
  The transport plan for September 14 to 18: trains originating from or terminating at Conflans-Sainte-Honorine are cancelled.
  To offset the reduced service, some trains will make extra stops at certain stations.
  The teams have worked tirelessly to get the Les Mureaux line back in service by Monday, September 14, and remain mobilized for a full return to normal this autumn on the Conflans-Sainte-Honorine line.
  Every Friday from 5 p.m., you can find the trains schedule for the following week in the "Itinerary Search" section. We also recommend checking your timetables before heading to the station.
  For more information, visit the Blog
  Ligne J
• Line J: Argenteuil to Ermont Eaubonne, from 21 September to 2 October:
  Period: on weekdays, starting at 10:10 p.m.
  Dates: from Monday, September 21 to Friday, October 2.
  Traffic is interrupted between Argenteuil and Ermont Eaubonne.
  Trains running between Paris Saint-Lazare and Argenteuil will not serve Bois-Colombes, Colombes or Le Stade stations.
  A replacement bus service will operate, stopping at the intermediate stations, between:
  - Asnières sur Seine and Argenteuil.
  - Asnières sur Seine and Ermont Eaubonne.
  Last trains operating under normal service:
  - Paris Saint-Lazare to Ermont Eaubonne: 10:14 p.m.
  - Ermont Eaubonne to Paris Saint-Lazare: 10:25 p.m.
  Additional information:
  - The 10:01 p.m. train from Paris Saint-Lazare to Ermont-Eaubonne is terminated at Argenteuil. It will call at all stations from Asnières sur Seine to Argenteuil.
  - The 12:32 a.m. train from Conflans Sainte-Honorine to Paris Saint-Lazare is cancelled.
  Reason: works.
• Line J: Argenteuil <> Ermont-Eaubonne from Sept. 21 to Oct. 2:
  Period: on weekdays, starting at 10:10 PM.
  Dates: Monday, September 21 to Friday, October 2.
  Traffic is suspended between Argenteuil and Ermont Eaubonne.
  Trains running between Paris Saint-Lazare and Argenteuil will not serve Bois-Colombes, Colombes, or Le Stade stations.
  A replacement bus service is provided, stopping at the intermediate stations, between:
  - Asnières-sur-Seine and Argenteuil.
  - Asnières-sur-Seine and Ermont Eaubonne.
  The last trains operating normally are:
  - Paris Saint-Lazare to Ermont Eaubonne: 10:14 PM.
  - Ermont Eaubonne to Paris Saint-Lazare: 10:25 PM.
  Additional information:
  - The 10:01 PM train from Paris Saint-Lazare to Ermont-Eaubonne is terminus at Argenteuil. It will stop at all Asnières-sur-Seine stations up to Argenteuil.
  - The 12:32 AM train from Conflans-Sainte-Honorine to Paris Saint-Lazare is cancelled.
  Reason: works.
• Line J: Paris St-Lazare <> Mantes via Poissy from 14/09 to 16/10:
  Period: on weekdays, starting at 9:40 PM. Dates: Monday, September 14 to Friday, October 16. Traffic is disrupted between Paris Saint-Lazare and Mantes-la-Jolie via Poissy.
  A replacement bus service is in place, serving the intermediate stations, between:
  - Sartrouville <> Les Mureaux / Mantes-la-Jolie, from Monday, September 14 to Friday, October 2 and from Monday the 12th to Friday the 16th of October.
  - Houilles Carrières <> Les Mureaux / Mantes-la-Jolie, from Monday the 5th to Friday the 9th of October. Reinforcement of regular lines:
  - Bus 7820 between La Défense and Mantes-la-Jolie.
  The last trains running as usual:
  - Paris Saint-Lazare to Mantes-la-Jolie via Poissy: 9:47 PM
  - Mantes-la-Jolie to Paris Saint-Lazare via Poissy: 9:43 PM
  Reason: works.
• Line J: Conflans-Sainte-Honorine <> Mantes-la-Jolie from 14 to 18 September:
  Period: from 9:00 p.m.
  Dates: Monday, September 14 to Friday, September 18.
  Rail traffic is suspended between Conflans-Sainte-Honorine <> Mantes-la-Jolie.
  A replacement bus service will be provided, serving the intermediate stations, between Conflans-Sainte-Honorine <> Mantes-la-Jolie.
  The last trains to run as usual are:
  - Paris Saint-Lazare to Mantes-la-Jolie via Conflans-Sainte-Honorine: 21:16
  - Mantes-la-Jolie to Paris Saint-Lazare via Conflans-Sainte-Honorine: 21:02
  Reason: maintenance works.
• Line J: Issou–Porcheville <> Mantes-la-Jolie from Sept. 21 to Oct. 16:
  Period: on weekdays, from 9:00 p.m. onward.
  Dates: from Monday, September 21 to Friday, October 16.
  The last two trains departing from Paris Saint-Lazare to Mantes-la-Jolie via Conflans-Sainte-Honorine will terminate at Issou Porcheville station.
  A replacement bus service will operate between Issou Porcheville and Mantes-la-Jolie, serving the intermediate stations.
  The last train to run as scheduled:
  - Paris Saint-Lazare to Mantes-la-Jolie via Conflans-Sainte-Honorine: 21:16
  Reason: engineering works.
• Line J: Pontoise <> Boissy l'Aillerie / Gisors from Oct 12 to Oct 23:
  Period: on weekdays, from 10:00 a.m. to 4:00 p.m.
  Dates: from Monday, October 12 to Friday, October 23.
  Traffic is interrupted between Pontoise and Gisors.
  A replacement bus service is set up, with intermediate stops at the stations, between:
  - Pontoise <> Gisors.
  - Pontoise <> Boissy l’Aillerie.
  The last trains to run as scheduled:
  - Paris Saint-Lazare to Gisors: 08:17
  - Gisors to Paris Saint-Lazare: 08:49
  - Paris Saint-Lazare to Boissy l’Aillerie: 08:46
  - Boissy l’Aillerie to Paris Saint-Lazare: 09:52
  The first trains to run as scheduled:
  - Paris Saint-Lazare to Gisors: 15:26
  - Gisors to Paris Saint-Lazare: 16:00
  - Paris Saint-Lazare to Boissy l’Aillerie: 17:07
  - Boissy l’Aillerie to Paris Saint-Lazare: 18:15
  Reason: construction work.
• Line J: Pontoise <> Boissy-l'Aillerie / Gisors from 12 to 23 October:
  Period: on weekdays, from 10:00 to 16:00.
  Dates: from Monday, October 12 to Friday, October 23.
  Traffic is interrupted between Pontoise and Gisors.
  A replacement bus service is arranged, with stops at the intermediate stations, between:
  - Pontoise <> Gisors.
  - Pontoise<> Boissy l’Aillerie.
  Last trains operating normally:
  - Paris Saint-Lazare to Gisors: 08:17
  - Gisors to Paris Saint-Lazare: 08:49
  - Paris Saint-Lazare to Boissy l’Aillerie: 08:46
  - Boissy l’Aillerie to Paris Saint-Lazare: 09:52
  First trains operating normally:
  - Paris Saint-Lazare to Gisors: 15:26
  - Gisors to Paris Saint-Lazare: 16:00
  - Paris Saint-Lazare to Boissy l’Aillerie: 17:07
  - Boissy l’Aillerie to Paris Saint-Lazare: 18:15
  Reason: works.
• Line J: Pontoise ↔ Boissy-l'Aillerie / Gisors, from 12 to 23 October:
  Period: on weekdays, from 10:00 to 16:00.
  Dates: from Monday, October 12 to Friday, October 23.
  Traffic is interrupted between Pontoise and Gisors.
  A replacement bus service is provided, serving the intermediate stations, between:
  - Pontoise <> Gisors.
  - Pontoise<> Boissy l’Aillerie.
  The last trains to run normally:
  - Paris Saint-Lazare to Gisors: 08:17
  - Gisors to Paris Saint-Lazare: 08:49
  - Paris Saint-Lazare to Boissy l’Aillerie: 08:46
  - Boissy l’Aillerie to Paris Saint-Lazare: 09:52
  The first trains to run normally:
  - Paris Saint-Lazare to Gisors: 15:26
  - Gisors to Paris Saint-Lazare: 16:00
  - Paris Saint-Lazare to Boissy l’Aillerie: 17:07
  - Boissy l’Aillerie to Paris Saint-Lazare: 18:15
  Reason: works.
• Line J: Pontoise to Boissy l'Aillerie / Gisors from Oct 12 to Oct 23:
  Period: weekdays, from 10:00 to 16:00.
  Dates: from Monday, October 12 to Friday, October 23.
  Traffic is suspended between Pontoise and Gisors.
  A replacement bus service is introduced, stopping at the intermediate stations, between:
  - Pontoise and Gisors.
  - Pontoise and Boissy l’Aillerie.
  The last trains to run as scheduled:
  - Paris Saint-Lazare to Gisors: 08:17
  - Gisors to Paris Saint-Lazare: 08:49
  - Paris Saint-Lazare to Boissy l’Aillerie: 08:46
  - Boissy l’Aillerie to Paris Saint-Lazare: 09:52
  The first trains to run as scheduled:
  - Paris Saint-Lazare to Gisors: 15:26
  - Gisors to Paris Saint-Lazare: 16:00
  - Paris Saint-Lazare to Boissy l’Aillerie: 17:07
  - Boissy l’Aillerie to Paris Saint-Lazare: 18:15
  Reason: works.

Line K Train: aucune perturbation

Line L Train: 

• Line L: Sartrouville to Maisons-Laffitte from 14 to 25/09:
  Period: on weekdays, starting at 9:50 PM.
  Dates: from Monday, September 14 to Friday, September 25.
  Traffic is interrupted between Sartrouville and Maisons-Laffitte.
  Trains running between Paris Saint-Lazare and Sartrouville do not serve Nanterre Université station.
  A replacement bus service will operate, stopping at intermediate stations, between:
  - La Garenne-Colombes <> Nanterre Université. 
  The last trains to run as scheduled:
  - Paris Saint-Lazare to Maisons-Laffitte: 9:50 PM
  - Maisons-Laffitte to Paris Saint-Lazare: 10:38 PM
  Additional information:
  - The 12:29 AM and 12:44 AM trains from Paris Saint-Lazare to Maisons-Laffitte are cancelled.
  Reason: works
• Line L: Sartrouville <> Maisons-Laffitte, from 14 to 25 September:
  Period: on weekdays, from 9:50 p.m.
  Dates: Monday, September 14 to Friday, September 25.
  Traffic is suspended between Sartrouville <> Maisons-Laffitte.
  Trains running between Paris Saint-Lazare <> Sartrouville will not call at Nanterre Université station.
  A replacement bus service is in place, with intermediate-stop coverage, between:
  - La Garenne Colombes <> Nanterre Université. 
  The last trains running as normal are:
  - Paris Saint-Lazare to Maisons-Laffitte: 9:50 p.m.
  - Maisons-Laffitte to Paris Saint-Lazare: 10:38 p.m.
  Additional information:
  - The 00:29 and 00:44 trains from Paris Saint-Lazare to Maisons-Laffitte are cancelled.
  Reason: construction works
• Line L: Sartrouville to Maisons-Laffitte, Sept. 14–25:
  Period: on weekdays, from 9:50 p.m. onward.
  Dates: from Monday, September 14 to Friday, September 25.
  Traffic is suspended between Sartrouville and Maisons-Laffitte.
  The trains running between Paris Saint-Lazare and Sartrouville do not stop at Nanterre Université station.
  A replacement bus service is provided, serving intermediate stations, between:
  - La Garenne-Colombes <> Nanterre Université. 
  The last trains operating as usual are:
  - Paris Saint-Lazare towards Maisons-Laffitte: 9:50 p.m.
  - Maisons-Laffitte towards Paris Saint-Lazare: 10:38 p.m.
  Additional information:
  - The 12:29 a.m. and 12:44 a.m. trains from Paris Saint-Lazare to Maisons-Laffitte are cancelled.
  Reason: works.
• Line L: La Défense <> Versailles Rive Droite / Saint-Nom-la-Bretèche 14-25/09:
  Period: on weekdays, starting from 10:10 p.m.
  Dates: Monday, September 14 to Friday, September 25.
  Traffic is suspended between:
  - La Défense <> Versailles Rive Droite.
  - La Défense <> Saint-Nom la Bretèche. A replacement bus service will operate, serving the intermediate stations, between:
  - La Défense <> Versailles Rive Droite.
  - La Défense <> Saint-Nom la Bretèche.
  The last trains to run as usual:
  - Paris Saint-Lazare to Versailles Rive Droite: 21:26
  - Versailles Rive Droite to Paris Saint-Lazare: 22:12
  - Paris Saint-Lazare to Saint-Nom la Bretèche: 22:26
  - Saint-Nom la Bretèche to Paris Saint-Lazare: 22:41
  Reason: works.
• Line L: La Défense to Versailles R.D./St-Nom-la-Bretèche, 14–25/09:
  Period: on weekdays, from 10:10 PM.
  Dates: Monday 14 to Friday 25 September.
  Traffic is interrupted between:
  - La Défense <> Versailles Rive Droite.
  - La Défense <> Saint-Nom la Bretèche.
  A replacement bus service is in operation, stopping at intermediate stations, between:
  - La Défense <> Versailles Rive Droite.
  - La Défense <> Saint-Nom la Bretèche.
  The last trains to run as normal:
  - Paris Saint-Lazare to Versailles Rive Droite: 21:26
  - Versailles Rive Droite to Paris Saint-Lazare: 22:12
  - Paris Saint-Lazare to Saint-Nom la Bretèche: 22:26
  - Saint-Nom la Bretèche to Paris Saint-Lazare: 22:41
  Reason: works
• Line L: Sartrouville to Maisons-Laffitte, 28 September to 2 October:
  Period : from 9:50 p.m.
  Dates : Monday, September 28 to Friday, October 2.
  Traffic is suspended between Sartrouville and Maisons-Laffitte.
  A replacement bus service is in place, with stops at the intermediate stations, between:
  - Nanterre Université <> Cergy le Haut.
  - Nanterre Université <> Poissy.
  The last trains to run normally:
  - Paris Saint-Lazare to Maisons-Laffitte: 9:50 p.m.
  - Maisons-Laffitte to Paris Saint-Lazare: 10:35 p.m.
  Additional information:
  - The 12:29 a.m. and 12:44 a.m. trains from Paris Saint-Lazare to Maisons-Laffitte are cancelled.
  Reason : maintenance works.
• Line L: Sartrouville <> Maisons-Laffitte from 28 September to 2 October:
  Period: from 9:50 p.m. onward.
  Dates: Monday, September 28 to Friday, October 2.
  Traffic will be interrupted between Sartrouville and Maisons-Laffitte.
  A replacement bus service will operate, serving the intermediate stations, between:
  - Nanterre Université and Cergy le Haut.
  - Nanterre Université and Poissy.
  The last trains to run as usual:
  - Paris Saint-Lazare to Maisons-Laffitte: 21:50
  - Maisons-Laffitte to Paris Saint-Lazare: 22:35
  Additional information:
  - The 00:29 and 00:44 trains from Paris Saint-Lazare to Maisons-Laffitte are cancelled.
  Reason: works.
• Line L: Paris ↔ Versailles Rive Droite / St-Nom-la-Bretèche / Cergy 05/10–30/11:
  Period: 1:30 p.m. to 3:00 p.m.
  Dates: Mondays 5 October, 2 and 30 November.
  Some trains are cancelled and the train times are adjusted between:
  - Paris Saint-Lazare <> Versailles Rive Droite.
  - Paris Saint-Lazare <> Saint-Nom la Bretèche.
  - Paris Saint-Lazare <> Nanterre Université / Cergy le Haut.
  Reason: maintenance works.
• Line L: Houilles–Carrières <> Maisons-Laffitte, 5–9 October:
  Period: starting at 9:20 PM.
  Dates: from Monday, October 5 to Friday, October 9.
  Traffic is interrupted between Houilles Carrières-sur-Seine <> Maisons-Laffitte.
  Trains terminating/originating at Houilles Carrières-sur-Seine will not serve Nanterre Université station.
  A replacement bus service is in place, stopping at the intermediate stations, between:
  - La Garenne-Colombes <> Nanterre Université.
  - Nanterre Université <> Poissy / Cergy-le-Haut.
  Last trains operating as usual:
  - Paris Saint-Lazare to Maisons-Laffitte: 9:20 PM
  - Maisons-Laffitte to Paris Saint-Lazare: 10:04 PM
  Additional information:
  - The 12:29 AM train from Paris Saint-Lazare to Maisons-Laffitte is cancelled.
  Reason: works.
• Line L: Houilles Carrières <> Maisons-Laffitte from 5 to 9 October:
  Period: from 9:20 PM onward.
  Dates: Monday, October 5 to Friday, October 9.
  Traffic is suspended between Houilles Carrières sur Seine and Maisons-Laffitte.
  Trains that start or terminate at Houilles Carrières sur Seine will not stop at Nanterre Université.
  A replacement bus service is arranged, serving the intermediate stations, between:
  - La Garenne-Colombes <> Nanterre Université.
  - Nanterre Université <> Poissy / Cergy le Haut.
  Last trains operating as usual:
  - Paris Saint-Lazare to Maisons-Laffitte: 9:20 PM
  - Maisons-Laffitte to Paris Saint-Lazare: 10:04 PM
  Additional information:
  - The 12:29 AM train from Paris Saint-Lazare to Maisons-Laffitte is cancelled.
  Reason: works.
• Line L: Houilles Carrières <> Maisons-Laffitte from 5 to 9 October:
  Period : starting at 9:20 p.m.
  Dates : from Monday, October 5 to Friday, October 9.
  Traffic is interrupted between Houilles Carrières sur Seine <> Maisons-Laffitte.
  Trains terminating/originating at Houilles Carrières Sur Seine do not stop at Nanterre Université.
  A replacement bus service is in place, serving the intermediate stations, between:
  - La Garenne-Colombes <> Nanterre Université.
  - Nanterre Université <> Poissy / Cergy le Haut.
  The last trains to operate normally are:
  - Paris Saint-Lazare to Maisons-Laffitte: 21:20
  - Maisons-Laffitte to Paris Saint-Lazare: 22:04
  Additional information :
  - The 00:29 train from Paris Saint-Lazare to Maisons-Laffitte is cancelled.
  Reason : works.
• Line L: Sartrouville <> Maisons-Laffitte from 12 to 23 Oct:
  Period : on weekdays, from 9:20 PM onward.
  Dates : from Monday, Oct 12 to Friday, Oct 23.
  Traffic is suspended between Sartrouville and Maisons-Laffitte.
  A replacement bus service is in place, stopping at intermediate stations, between:
  - Sartrouville <> Cergy le Haut.
  Passengers wishing to access or leave Maisons-Laffitte station can also use the RER A Poissy branch.
  The last trains operating normally are:
  - Paris Saint-Lazare to Maisons-Laffitte: 9:20 PM
  - Maisons-Laffitte to Paris Saint-Lazare: 10:04 PM
  Additional information :
  - The 10:34 PM train from Paris Saint-Lazare to Maisons-Laffitte will originate from Nanterre Université station instead.
  - The 12:29 AM and 12:44 AM trains from Paris Saint-Lazare to Maisons-Laffitte are canceled.
  Reason : works.
• Ligne L: Sartrouville to Maisons-Laffitte, Oct. 12–23:
  Period: on weekdays, from 9:20 p.m.
  Dates: from Monday, October 12 to Friday, October 23.
  Traffic is halted between Sartrouville <> Maisons-Laffitte.
  A replacement bus service is in place, serving the intermediate stations, between:
  - Sartrouville <> Cergy le Haut.
  Passengers wishing to reach or depart from Maisons-Laffitte station can also use the RER A Poissy branch.
  The last trains operating under normal service are:
  - Paris Saint-Lazare to Maisons-Laffitte: 9:20 p.m.
  - Maisons-Laffitte to Paris Saint-Lazare: 10:04 p.m.
  Additional information:
  - The 10:34 p.m. train from Paris Saint-Lazare to Maisons-Laffitte is being routed from Nanterre Université instead.
  - The 12:29 a.m. and 12:44 a.m. trains from Paris Saint-Lazare to Maisons-Laffitte are canceled.
  Reason: maintenance work.
• Line L: Paris Saint-Lazare <> La Défense from 12 to 23/10:
  Period: on weekdays from 10:10 p.m. onward.
  Dates: from Monday, October 12 to Thursday, October 22.
  Traffic is suspended between Paris Saint-Lazare <> La Défense.
  To reach or depart from Pont Cardinet or Bécon les Bruyères stations, we recommend taking line L toward Nanterre Université or Sartrouville.
  Enhancement of regular services:
  - Bus 178 and 275 running between Bécon les Bruyères <> La Défense.
  The last trains operating normally:
  - Paris Saint-Lazare to Versailles Rive Droite: 22:26
  - Versailles Rive Droite to Paris Saint-Lazare: 22:12
  - Paris Saint-Lazare to Saint-Nom la Bretèche: 22:41
  - Saint-Nom la Bretèche to Paris Saint-Lazare: 22:18
  Reason: maintenance work.

Line N Train:

• Line N: Paris Montparnasse <-> Dreux 07/09 to 18/09:
  Period: weekday evenings.
  Dates: Monday, September 7 to Friday, September 11 and Monday, September 14 to Friday, September 18.
  Traffic is suspended between Paris Montparnasse and Dreux. Last train from Paris Montparnasse to Dreux: the DAPO at 21:58. The 22:58 DAPO departing from Paris Montparnasse will terminate at Versailles Chantiers. Last train from Dreux to Paris Montparnasse: the PADO at 21:55. A replacement bus service is provided, serving the intermediate stations.
  Reason: railway works.
• Line N: Paris Montparnasse <-> Plaisir-Grignon 31/08–25/09:
  Period: on weekdays from 10:00 PM onward.
  Dates: from Monday, August 31 to Friday, September 25.
  Traffic is suspended between Paris Montparnasse and Plaisir - Grignon. Last train from Paris Montparnasse to Plaisir-Grignon: the GOPI at 9:20 PM. Trains departing Paris Montparnasse at 10:20 PM and 11:05 PM terminate at Versailles Chantiers. Last train from Plaisir-Grignon to Paris Montparnasse: the POGI at 9:56 PM.
  A replacement bus service is being provided, with stops at the intermediate stations.
  Reason: track works on the railway.
• Ligne N : Paris Montparnasse <-> Rambouillet from 07/09 to 18/09 :
  Period: Weekdays from 11:15 p.m.
  Dates: Monday 7 to Friday 11 September and Monday 14 to Friday 18 September.
  Traffic is suspended between Paris Montparnasse and Rambouillet. Last departure from Paris Montparnasse to Rambouillet: ROPO at 23:35. Last train from Rambouillet to Paris Montparnasse: PORO at 22:25.
  A replacement bus service is in place, serving the intermediate stations.
  Reason: railway works.
• Ligne N : Paris Montparnasse -> Towards Chantiers 07/09-30/09:
  Période : en semaine à partir de 01h05.
  Dates : du lundi 07 septembre au mercredi 30 septembre.
  Le trafic est interrompu de Paris Montparnasse vers Versailles Chantiers.Dernier départ de Paris Montparnasse à destination de Versailles Chantiers : le ROPO de 23h35.
  Un service de bus de remplacement est mis en place, avec desserte des gares intermédiaires.
  Motif : travaux sur le réseau ferroviaire. Period: on weekdays from 1:05 a.m.
  Dates: Monday, September 7 to Wednesday, September 30.
  Train traffic is halted from Paris Montparnasse to Versailles Chantiers. Last departure from Paris Montparnasse to Versailles Chantiers: the 23:35 ROPO.
  A replacement bus service is in operation, stopping at the intermediate stations.
  Reason: railway works.
• Line N: Paris-Montparnasse <-> Rambouillet, 12/09 and 19/09:
  Period : late at night.
  Dates : Saturdays September 12 and 19.
  Traffic is suspended between Paris Montparnasse and Rambouillet. The last train from Rambouillet to Paris Montparnasse is the PORO train at 22:25. The last train from Paris Montparnasse to Rambouillet is the ROPO train at 23:35. A replacement bus service will operate, serving intermediate stations.
  Reason : railway works.
• Line N: Paris-Montparnasse -> Mantes-la-Jolie Sept 14–Sept 30:
  Period: weekday evening service starting at 9:30 PM.
  Dates: from Monday, September 14 to Friday, September 18, and from Monday, September 28 to Wednesday, September 30.
  Traffic is disrupted from Plaisir-Grignon toward Mantes-la-Jolie. Last train from Paris Montparnasse to Mantes-la-Jolie: the MOPI at 8:50 PM. The 9:50 PM MOPI will terminate at Plaisir-Grignon.
  A replacement bus service will operate, serving the intermediate stations.
  Reason: railway works.
• Line N: Plaisir–Grignon <-> Mantes-la-Jolie, Sept. 19–20:
  Period : all day.
  Dates : from Saturday 19 to Sunday 20 September.
  Train traffic is suspended between Plaisir-Grignon and Mantes-la-Jolie.
  A replacement bus service has been introduced, servicing the intermediate stations.
  Reason : rail works.
• Line N: Paris Montparnasse <-> Dreux 21/09–25/09:
  Period : on weekday evenings.
  Dates : from Monday, September 21 to Friday, September 25.
  Traffic is interrupted between Paris Montparnasse and Dreux. Last train from Paris Montparnasse to Dreux: the DAPO at 20:58. The 21:58 DAPO departing Paris Montparnasse will terminate at Versailles Chantiers. The 22:58 DAPO is canceled. Reassignment to the 23:05 VOPI from Paris Montparnasse (which terminates at Versailles Chantiers). Last train from Dreux to Paris Montparnasse: the PADO at 20:55. A replacement bus service is provided, serving intermediate stations.
  Reason : railway works.
• Line N: Paris-Montparnasse <-> Rambouillet 21/09–25/09:
  Period: weekday evenings.
  Dates: from Monday, September 21 to Friday, September 25.
  Traffic is suspended between Paris Montparnasse and Rambouillet. Last departure from Paris Montparnasse to Rambouillet: ROPO at 22:35. Departure from Paris Montparnasse: ROPO at 23:35, arriving at the La Verrière terminus. Last train from Rambouillet to Paris Montparnasse: PORO at 22:25.
  A replacement bus service will operate, serving the intermediate stations.
  Reason: works on the railway network.
• Line N: Versailles-Chantiers to Mantes-la-Jolie, 21–25 Sept:
  Period: on weekdays from 9:15 p.m. onward.
  Dates: from Monday, September 21 to Friday, September 25.
  Traffic is suspended from Versailles Chantiers to Mantes-la-Jolie. Last departure from Paris Montparnasse to Mantes-la-Jolie: the MOPI at 20:50. The MOPI train at 21:50 terminates at Versailles Chantiers.
  A replacement bus service will operate, serving the intermediate stations.
  Reason: works on the rail network.
• Ligne N : Rambouillet -> Paris Montp. le 27/09 : Line N: Rambouillet to Paris-Montparnasse on 27/09:
  Period: late at night.
  Date: Sunday, September 27.
  Train traffic is suspended from Rambouillet to Paris Montparnasse. The final departure from Rambouillet to Paris Montparnasse is the PORO service at 22:22. A replacement bus service is in operation, stopping at the intermediate stations.
  Reason: maintenance on the rail network.
• Line N: Paris Montparnasse <-> Dreux 28/09–30/09:
  Period: on weekday evenings.
  Dates: from Monday, September 28 to Friday, September 30.
  Traffic is suspended between Paris Montparnasse and Dreux.
  Last train from Paris Montparnasse to Dreux: the DAPO at 22:58.
  Last train from Dreux to Paris Montparnasse: the PADO at 21:55.
  A replacement bus service is provided, stopping at the intermediate stations.
  Reason: railway works.
• Line N: Paris Montparnasse <-> Rambouillet 28/09-30/09:
  Period: Weeknights from 10:15 p.m.
  Dates: Monday, September 28 to Wednesday, September 30.
  Traffic is suspended between Paris Montparnasse and Rambouillet. Last departure from Paris Montparnasse to Rambouillet: ROPO at 11:35 p.m. Last train from Rambouillet to Paris Montparnasse: PORO at 9:55 p.m.
  A replacement bus service will operate, serving intermediate stations.
  Reason: railway works.
• Line N: Paris Montparnasse <-> Plaisir-Grignon 28/09-30/09:
  Period: on weekdays from 11:00 p.m.
  Dates: Monday, September 28 to Wednesday, September 30.
  Train traffic is disrupted between Paris Montparnasse and Plaisir-Grignon. Last train from Paris Montparnasse to Plaisir-Grignon: the GOPI at 11:05 p.m. Last train from Plaisir-Grignon to Paris Montparnasse: the POGI at 9:56 p.m.
  A replacement bus service will be provided, serving intermediate stations.
  Reason: works on the railway network.
• Line N: Paris Montparnasse -> Mantes-la-Jolie 01-23/10:
  Period: on weekday evenings.
  Dates: from Thursday, October 1 to Friday, October 23.
  Traffic is suspended from Plaisir-Grignon toward Mantes-la-Jolie. Last train from Paris Montparnasse to Mantes-la-Jolie: the 20:50 MOPI. The 21:50 MOPI departure from Paris Montparnasse terminates at Plaisir-Grignon, then a replacement bus runs to Mantes-la-Jolie. A replacement bus service is in place, serving the intermediate stations.
  Reason: railway works.
• Line N: Paris Montparnasse <-> Rambouillet 01-02/10:
  Period: Thursday and Friday evenings.
  Dates: Thursday 1 October and Friday 2 October.
  Traffic is suspended between Paris Montparnasse and Rambouillet.
  Last departure from Paris Montparnasse to Rambouillet: ROPO at 23:35.
  Last train from Rambouillet to Paris Montparnasse: PORO at 21:55.
  A replacement bus service is being laid on, serving the intermediate stations.
  Reason: railway works.
• Line N: Paris-Montparnasse -> Towards construction sites 01-30/10:
  Period: in the evenings.
  Dates: Thursday, October 1 and Friday, October 2, and from Monday, October 12 to Friday, October 30.
  Traffic is suspended from Paris Montparnasse to Versailles Chantiers.
  Last departure from Paris Montparnasse to Versailles Chantiers: the ROPO at 23:35. A replacement bus service is in operation, serving intermediate stations.
  Reason: works on the rail network.
• Line N: Between Dreux and Paris Montparnasse, Oct. 1–23.
  Period: Thursday and Friday evenings Dates: Thursday Oct 1 and Friday Oct 2, 16 and 23 Oct. Traffic is suspended between Dreux and Paris Montparnasse. Last train from Paris Montparnasse to Dreux: the DAPO at 22:58. Last train from Dreux to Paris Montparnasse: the PADO at 21:55. A replacement bus service is in place, stopping at intermediate stations.
  Reason: track works on the railway network.
• Line N: Paris Montparnasse <-> Plaisir-Grignon 01–23/10:
  Period: Weekdays, evening service.
  Dates: 1–2 October and Fridays 16 and 23 October.
  Traffic is suspended between Paris Montparnasse and Plaisir-Grignon. Last train from Paris Montparnasse to Plaisir-Grignon: GOPI at 23:05.
  Last train from Plaisir-Grignon to Paris Montparnasse: POGI at 21:56. A replacement bus service will operate, stopping at the intermediate stations.
  Reason: railway works.
• Line N: Paris Montparnasse <-> Toward the Construction Sites 03-18/10:
  Period: from the start of Saturday to Sunday 3:45 PM.
  Dates: the weekends of Saturday Oct 3–Sunday Oct 4, Saturday Oct 10–Sunday Oct 11, and Saturday Oct 17–Sunday Oct 18.
• Line N: Rambouillet -> Paris Montparnasse, 04-18 Oct, Sunday evenings:
  Period : in the evening.
  Dates : Sundays October 4, 11 and 18.
  Traffic is interrupted from Rambouillet to Paris Montparnasse. Last train departing Rambouillet: PORO at 22:25, arriving at Paris Montparnasse at 23:26.
  A replacement bus service will be provided, with stops at intermediate stations.
  Reason : railway works.
• Line N: Plaisir - Grignon → Paris Montparnasse 04-18/10:
  Period : in the evening.
  Dates : Sundays October 4, 11 and 18.
  Traffic will be interrupted from Plaisir-Grignon to Paris Montparnasse. The last outbound train from Plaisir-Grignon: POGI at 23:11, arriving at Paris Montparnasse at 23:56.
  A replacement bus service will be provided, serving the intermediate stations.
  Reason : works on the railway network.
• Line N: Paris Montparnasse -> To the construction sites from Oct 5 to 8. :
  Period : in the evening
  Dates : from Monday, October 5 to Thursday, October 8.
  Traffic is suspended from Paris Montparnasse to Versailles Chantiers. Last departure from Paris Montparnasse to Versailles Chantiers: the 22:35 ROPO service.
  A replacement bus service will operate, serving the intermediate stations.
  Reason : railway works.
• Line N: Rambouillet <-> Paris Montparnasse 05-08/10:
  Period: Monday through Thursday evenings.
  Dates: Monday 5 to Thursday 8 October.
  Traffic is suspended between Rambouillet and Paris Montparnasse.
  Last train from Paris Montparnasse to Rambouillet: ROPO at 22:35.
  The 23:35 ROPO from Paris Montparnasse terminates at Versailles-Chantiers, followed by a substitute bus to Rambouillet.
  Last train from Rambouillet to Paris Montparnasse: PORO at 22:25.
  A replacement bus service will operate, serving the intermediate stations.
  Reason: works on the rail network.
• Line N: Dreux <-> Paris Montparnasse, Friday 09/10, in the evening. :
  Période : in the evening
  Dates : Friday, October 9.
  Traffic between Dreux and Paris Montparnasse is suspended. Last train from Paris Montparnasse to Dreux: the DAPO at 22:58. Urban bus services are strengthened from Paris Montparnasse toward Versailles-Chantiers, followed by replacement buses between Versailles-Chantiers and Dreux. Last train from Dreux to Paris Montparnasse: the PADO at 21:55. A replacement bus service is in operation, serving the intermediate stations.
  Motif : works on the railway network.
• Line N: Paris Montparnasse <-> Rambouillet 09/10 (Fri) evening service. :
  Period: evening hours.
  Dates: Friday, October 9.
  Traffic is suspended between Paris Montparnasse and Rambouillet.
  Last train from Paris Montparnasse to Rambouillet: ROPO at 10:35 p.m. City buses will be reinforced from Paris Montparnasse to Versailles-Chantiers, followed by replacement buses from Versailles-Chantiers to Rambouillet. Last train from Rambouillet to Paris Montparnasse: PORO at 10:25 p.m. A replacement bus service will be provided, serving the intermediate stations.
  Reason: rail network works.
• Line N: Paris Montparnasse <-> Plaisir-Grignon on 09/10:
  Period: evening.
  Dates: Friday, October 9.
  Traffic is interrupted between Paris Montparnasse and Plaisir-Grignon. Last train from Paris Montparnasse to Plaisir-Grignon: the GOPI at 23:05. City buses are reinforced up to Versailles-Chantiers, followed by substitute buses to Plaisir-Grignon. Last train from Plaisir-Grignon to Paris Montparnasse: the POGI at 21:56. A replacement bus service is being introduced, with stops at intermediate stations.
  Reason: railway works.
• Line N: Paris Montparnasse <-> Rambouillet 12–23 Oct:
  Period: during weekday evenings.
  Dates: from Monday the 12th to Friday the 23rd of October.
  Traffic is suspended between Paris Montparnasse and Rambouillet.
  Last train from Paris Montparnasse to Rambouillet: ROPO at 23:35. Last train from Rambouillet to Paris Montparnasse: PORO at 22:25. A replacement bus service will operate, serving the intermediate stations.
  Reason: track works on the railway network.
• Line N: Paris Montparnasse <-> Plaisir - Grignon on 12/10:
  Period: in the evening
  Dates: Monday, October 12.
  Traffic is suspended between Paris Montparnasse and Plaisir - Grignon. Last train from Paris Montparnasse: GOPI at 23:05. Last train from Plaisir-Grignon: POGI at 23:11.
  A replacement bus service is provided, with service to the intermediate stations.
  Reason: works on the rail network.

Train Line P:

• Ligne P : Paris-Est - Château-Thierry, from 31 August to 4 December:
  Period: on weekdays from 9:30 p.m.
  Dates: from Monday, August 31 to Friday, October 16 and from Monday, October 26 to Friday, December 4
  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 9:49 p.m.
  A replacement bus service is in place, serving the intermediate stations.
  Reason: railway works (maintenance work).
• Line P: Paris Est – Coulommiers 7/09 – 6/11:
  Period: Weekdays from 9:30 p.m.
  Dates: from Monday, September 7 to Friday, November 6
  Traffic is suspended between Paris Est and Coulommiers.
  The last PITU service from Coulommiers to Paris Est leaves at 8:38 p.m.
  The last CITU service from Paris Est to Coulommiers leaves at 9:17 p.m.
  A replacement bus service is in place, stopping at intermediate stations.
  Reason: railway works.
• Line P: Paris Est - Meaux Aug 31 - Sep 18:
  Période : en semaine à partir de 21h50
  Dates : du 31 août au 18 septembre
  Le trafic est interrompu entre Paris Est et Meaux.
  Le dernier train PICI de Meaux vers Paris Est est à 21h20 (21h50 le vendredi 4 septembre).
  Le dernier train MICI de Paris Est vers Meaux est à 22h01 (22h31 le vendredi 4 septembre).
  Un service de bus de remplacement est mis en place, avec desserte des gares intermédiaires.
  Motif : travaux sur le réseau ferroviaire.
• Line P: Paris-Est to Provins, 7/09–11/12:
  Period: Weekdays from 9:45 p.m.
  Dates: Monday, September 7 to Friday, December 11
  Traffic is suspended between Paris Est and Provins.
  The last PIBU train from Provins to Paris Est leaves at 8:46 p.m.
  The last XIBU train from Paris Est to Provins leaves at 9:47 p.m.
  A replacement bus service is in operation, with calls at the intermediate stations.
  Reason: works on the railway network.
• Line P: Paris-Est – Coulommiers, 29 Aug – 15 Nov:
  Période : weekends from 10:00 p.m.
  Dates : from August 29 to November 15, except August 30, September 5, 6, 19, 20, and November 1, 7, 8.
  Traffic is suspended between Paris Est and Coulommiers.
  The last PITU train from Coulommiers to Paris Est is at 21:38.
  The last CITU train from Paris Est to Coulommiers is at 22:17.
  A replacement bus service is in place, servicing the intermediate stations.
  Reason : works on the rail network.
• Line P: Paris-Est to Coulommiers / Provins, from September 19 to 20:
  Period: all day
  Dates: from 19 to 20 September
  Some train departures will be adjusted between Paris Est and Coulommiers and between Paris Est and Provins.
  Reason: rail network works.
• Line P: Paris-Est – Meaux, 21 Sept to 30 Oct and 16–20 Nov:
  Period: on weekdays from 10:20 PM
  Dates: from Monday, September 21 to Friday, October 30 and from Monday, November 16 to Friday, November 20
  Traffic is suspended between Paris East and Meaux.
  The last PICI train from Meaux to Paris East is at 9:50 PM.
  The last MICI train from Paris East to Meaux is at 10:31 PM.
  A replacement bus service will operate, serving the intermediate stations.
  Reason: railway works (Grand Paris Express at Chelles Gournay, maintenance of electrical installations and mechanical signaling).
• Line P: Paris-Est – Provins, 26 Sep – 1 Nov:
  
• Line P: Paris Est – Meaux from 26/09 to 6/12:
  
• Line P: Paris East – Château-Thierry 26/09 – 6/12:
  Period: weekends from 11:00 p.m.
  Dates: from September 26 to December 6 (except September 25)
  Traffic is interrupted 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 place, serving intermediate stations.
  Reason: rail network works.
• Line P: Paris Est - Coulommiers 26/09 – 1/11:
  Period: daytime on weekends
  Dates: from September 26 to November 1
  Traffic is suspended all day between Paris Est and Coulommiers, except on Sundays from October 18 to November 1 until 4:00 PM.
  A replacement bus service is in place, with stops at the intermediate stations:
  - between Coulommiers and Torcy (RER A) 1-hourly service all day;
  - between Coulommiers and Torcy (RER A) direct 1-hourly from 1:50 PM to 10:50 PM;
  - between Coulommiers and Paris Est in the evening.
  Reason: works on the railway network (work at Gretz-Armainvilliers station to replace 2 switches and remove 7 older switches that are no longer in use. Removing these switches also requires adjustments to safety and signaling systems, as well as testing before services resume. These improvements will make the network more reliable and reduce incidents for travelers).
• Line P: Paris-Est – Meaux 6/10:
  Date : Tuesday, October 6
  The following trains have been canceled:
  - PICI from 11:20 to Meaux for Paris Est
  - MICI from 12:31 to Paris Est for Meaux
  Trains due to run next:
  - PICI from 11:50 to Meaux for Paris Est
  - MICI from 13:01 to Paris Est for Meaux
  Reason : railway works.
• Line P: from Oct 10 to Oct 11:
  

Line R Train:

• Line R: Montargis <-> Melun interrupted 31 Aug – 18 Sep, on weekdays:
  Period: weekdays from 10 p.m. onward.
  Dates: from Monday, August 31 to Friday, September 18.
  Traffic is suspended between Montargis and Melun via Moret Veneux les Sablons. Trains to and from Montereau are all diverted via Héricy and Corbeil-Essonnes.
  Saint-Mammès station is not served.
  A replacement bus service is in operation, serving intermediate stations.
  Reason: railway works.
• Line R: Train timetable changes from September 7 to September 30:
  Period: Monday to Sunday
  Dates: from 07/09 to 30/09
  The departure or stop times at some stations on Line R may be moved earlier, and your travel times may be affected.
  Reason: maintenance work and network development
  Find all the information on the X feed or on your line’s blog.
• Line R: Schedule changes Paris <> Montargis 17 Aug - 18 Sep:
  Period : Monday to Friday
  Dates : 24/08 to 18/09
  The departure times, or the times of passing through stations, for the last trains on Line R may be moved earlier, and your travel times may be affected.
  From Paris Gare de Lyon to Montargis from 17/08 to 18/09:
  The GAMO train departing at 21:16 is moved earlier to between 20:50 and 21:10.
  The GAMO train departing at 22:16 is moved to 22:03.
  From Montargis to Paris Gare de Lyon from 24/08 to 18/09:
  The POMA train departing at 21:02 is moved to 20:42.
  Find all information on the X thread or the blog for your line.
  Reason : maintenance and construction works.
• Line R: timetable changes Paris <> Montereau Aug 24 – Sep 18.
  Period : Monday to Friday
  Dates : from 24/08 to 18/09
  The departure or station-passing times for the last trains on line R may be moved up and your travel times could be affected. From Paris Gare de Lyon to Montereau from 24/08 to 18/09:
  The 22:46 KUMO train is advanced to 22:39.
  The 23:46 KUHE train is advanced to 23:33 and this service will run via Corbeil-Essonnes and Héricy (allow for a longer journey).
  The 00:46 KUHE train is advanced to 00:33 and this service will run via Corbeil-Essonnes and Héricy (allow for a longer journey).
  From Montereau to Paris Gare de Lyon from 24/08 to 18/09:
  The 22:14 PEHA train is advanced to 22:03 and this service will run via Héricy and Corbeil-Essonnes (allow for a longer journey).
  Find all information on the X feed or the line's blog.
  Reason : maintenance and network development work.
• R Line: Moret <> Montargis interrupted 19-20/09, this weekend:
  Period: over the weekend, all day.
  Dates: Saturday 19 to Sunday 20 September.
  Traffic is suspended between Moret-Veneux-les-Sablons and Montargis.
  A replacement bus service will operate, stopping at the intermediate stations.
• Line R: Melun <-> Montargis suspended Sept. 21–25, on weekdays:
  Period: on weekdays from 11:15 p.m.
  Dates: from Monday, September 21 to Friday, September 25.
  Traffic is suspended between Melun and Montargis and between Melun and Montereau via Moret Veneux les Sablons.
  Trains to and from Montereau are diverted via Héricy and Corbeil-Essonnes.
  Saint-Mammès station is not served.
  A replacement bus service is provided, with stops at the intermediate stations.
  Reason: works on the railway network.
• R Line: service between Paris-Gare de Lyon and Melun disrupted on 26/09 in the evening:
  Period: from 11:15 p.m.
  Dates: Saturday, September 26.
  Traffic will be disrupted between Paris Gare de Lyon and Melun.
  A replacement bus service will be put in place, serving the intermediate stations.
  Reason: railway works.
• Line R: Service between Melun and Montereau suspended on 26-27/09, weekend:
  Period: over the weekend, all day.
  Dates: from Saturday 26 to Sunday 27 September.
  Train traffic is suspended between Melun and Montereau via Héricy.
  A replacement bus service is being put in place, serving the intermediate stations.
• Line R: Paris-Lyon <-> Montargis suspended from 28/09 to 02/10:
  Period: on weekdays from 11:15 p.m. onwards.
  Dates: from Monday, September 28 to Friday, October 2.
  Traffic is suspended between Paris Gare de Lyon and Montereau via Moret-Veneux-les-Sablons, and between Paris Gare de Lyon and Montargis.
  A replacement bus service will operate, serving the intermediate stations.
  Reason: works on the railway network.
• Line R: Between Melun and Montereau, service disruption on Oct. 3–4.
  Period : throughout the day.
  Dates : from Saturday, October 3 to Sunday, October 4.
  Traffic will be interrupted between Melun and Montereau via Héricy.
  A replacement bus service is in operation, servicing the intermediate stations.
  Reason : railway works.
• Line R: Paris Lyon <> Montargis service suspended from 5 to 30 October.
  Period: weekdays from 11:15 p.m.
  Dates: Monday, October 5 to Friday, October 30.
  Traffic is suspended between Paris Gare de Lyon and Montereau via Moret Veneux les S. and between Paris Gare de Lyon and Montargis. Attention: The PEHA train departing Montereau at 22:03 will run via Héricy and be diverted through Corbeil. A replacement bus service is in place, serving the intermediate stations.
  Reason: rail network works.
• Line R : Between Paris, Lyon and Melun, service suspended on 10/10. :
  Period : all day.
  Dates : Saturday, October 10.
  Traffic is suspended between Paris Gare de Lyon and Melun.
  A replacement bus service is in operation, with stops at intermediate stations.
  Reason : works on the rail network.

Line U train:

• Line U: La Verrière <-> La Défense 01/09–25/09:
  Period : Weekday evenings.
  Dates : from Tuesday, September 1 to Friday, September 4; from Monday, September 14 to Friday, September 18; and from Monday, September 21 to Friday, September 25.
  Traffic is interrupted between La Verrière and La Défense. Last train from La Défense to La Verrière: the VERI at 22:15. Last train from La Verrière to La Défense: the DEFI at 21:20. A replacement bus service will operate, serving the intermediate stations.
  Reason : railway works.
• Line U: La Défense – La Verrière experiencing heavy crowds:
  Period : evening
  Reason : Céline Dion concert.
• Line U: La Défense <-> La Verrière, Sept. 28–30:
  Period : on weekday evenings.
  Dates : from Monday, September 28 to Friday, September 30.
  Traffic will be suspended between La Verrière and La Défense. Last train from La Défense to La Verrière: the VERI at 21:15. Last train from La Verrière to La Défense: the DEFI at 20:20. A replacement bus service will operate, serving intermediate stations.
  Reason : railway works.
• Line U: La Défense <-> La Verrière 01-23/10 during weekday evenings:
  Period: Weeknights in the evening.
  Dates: from Thursday, October 1 to Friday, October 23.
  Traffic is suspended between La Défense and La Verrière. Last train from La Défense to La Verrière: the VERI at 9:15 p.m. Last train from La Verrière to La Défense: the DEFI at 8:20 p.m. A replacement bus service is in operation, serving the intermediate stations.
  Reason: works on the railway network.
• Line U: La Défense <-> La Verrière, weekends, Oct 3–18:
  Period: Saturday all day and Sunday until 3:45 p.m.
  Dates: weekends from Saturday the 3rd to Sunday the 4th, Saturday the 10th to Sunday the 11th, and Saturday the 17th to Sunday the 18th of October.
  The U line is extended between La Verrière and Rambouillet.
  Reason: railway works.

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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:

• Tramway T3A: Works - Traffic disrupted:
  On September 15, traffic will be halted between Porte d’Italie and Porte de Charenton due to roadworks.
• Tram T3A: Works — Traffic disrupted:
  From October 26 to November 1, inclusive, traffic will be interrupted between Stade Charléty and Porte d'Ivry due to works.
  Replacement bus service.

Line T3b: aucune perturbation

Line T4: aucune perturbation

Line T5:

• T5 tram: Cultural event - Traffic disrupted:
  On September 27, from 1:30 p.m. to 5:30 p.m., traffic will be interrupted between Garges-Sarcelles and Les Cholettes due to a cultural event.

Line T6: aucune perturbation

Line T7:

• Tram T7: Information - Other:
  Due to works, the elevator at Orly Airport station is unavailable.
  We advise people with reduced mobility or those who have difficulty getting around:
  • take Metro Line 14 to Orly Airport station, which is fully accessible (special fare)
  • step off at the T7 tramway Cœur d’Orly station and take 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: