Public Transportation in Île-de-France: Disruptions and Maintenance Work Scheduled for the Weekend of January 17-18, 2026

A new weekend of maintenance is scheduled on the RATP and SNCF networks across Île-de-France from Saturday, January 17 to Sunday, January 18, 2026. The work aims to make progress on Grand Paris projects, including upcoming metro line extensions, or simply to keep the network running smoothly. Will this weekend be busy with work once again, or can commuters expect a relatively quiet period?

Be aware of potential traffic disruptions and train cancellations, which often require提前 planning to avoid surprises. To find alternative routes when you need to travel, visit Transilien SNCF, where you’ll find alternative options, including regular bus services that connect to the stations.

• To be read
• What to do in Paris and Île-de-France this weekend, January 16-18, 2026
• Metro and RER updates: closures, work, and demonstrations in Paris this Sunday January 18, 2026
• The best deals in Paris and Île-de-France this week, from January 19 to 25, 2026

Upcoming Roadwork Planned for the Weekend of January 17-18, 2026

Stay tuned, as the information may be updated based on the latest updates from RATP and SNCF.

Subway

Line 1

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Line 2

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Line 3

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Line 3bis

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Line 4

• Metro Line 4: Disruptions at station doors cause delays — trains are currently stationary:
  Trains are currently halted between Porte de Clignancourt and Réaumur - Sébastopol, heading towards Bagneux–Lucie Aubrac, due to an issue with the platform door closures at Château Rouge.

Line 5

• Metro Line 5: People on the tracks - Service disrupted:
  Traffic is disrupted across the entire line due to individuals on the tracks at République.

Line 6

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Line 7

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Line 7bis

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Line 8

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Line 9

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Line 10

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Line 11

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Line 12

• Metro Line 12: Upgrading Works - Additional Information:
  Until April 12th, starting at 10:00 PM, train services are suspended along the entire line every Sunday (except February 22nd), as well as on selected Wednesdays and Thursdays, due to modernization work. For full details and the complete schedule, visit the dedicated page.
• Metro Line 12: Modernization Works – Service Suspended:
  Until February 15th, every Sunday from 10:00 PM, service is suspended along the entire line due to modernization work.

Line 13

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Line 14

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RER

RER A

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RER B

• RER B: Châtelet <-> CDG2 Airport - Mitry - Claye 05/01-28/05:
  Period: Weekdays from 10:45 PM onwards.
  Dates: From Monday, January 5th to Thursday, May 28th, excluding February 5th, April 6th, and May 1st, 8th, 14th, 15th, and 25th, 2026.
  Train services will be suspended between Châtelet Les Halles and Aéroport C. De Gaulle 2 and between Châtelet Les Halles and Mitry-Claye.
  A replacement bus service will operate from Gare du Nord. For more details, visit the RER B website.
  Reason: railway network maintenance.
• RER B: Paris Nord <-> CDG2 Airport/Mitry-Claye – January 17 to February 28:
  Period: starting from 10:45 PM.
  Dates: Saturday, January 17, 24, and 31, as well as Saturday, February 21 and 28.
  Train services will be suspended between Paris Gare du Nord and Charles de Gaulle Airport 2, as well as between Paris Gare du Nord and Mitry-Claye.
  A replacement bus service will operate from Gare du Nord, serving intermediate stations along the route.

RER C

• Issy: Station Not Served in Both Directions:
  From January 12 to March 8, 2026, Issy station will be out of service. Reason: Major work being done on the platforms and surrounding areas.
• RER C: Between Avenue Henri Martin and Pontoise from January 5 to 30:
  Period: in the evening
  Dates: from Monday, January 5 to Friday, January 30 (excluding Saturdays and Sundays).
  Traffic will be halted between Avenue Henri Martin and Pontoise:
  - Last departure from Avenue Henri Martin at 9:40 PM
  - Last departure from Pontoise at 9:58 PM
  Alternative routes: line H, metro lines, trams, or city bus lines.
  Reason: railway network maintenance.
• RER C: Between Juvisy and Paris Austerlitz from January 5 to 30:
  Period: in the evening
  Dates: from Monday, January 5 to Friday, January 30 (excluding Saturdays and Sundays).
  Train service will be suspended between Juvisy and Paris Austerlitz:
  - Last train departing from Juvisy at 10:29 PM
  - Last train departing from Paris Austerlitz at 10:36 PM
  A replacement bus service will operate, stopping at the intermediate stations.
  Reason: railway infrastructure maintenance work.
• RER C: Between Saint-Martin d'Étamp. and Paris Austerlitz from January 5 to 30:
  Timing: in the evening.
  Dates: from Monday, January 5 to Friday, January 30 (excluding weekends)
  Travel between Saint-Martin d'Étampes and Paris Austerlitz will be suspended.
  - Last train from Saint-Martin d'Étampes: 9:41 PM
  - Last train from Paris Austerlitz: 10:31 PM
  A replacement bus service will be available, stopping at several intermediate stations.
  Reason: train network maintenance works.
• RER C: From Javel to Saint-Quentin from January 5 to 30.
  Period: in the evening Dates: from Monday, January 5 to Friday, January 30 (excluding weekends) Traffic will be halted from Javel towards Saint-Quentin: - Last departure from Javel at 11:02 PM Alternative routes: Line N, city bus lines 169 and 171 Reason: maintenance work on the railway network
• RER C: Between Javel and Versailles Château from January 5 to January 30:
  Period: in the evening
  Dates: from Monday, January 5 to Friday, January 30 (excludes weekends)
  Train service is suspended between Versailles Château and Javel:
  - Last train from Versailles Château at 10:25 PM
  - Last train from Javel at 11:11 PM
  Alternatives: Use line N or city bus lines 169 and 171
  Reason: railway infrastructure maintenance works
• RER C: Between Dourdan and Paris Austerlitz from January 5th to 30th
  Timing: in the evening.
  Dates: from Monday, January 5th to Friday, January 30th (excluding weekends).
  Train services are suspended between Dourdan and Paris Austerlitz: - Last train from Dourdan at 9:07 PM - Last train from Paris Austerlitz at 9:17 PM From 9:47 PM onward, only every other train will run, heading to Brétigny.
  A replacement bus service is available, stopping at all intermediate stations.
  Reason: railway maintenance work.
• RER C: Between Paris Austerlitz and Pont de Rungis from January 5 to 30,
  Timeframe: in the evening
  Dates: from Monday, January 5 to Friday, January 30 (excluding Saturdays and Sundays)
  Train service will be suspended between Paris Austerlitz and Pont de Rungis: - Last departure from Paris Austerlitz at 10:27 PM - Last departure from Pont de Rungis at 10:08 PM
  Alternative: Use metro, tram, or city bus services
  Reason: Railway network maintenance work
• RERC: Champ de Mars <> St-Quentin/Versailles Château 17-18-24-25/01:
  Period: All weekend.
  Dates: From Saturday, January 17th to Sunday, January 18th, and from Saturday, January 24th to Sunday, January 25th.
  Service disruptions will affect travel between: - Champ de Mars and Saint-Quentin – Champ de Mars and Versailles Château.
  Alternatives: Lines N, metro lines, tramways, and city bus routes.
  Reason: Maintenance work on the railway network.
• RER C: Service disruptions between Dourdan and Paris Austerlitz on January 4th, 11th, 18th, 25th
  Period: in the evening
  Dates: Thursday, January 1, and Sundays January 4, 11, 18, and 25. Train services will be suspended between Dourdan and Paris Austerlitz, with the following arrangements: - Last departure from Dourdan at 9:07 PM - Last departure from Paris Austerlitz at 10:15 PM A replacement bus service will be provided, serving all intermediate stations. Reason: maintenance work on the railway network.
• RER C: Between Saint-Martin d'Étampes and Paris Austerlitz—service updates for January 4th, 11th, 18th, and 25th
  Period: In the evening
  Dates: Thursday, January 1st, and Sundays the 4th, 11th, 18th, and 25th
  Train service between Saint-Martin d'Étampes and Paris Austerlitz will be suspended. - Last departure from Saint-Martin d'Étampes at 9:41 PM - Last departure from Paris Austerlitz at 10:45 PM
  A replacement bus service will be available, servicing intermediate stations.
  Reason: Railway maintenance works.

RER D

• RER D: Paris-Lyon <-> Melun and Corbeil-Essonnes (January 5-31)
  Period: Weeknights starting at 11:15 PM.
  Dates: From Monday, January 5th to Saturday, January 31st.
  Train services will be suspended between Paris Gare de Lyon and Melun, as well as between Paris Gare de Lyon and Corbeil-Essonnes via Évry - Courcouronnes.
  A replacement bus service will operate, serving the intermediate stations.
  Reason: Railway network maintenance work.
• RER D: Paris Nord to Creil, January 1-31 — weeknights from 11:35 PM onwards:
  Period: weekdays from 11:35 PM.
  Dates: from Monday, December 1st to Saturday, January 31st, excluding public holidays.
  Train service is suspended between Paris Gare du Nord and Creil.
  A replacement bus service is provided, stopping at intermediate stations.
  Reason: station modernization works.
• RER D: Orry-la-Ville <> Creil, from January 5th to February 1st
  Schedule: Mondays through Saturdays, from 9:30 PM to 5:30 AM.
  Dates: from Monday, January 5th to Sunday, February 1st.
  Train services will be suspended between Orry-la-Ville and Creil.
  A replacement bus service will be available, stopping at intermediate stations.
  Reason: maintenance work on the railway network.
• RER D: Corbeil-Essonnes <-> Melun service suspended this weekend, January 17-18
  Period: all day on the weekend.
  Date: from Saturday, January 17 to Sunday, January 18.
  Train services will be suspended between Corbeil-Essonnes and Melun.
  A replacement bus service will operate, providing stops at intermediate stations.
  Reason: railway network maintenance work.
• RER D: Service Disruptions Between Paris-Lyon and Melun from January 17 to 18
  Period: All day, throughout the weekend.
  Dates: From Saturday, January 17, to Sunday, January 18.
  Train services will be interrupted between Paris Gare de Lyon and Melun.
  Reason: Railway network maintenance work.
• RER D: Paris Nord to Creil on Saturdays 17, 24, and 31 January from 11:35 p.m. onwards:
  Period: Saturday starting at 11:35 PM.
  Dates: Saturdays, January 17, 24, and 31.
  Train services will be suspended between Paris Gare du Nord and Creil.
  A replacement bus service will be provided, stopping at intermediate stations.
  Reason: Railway maintenance work.

RER E

• RER E: Nanterre–Villiers / Tournan, January 5 to February 13:
  Period: Weeknights starting from 7:40 PM
  Dates: Monday, January 5 to Friday, February 13
  From 7:40 PM, service adjustments are in effect between Nanterre-la-Folie and Villiers-sur-Marne, as well as between Nanterre-la-Folie and Tournan:
  - The VONY train, departing Nanterre-la-Folie at 7:41 PM bound for Villiers-sur-Marne, is canceled;
  - The TANU train, scheduled to leave Nanterre-la-Folie at 8:04 PM toward Tournan, is moved up to 7:41 PM and becomes the omnibus TONU;
  - Schedules may vary each day.
  From 8:30 PM, train service is suspended between Nogent-le-Perreux and Tournan, and fewer trains run between Nanterre-la-Folie and Nogent-le-Perreux:
  - The last train from Villiers-sur-Marne to Nanterre-la-Folie departs at 8:19 PM;
  - The final train from Tournan to Nanterre-la-Folie leaves at 8:23 PM;
  - The last train from Nanterre-la-Folie to Villiers-sur-Marne and Tournan departs at 7:41 PM.
  From 10:30 PM, service is completely halted between Nanterre-la-Folie and Villiers-sur-Marne/Tournan:
  - The last train from Nogent-le-Perreux to Nanterre-la-Folie departs at 10:26 PM;
  - The final train from Nanterre-la-Folie to Nogent-le-Perreux leaves at 10:10 PM.
  Replacement bus services will operate with stops at intermediate stations:
  - From Nogent-le-Perreux to Roissy-en-Brie and Tournan;
  - From Villiers-sur-Marne to Nogent-le-Perreux;
  - Between Rosny-Bois-Perrier (Metro Line 11) and Noisy-le-Grand Mont-d’Est (RER A);
  - From Noisy-le-Grand Mont-d’Est (RER A) to Tournan;
  - From Tournan to Rosny-Bois-Perrier (Metro Line 11) and Val-de-Fontenay (RER A).
  Reason: railway infrastructure work (including major overnight renovations: track and ballast replacement preparations at high capacity, Grand Paris developments at Nanterre-la-Folie, Rosny-Bois-Perrier, and Nogent-le-Perreux, as well as EOLE-specific projects, improved accessibility, and modernization of Rosny-Bois-Perrier station).
• RER E: Nanterre to Chelles — January 30th:
  Period: from Monday to Sunday starting at 10:45 p.m.
  Dates: from Monday, January 5 to Friday, January 30
  Train service is suspended between Nanterre-la-Folie and Chelles Gournay.
  The last NOCY train from Chelles Gournay to Nanterre-la-Folie departs 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 has been arranged:
  - From Chelles Gournay to Paris Gare de l'Est,
  - From Paris, connect via Line 5 of the Metro from Bobigny Pablo Picasso, where buses depart heading to Chelles Gournay.
  Reason: railway infrastructure work (special EOLE projects, Grand Paris Express bonds, and Chelles Gournay, electrical and mechanical signal maintenance).
• RER E: Villiers - Les Boullereaux, from January 6 to February 28:
  Period: Tuesday to Saturday until 5:30 a.m.
  Dates: January 6 to February 28
  The NOVY trains, originally departing from Villiers-sur-Marne at 5:04 a.m. and 5:20 a.m. heading toward Nanterre-la-Folie, will now depart from Nogent-le-Perreux station.
  The first train serving Villiers-sur-Marne is at 5:16 a.m., NATU.
  At 5:19 a.m., NATU will temporarily be the first train serving Les Boullereaux.
  The first train departing from Villiers-sur-Marne to serve all stations is the 5:34 a.m. NOVY.
  Reason: railway network maintenance work (extended night renovations).
• RER E: Nanterre–Villiers / Tournan from January 10 to March 21:
  Period: starting from 10:30 PM
  Dates: Saturdays, January 10, 17, and 24, as well as Saturday, March 21
  Train services are suspended between Nanterre-la-Folie and Villiers-sur-Marne, and between Nanterre-la-Folie and Tournan.
  The last NATU train from Tournan heading to Nanterre-la-Folie departs at 9:53 PM.
  The last NOVY train from Villiers-sur-Marne to Nanterre-la-Folie departs at 10:19 PM.
  The final TONU train from Nanterre-la-Folie to Tournan leaves at 10:26 PM.
  The last VONY train from Nanterre-la-Folie to Villiers-sur-Marne departs at 10:41 PM.
  A replacement bus service is in place:
  - From Paris, connect via RER A at Noisy-le-Grand Mont d'Est, where buses to Tournan depart;
  - From Paris, connect via Metro Line 11 at Rosny-Bois-Perrier, from where buses serve all stations to Villiers-sur-Marne (towards Noisy-le-Grand Mont d'Est RER A);
  - From Tournan to Nogent-le-Perreux heading to Paris, take a bus to Val-de-Fontenay, then transfer to RER A to reach Paris;
  - From Villiers-sur-Marne to Rosny-sous-Bois, take a bus to Rosny-Bois-Perrier and then Metro Line 11 to get to Paris;
  - The last two buses leaving Tournan are bound for Gare de l'Est;
  - Buses also run between Rosny-Bois-Perrier and Noisy-le-Grand Mont d'Est RER A.
  Reason: rail network maintenance works (including track upkeep and preventive maintenance between Paris and Noisy-le-Sec / Nogent-le-Perreux, and between Nogent-le-Perreux and Villiers-sur-Marne / Gretz-Armainvilliers, CDG Express).
• RER E: Nanterre – Villiers / Tournan from January 11th to March 22nd:
  Period: Sundays starting from 10:30 PM
  Dates: from Sunday, January 11th to Sunday, February 22nd, and from Sunday, March 8th to Sunday, March 22nd.
  Train services between Nanterre-la-Folie and Villiers-sur-Marne, and between Nanterre-la-Folie and Tournan, will be suspended.
  The last NATU train from Tournan heading to Nanterre-la-Folie departs at 9:53 PM.
  The last NOVY train from Villiers-sur-Marne to Nanterre-la-Folie leaves at 10:19 PM.
  The final TONU train from Nanterre-la-Folie to Tournan, serving all stops, departs at 10:26 PM.
  The last VONY train from Nanterre-la-Folie to Villiers-sur-Marne is at 10:11 PM.
  A replacement bus service will be in operation:
  - From Paris, access Noisy-le-Grand Mont d'Est along the RER A, where buses set off toward Tournan;
  - From Paris, take Metro line 11 to Rosny-Bois-Perrier, with buses connecting all stations to Villiers-sur-Marne (toward Noisy-le-Grand Mont d'Est RER A);
  - From Tournan to Nogent-le-Perreux heading towards Paris, arrive at Val-de-Fontenay by bus then transfer to RER A for Paris;
  - From Villiers-sur-Marne to Rosny-sous-Bois, take a bus to Rosny-Bois-Perrier, then hop on Metro line 11 to reach Paris;
  - The last two buses departing from Tournan are headed to Gare de l'Est;
  - Buses will also operate between Rosny-Bois-Perrier and Noisy-le-Grand Mont d'Est RER A.
  Reason: railway maintenance work, including tracks inspections and preventive maintenance between Paris and Noisy-le-Sec / Nogent-le-Perreux, and between Nogent-le-Perreux and Villiers-sur-Marne / Gretz-Armainvilliers, as part of the CDG Express project.

Transilien

Line H

• Line H: Service suspended between Ermont and Epinay from January 12 to 23, until 11:30 PM.
  Period: Weekdays, from 11:30 PM to 4:30 AM Dates: Monday, January 12 to Friday, January 23 Traffic will be suspended between Épinay-Villetaneuse and Ermont-Eaubonne. A replacement bus service will operate from Épinay-Villetaneuse, serving all stations along the route up to Ermont-Eaubonne. Last trains before the interruption depart as follows: Towards Paris Nord: - Pontoise to Paris Nord: departure at 10:36 PM - Persan-Beaumont to Paris Nord: departure at 10:05 PM Towards the suburbs: - Paris Nord to Pontoise: departure at 10:41 PM
• First train from Luzarches canceled on January 18-19:
  
• Line H: Paris Nord to Sarcelles St-B., trains running slowly:
  Traffic is currently impacted between Paris Gare du Nord and Sarcelles - Saint-Brice in both directions.
  For the latest updates on this disruption, please check the Line H Twitter feed.
  Reason: Departure conditions not met.
• Line H: Montsoult - Maffl <-> Luzarches service disrupted:
  Traffic is disrupted between Montsoult - Maffliers and Luzarches in both directions until 1:30 PM.
  Visit the "Route Search" section to find an alternative route that takes this disruption into account.
  For more details on this interruption, check out the Line H's X feed. Replacement buses are in service from: 11:45 AM from Montsoult to Luzarches, 12:30 PM from Luzarches to Montsoult, 12:45 PM from Montsoult to Luzarches, and 1:30 PM from Luzarches to Montsoult. Reason: Departure conditions not met.

Line J

• Line J: Paris Saint-Lazare <> Mantes via Poissy from January 5 to 23:
  Period: weeknights starting at 9:40 PM
  Dates: from Monday, January 5 to Friday, January 23
  Service will be disrupted between Paris Saint-Lazare and Mantes-la-Jolie via Poissy.
  The last trains operating normally are:
  - Departing from Paris Saint-Lazare to Mantes-la-Jolie via Poissy: 9:47 PM
  - Departing from Mantes-la-Jolie to Paris Saint-Lazare via Poissy: 9:43 PM
  Additional information:
  Reason: maintenance work.
• Line J: Issou Porcheville to Mantes-la-Jolie from January 5 to January 23:
  Period: Weekdays starting at 9:15 PM
  Dates: Monday, January 5 to Friday, January 23.
  The last two trains departing from Paris Saint-Lazare heading towards Mantes la Jolie via Conflans Sainte-Honorine will terminate at Issou Porcheville station.
  The final train operating normally:
  - From Paris Saint-Lazare to Mantes la Jolie via Conflans Sainte-Honorine: 9:16 PM
  Additional information:
  - Service between Paris Saint-Lazare and Mantes la Jolie via Poissy will be suspended starting at 9:40 PM.
  Reason: Maintenance work.
• Line J: adjustments to the transportation service.
  On Monday, January 19th, some trains between Paris-Saint-Lazare and Conflans-Sainte-Honorine will not operate in both directions: - From Paris-Saint-Lazare at 08:21, 17:50, and 19:10, there will be no service to Conflans-Sainte-Honorine at 08:48, 18:19, and 19:39. - From Conflans-Sainte-Honorine at 07:24, 17:07, 18:27, and 19:47, there will be no service to Paris-Saint-Lazare at 07:50, 17:36, 18:56, and 20:14. Reason: trains are undergoing maintenance at the workshop. To plan your journey accordingly, we recommend checking train schedules via the Île-de-France Mobilités app, the Transilien.com website, SNCF Connect, or your preferred mobility app.

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Line L

• Line L: La Défense to Versailles-Rive Droite / Saint-Nom-la-Breteche 01/05 - 02/06:
  Period: weekdays starting at 10:10 PM
  Dates: Monday, January 5 to Friday, February 6
  Train traffic will be suspended between:
  - La Défense and Versailles Rive Droite
  - La Défense and Saint-Nom la Bretèche
  The last trains operating normally before the closure are:
  - From Paris Saint-Lazare to Versailles Rive Droite: 10:26 PM
  - From Versailles Rive Droite to Paris Saint-Lazare: 10:12 PM
  - From Paris Saint-Lazare to Saint-Nom la Bretèche: 10:11 PM
  - From Saint-Nom la Bretèche to Paris Saint-Lazare: 10:18 PM
  Reason: maintenance work.

Line N

• Line N: Paris Montparnasse to Rambouillet – Service updates for January 17-18 and 24-25:
  Period: from 11:45 p.m. onward.
  Dates: Saturday, January 17, and Sunday, January 18; Saturday, January 24, and Sunday, January 25.
  Train traffic is suspended from Paris Montparnasse heading towards Rambouillet. The last train from Paris Montparnasse to Rambouillet departs at 11:35 p.m., train number ROPO.
  A replacement bus service will be in operation, stopping at all intermediate stations.
  Reason: rail network maintenance work.
• Line N: Paris Montparnasse -> Towards Chantiers, January 17-25:
  Period: in the evenings starting at 1 a.m.
  Dates: Saturday, January 17 and Sunday, January 18, as well as Saturday, January 24 and Sunday, January 25.
  Train services from Paris Montparnasse to Versailles Chantiers will be suspended. The last train from Paris Montparnasse to Versailles Chantiers departs at 12:35 a.m.
  A replacement bus service will operate, serving intermediate stations along the route.
  Reason: railway infrastructure maintenance work.

• Line P: Paris Est – Provins | January 5 – February 27
  Period: Weeknights starting at 7:45 PM
  Dates: From Monday, January 5th to Friday, February 27th
  Traffic between Paris Est and Provins is suspended.
  The last PIBU train from Provins to Paris Est departs at 6:46 PM.
  The last XIBU train from Paris Est to Provins departs at 7:47 PM.
  A replacement bus service is available, stopping at intermediate stations: 
  - From Provins to Paris Est, direct buses; 
  - From Torcy RER A to Provins, buses from Verneuil-l'Etang to Provins; 
  - From Torcy RER A to Provins, with no stops between Torcy and Nangis, nor between Nangis and Provins. 
  Reason: Railway works (early night shift work: preparatory work for replacing tracks and ballast at high capacity).
• Line P: Paris Est – Meaux, from January 5th to February 13th
  Period: Weeknights starting from 10:20 PM
  Dates: Monday, January 5 through Friday, February 13
  Traffic between Paris Est and Meaux is suspended.
  The last PICI train from Meaux to Paris Est departs at 9:50 PM.
  The last MICI train from Paris Est to Meaux leaves at 11:01 PM.
  A replacement bus service has been set up, serving the following intermediate stations:
  - From Paris Est to Meaux (express buses with no stops);
  - From Paris Est to Meaux with no stops, then to Esbly as the final stop, starting February 2, 2026;
  - From Meaux to Paris Est (express buses);
  - From Chelles Gournay to Meaux (express buses);
  - From Paris Est to Lagny-Thorigny (express buses);
  - Between Meaux and Val d'Europe on the RER A (non-stop).
  Reason: Railway maintenance work (Grand Paris Express project at Chelles Gournay, electrical systems and mechanical signaling upgrades, refurbishment of the Meaux station canopy).
• Line P: Paris Est – Château-Thierry, January 5 – March 27,
  Period: Weeknights starting at 10:00 PM
  Dates: Monday, January 5th through Friday, March 27th
  Service between Paris East and Château-Thierry is suspended.
  The last PIMO train from Château-Thierry to Paris East departs at 9:04 PM.
  The last ZIMO train from Paris East to Château-Thierry departs at 9:49 PM.
  A replacement bus service will be operated, stopping at intermediate stations.
  Reason: Railway maintenance work (upgrading station accessibility and facilities, track repairs between Noisy and Château-Thierry, station facade renovations in Meaux, rail renewal at Château-Thierry, and repairs to the Grand Morin bridge).
• Line P: Paris Est – Coulommiers, from January 5th to February 27th:
  Period: Weeknights starting at 8:30 PM
  Dates: Monday, January 5 to Friday, February 27
  Train services between Paris Est and Coulommiers will be suspended.
  The last PITU train from Coulommiers to Paris-Est departs at 7:02 PM.
  The final CITU train from Paris Est to Coulommiers leaves at 8:13 PM (this schedule has been moved forward at all stations along the route).
  A replacement bus service will operate, serving intermediate stations. 
  Reason: railway network maintenance (early-night major works: preparatory track and ballast replacement with high productivity, signal light maintenance at Mortcerf).
• Line P: Paris Est – Coulommiers from January 10 to March 22:
  Period: weekends starting from 10:30 PM
  Dates: from Saturday, January 10 to Sunday, January 25, and on Saturday, March 22, and Sunday, March 23
  Traffic will be interrupted between Paris Est and Coulommiers.
  The last PITU train from Coulommiers to Paris Est departs at 9:38 PM.
  The last CITU train from Paris Est to Coulommiers departs at 10:17 PM.
• Line P: Paris Est – Meaux, running from January 10 to March 22
  Period: Weekends starting from 10:50 PM
  Dates: Saturday, January 10 to Sunday, January 25, as well as Saturday, March 21, and Sunday, March 22
  Train service will be suspended between Paris Est and Meaux.
  The last PICI train from Meaux to Paris Est is at 10:20 PM.
  The last MICI train from Paris Est to Meaux departs at 11:01 PM.
  A replacement bus service will operate, serving intermediate stations:
  - From Paris Est to Meaux (all stops and express routes);
  - From Paris Est to Meaux, with no intermediate stops, then continuing to Esbly as the terminus, starting Sunday, February 8, 2026;
  - From Meaux to Paris Est (express);
  - From Chelles Gournay to Meaux (all stops);
  - Between Meaux and Val d'Europe RER A (no stops).
  Reason: railway maintenance work (including CDG Express, Grand Paris Express Bondy, track maintenance between Gagny and Meaux, and track and ballast renewal at Pantin, Gagny, and Vaires-Torcy).
• Line P: Paris Est – Château-Thierry from October 1 to March 22:
  Period: Weekends from 11:00 p.m. onward
  Dates: Saturday, January 10 to Saturday, January 24, plus Saturday, March 21, and Sunday, March 22
  Train services between Paris Est and Château-Thierry will be suspended.
  The last PIMO train from Château-Thierry to Paris Est departs at 10:04 p.m.
  The last ZIMO train from Paris Est to Château-Thierry departs at 10:49 p.m.
  Replacement bus services will operate, serving all intermediate stations.
  Reason: Railway network maintenance and upgrades—including accessibility and modernization work at Château-Thierry station, track maintenance between Lagny-Thorigny and Château-Thierry, as well as projects like the Grand Paris Express in Bondy and the CDG Express.

• R Line: Paris-Lyon to Montereau and Montargis, January 5-31
  Period: Weeknights starting at 11:15 PM.
  Dates: From Monday, January 5 to Saturday, January 31.
  Train services will be suspended between Paris Gare de Lyon and Montereau, as well as between Paris Gare de Lyon and Montargis.
  Replacement bus services will be provided, stopping at intermediate stations.
• R Line: Paris-Lyon <-> Montargis/Montereau, January 17-18:
  Period: All day Saturday and Sunday.
  Dates: From Saturday, January 17th to Sunday, January 18th.
  Trains on line R will be rerouted via the Corbeil-Essonnes corridor. Travelers should anticipate delays of approximately 30 to 40 minutes.
  Reason: Railway work on the network.

Line U

• Line U: La Défense <-> La Verrière 01/30/2023 - 01/05/2023:
  Period: on weekdays, evenings starting at 10 pm. Dates: Monday, January 5 to Friday, January 9; Monday, January 12 to Friday, January 16; Monday, January 19 to Friday, January 23; and Monday, January 26 to Friday, January 30. Service between La Défense and La Verrière is suspended. Last train from La Défense to La Verrière: VERI at 10:15 pm. Last train from La Verrière to La Défense: DEFI at 9:20 pm. A replacement bus service will be in operation, serving intermediate stations. Reason: railway track maintenance work.
• Line U: La Défense <-> La Verrière, weekends from 17/01 to 01/02:
  Period: weekends, all day long.
  Dates: from Saturday, January 17th to Sunday, January 18th, then Saturday, January 24th to Sunday, January 25th, and from Saturday, January 31st to Sunday, February 1st.
  Schedule adjustments will apply between La Défense and La Verrière. VERI trains will depart one minute earlier from La Défense, while DEFI trains will experience delays of up to 17 minutes along their routes.
  Reason: railway network work.
• U Line: La Défense <-> La Verrière, January 17-25:
  Period: weekends from 11 p.m.
  Dates: Saturday, January 17 to Sunday, January 18, and Saturday, January 24 to Sunday, January 25.
  Train service is suspended between La Défense and La Verrière. The last train from La Verrière to La Défense departs at 10:20 p.m. (DEFI), while the final train from La Défense to La Verrière leaves at 11:15 p.m. (VERI).
  A replacement bus service will operate, serving all intermediate stations.
  Reason: railway works.

Aucune perturbation annoncée à ce jour.

Tramway

T1

• Tram T1: Safety Measures - Service Disruption:
  Traffic is halted between Asnières - Quatre Routes and Saint-Denis station due to damage caused by a third party. Service resumption is expected by summer 2026.
  Replacement buses are operating between Asnières–Gennevilliers–Les Courtilles and Mairie de Villeneuve-la-Garenne.

T2

• Tram T2: Modernization Works — Service Disrupted:
  Until the end of February 2026, train services between Porte de Versailles and Suzanne Lenglen are suspended due to ongoing modernization work.
  To reach Porte de Versailles from Suzanne Lenglen, walk to the Balard station on T3a.

T3a

Aucune perturbation annoncée à ce jour.

T3b

Aucune perturbation annoncée à ce jour.

Q4

Aucune perturbation annoncée à ce jour.

T5

Aucune perturbation annoncée à ce jour.

T6

Aucune perturbation annoncée à ce jour.

T7

Aucune perturbation annoncée à ce jour.

T8

Aucune perturbation annoncée à ce jour.

T9

Aucune perturbation annoncée à ce jour.

T10

Aucune perturbation annoncée à ce jour.

What advice do you have for users during these disruptions?

Passengers are advised toplan ahead, checking the timetable of replacement buses and allowing for extra travel time. They can consult real-time information via official applications such as SNCF Connect, Île-de-France Mobilités, or by following the Twitter accounts of the lines concerned. It is also advisable to ask station agents for precise, up-to-date information.

In short, get ahead of the game so you don't waste time and avoid disappointment!

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