Transport in Île-de-France: Disruptions and Work Updates for the Weekend of January 3-4, 2026

A new weekend of maintenance is scheduled for the Île-de-France RATP and SNCF networks from Saturday, January 3rd to Sunday, January 4th, 2026. This effort aims to progress on Grand Paris projects, including upcoming metro line extensions or simply keep the network in good working order. Will this weekend see a flurry of work once again, or will it be 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 1st to 4th, 2026
• Metro and RER updates: closures, work, and demonstrations in Paris this Tuesday December 30, 2025
• This Week’s Best Deals in Paris and Île-de-France, December 29, 2025 – January 4, 2026

Upcoming Roadwork Plans for the Weekend of January 3rd and 4th, 2026

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

Subway

Line 1

Aucune perturbation annoncée à ce jour.

Line 2

Aucune perturbation annoncée à ce jour.

Line 3

Aucune perturbation annoncée à ce jour.

Line 3bis

Aucune perturbation annoncée à ce jour.

Line 4

Aucune perturbation annoncée à ce jour.

Line 5

Aucune perturbation annoncée à ce jour.

Line 6

Aucune perturbation annoncée à ce jour.

Line 7

Aucune perturbation annoncée à ce jour.

Line 7bis

Aucune perturbation annoncée à ce jour.

Line 8

Aucune perturbation annoncée à ce jour.

Line 9

Aucune perturbation annoncée à ce jour.

Line 10

Aucune perturbation annoncée à ce jour.

Line 11

Aucune perturbation annoncée à ce jour.

Line 01

Aucune perturbation annoncée à ce jour.

Line 13

Aucune perturbation annoncée à ce jour.

Line 14

Aucune perturbation annoncée à ce jour.

RER

RER A

Aucune perturbation annoncée à ce jour.

RER B

• RER B: Aulnay-sous-Bois <-> Mitry-Claye, January 2-3 from 11 PM onwards:
  Period: Friday and Saturday nights starting at 11 PM.
  Dates: January 2nd and 3rd, Friday and Saturday.
  Train services will be suspended between Aulnay-sous-Bois and Mitry - Claye.
  A replacement bus service is organized, serving intermediate stations.
  Reason: Railway maintenance work.

RER C

• RER C: Adjustments to transport services - Winter holidays:
  During the school holidays from December 22 to January 2, transport services on your line will be adjusted: some trains will not be running. To plan your journey and before going to the station, check your timetables on the Ile-de-France Mobilités app, the Transilien.com website, SNCF Connect or your mobility app. 
• RER C: Between Saint-Martin d'Étampes and Paris Austerlitz January 4, 11, 18, 25:
  Period: in the evening
  Dates: Thursday, January 1st, and Sundays 4th, 11th, 18th, and 25th
  Train services will be interrupted between Saint-Martin d’Étampes and Paris Austerlitz.
  — Last train from Saint-Martin d’Étampes: 9:41 PM
  — Last train from Paris Austerlitz: 10:45 PM
  A replacement bus service will be available, serving intermediate stations.
  Reason: infrastructure work on the railway network.
• RER C: Between Dourdan and Paris Austerlitz on January 4th, 11th, 18th, and 25th
  Period: in the evening
  Dates: Thursday, January 1, and Sundays, January 4, 11, 18, and 25
  Train service between Dourdan and Paris Austerlitz will be suspended: - Last train from Dourdan departs at 9:07 PM - Last train from Paris Austerlitz departs at 10:15 PM A replacement bus service will operate, serving intermediate stations.
  Reason: railway infrastructure maintenance.

RER D

• Line D: Traffic slowed from December 22 to January 3.
  Line D: Adjustments to Service
  During the winter school holidays from December 22 to January 3, transport services on your line will be modified.
  Some trains will not operate during this period.
  To plan your journey, check current schedules before heading to the station via the Ile-de-France Mobilités app, Transilien.com, SNCF Connect, or your preferred mobility app.
• RER D: Paris Lyon <-> Corbeil / Melun during weekdays from December 15th to January 2nd:
  Period: weekdays from 11:15 PM to 4:00 AM.
  Dates: from Monday, December 15th to Saturday, January 2nd, excluding public holidays.
  Travel will be disrupted between Paris Gare de Lyon and Corbeil-Essonnes, as well as between Paris Gare de Lyon and Melun.
  A replacement bus service will be available, serving key intermediate stations.
  Reason: railway infrastructure maintenance work.
• RER D: Paris Nord <-> Creil from December 8th to January 30th, weeknights starting at 11:35 PM:
  Period: Weeknights starting at 11:35 PM.
  Dates: From Monday, December 8th to Friday, January 30th, excluding public holidays.
  Train services between Paris Gare du Nord and Creil will be suspended.
  A replacement bus service will be provided, stopping at intermediate stations.
  Reason: Railway network maintenance work.
• RER D: Between Paris Lyon and Villeneuve St, service discontinued at 10:30 PM from December 15 to 31
  Period: Weeknights starting at 10:30 PM.
  Dates: From Monday, December 15 to Wednesday, December 31, excluding public holidays.
  Services will not operate at Créteil Pompadour, Villeneuve Triage, Le Vert de Maisons, and Maisons-Alfort stations.
  A replacement bus service will be provided, stopping at intermediate stations.
• RER D: Service from Combs-la-Ville to Melun suspended on the night of January 4-5:
  Time period: from 12:40 AM to 1:40 AM.
  Date: from Sunday, January 4th to Monday, January 5th.
  Train services are suspended between Combs-la-Ville - Quincy and Melun. The last two trains will run only up to Combs-la-Ville - Quincy. A replacement bus service will operate, serving all intermediate stations.
  Reason: railway network maintenance work.

RER E

Aucune perturbation annoncée à ce jour.

Transilien

Line H

Aucune perturbation annoncée à ce jour.

Line J

Aucune perturbation annoncée à ce jour.

Line K

Aucune perturbation annoncée à ce jour.

Line L

Aucune perturbation annoncée à ce jour.

Line N

Aucune perturbation annoncée à ce jour.

Line P

Aucune perturbation annoncée à ce jour.

Line R

• R Line: Moret-Veneux Les-Sabots to Montargis 12/22 - 01/02:
  Period: Mondays, Tuesdays, Wednesdays, and Fridays from 11:45 PM to 4:00 AM.
  Dates: From Monday, December 22nd to Friday, January 2nd.
  Train services are suspended between Moret Veneux les S. and Montargis.
  A replacement bus service will be running, serving the intermediate stations.
  Reason: Railway maintenance work.

Line U

Aucune perturbation annoncée à ce jour.

Line V

• Line V: Adjustments to Service During Winter Break Vacation Periods
  From December 26 to January 1, transportation services on your line will be adjusted. Trains will run less frequently throughout the day.
  To plan your journey and before heading to the station, check the schedules on the Île-de-France Mobilités app, Transilien.com, SNCF Connect, or your preferred mobility app.

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.

T11

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!

Metro and RER updates: closures, work, and demonstrations in Paris this Tuesday December 30, 2025
In a flash, get all the latest updates on traffic and transportation in Paris, refreshed in real time. Whether it's the Metro, RER, or Transilien services operated by RATP, construction work, ongoing circulation, major events, or demonstrations — we provide all the essential information you need before heading out in Paris this Tuesday December 30, 2025. [Read more]

Transport disruptions in Paris and Île-de-France: a week of disruptions from December 22 to 28, 2025
Public transportation in Paris and Île-de-France will face disruptions during the Christmas holidays from December 22 to 28, 2025. Several lines of the metro, RER, Transilien, and tramway operated by RATP and SNCF will experience interruptions. Here’s what you need to know. [Read more]