Rer c

Metro and RER updates: closures, work, and demonstrations in Paris this Sunday December 14, 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 Sunday December 14, 2025.

RER C: closure between Austerlitz and western Paris for major works in 2026

The RER C will be completely suspended between Austerlitz station and western Paris due to a large-scale safety and modernization project. The closure will last for 39 days, from July 15 to August 22, 2026, with a major impact on summer travel.

RER C: service interrupted between Val-de-Marne and Essonne following an accident on Wednesday

A serious accident involving a person is disrupting the RER C on Wednesday, November 26, 2025. Traffic is interrupted between Pont-de-Rungis and Massy-Palaiseau in Val-de-Marne and Essonne.

Storm Benjamin: 3 Transilien lines suspended, details of disruptions

Due to Storm Benjamin and the yellow alert for high winds issued in Île-de-France on Thursday, October 23, 2025, disruptions are expected on at least three Transilien lines and one RER line. Here are more details.

RER C: service interrupted between Pontoise and Ermont-Eaubonne on Tuesday

Bad news for RER C users. Due to trees falling on power lines, service is suspended between the Pontoise and Ermont-Eaubonne stations on Tuesday, October 21, 2025. According to Transilien SNCF, service is expected to resume around 6 p.m. In addition, train service is disrupted between Ermont-Eaubonne and Massy-Palaiseau.

RER C disrupted: two days without trains between Essonne and Paris on two key routes

No RER C trains will be running this weekend between Invalides and Juvisy, and between Invalides and Massy-Palaiseau, due to work on the rail network. The disruption will take place on Saturday October 11 and Sunday October 12, 2025.

RER C: when will Issy station be fully reopened?

For several months now, RER C users have had to be patient. For safety reasons, Issy station has been only partially served since May 5, 2025. In practice, only trains from Versailles-Château-Rive-Gauche and Saint-Quentin en Yvelines stop at Issy station, making it difficult for passengers to reach the western suburbs. So, when is the Issy station scheduled to be fully reopened? We tell you all about it.

Summer 2025 work on RER C: traffic disrupted for six weeks

After a break in 2024 due to the Paris Olympics, summer work will resume this year on RER C. This is bad news for commuters, who will be forced to stay in Paris in July and August. Traffic will be interrupted for six consecutive weeks on several sections of RER line C.

RER C: traffic resumes, but remains disrupted on the entire line

Due to a breakdown in the network operator's facilities, traffic on the RER C was interrupted for several hours this Thursday, January 16, 2025. While SNCF Transilien did not anticipate any resumption by the end of service, train traffic finally resumed shortly before 5pm. However, traffic remains disrupted on the entire line.

RER C service interrupted between Champs-de-Mars and Pontoise following a fire in Genevilliers

A fire near the Grésillons station in Gennevilliers (Hauts-de-Seine) is disrupting RER C traffic this Thursday, January 9, 2025. Trains are interrupted between Champ-de-Mars and Pontoise, in both directions, until an estimated resumption at 7:30pm.

Line V: everything you need to know about the Transilien line between Massy-Palaiseau and Versailles-Chantiers

Following in the footsteps of the Transilien's U line, the V line takes over from the RER C and connects the Massy-Palaiseau and Versailles-Chantiers stations, with seven stops and a journey time of just 20 minutes.

RER C: no traffic at more than 20 stations in Essonne this weekend - find out about the alternatives

Due to modernization work, the RER C will not serve 21 stations in Essonne from November 30 to December 1, 2024. Replacement buses will be provided to ensure continuity of service in this area.

Paris: discover the most delayed and busiest RER in Ile-de-France

Which RER do you think is the most behind schedule? According to the Cour des Comptes, whose report was published on Wednesday, urban trains in the Ile-de-France region are much less punctual than expected, and much more crowded.

RER C traffic severely disrupted and interrupted this Monday, September 25

This Monday, September 25, a major breakdown on the RER C is severely disrupting commuters' journeys. The incident, which occurred at the Pont de l'Alma, is interrupting traffic between Juvisy and Versailles Château Rive-Gauche until 10:15 am. This situation requires reorganization for the passengers concerned.

RER C: traffic partially interrupted for 4 consecutive weekends

Bad news for RER C commuters planning to use public transport in the coming weeks. For 4 consecutive weekends, from September 16 to October 8, 2023, no trains will run on this line between Invalides, Juvisy and Massy Palaiseau stations. So what are the alternatives? We tell you all about it.

RER C: traffic disrupted on part of the line this Wednesday

More bad news for RER line C users this Wednesday, July 5, 2023. Due to a power failure following last night's thunderstorms, traffic is currently completely disrupted between Gare d'Austerlitz and Avenue Henri Martin, as well as between Gare d'Austerlitz and Versailles Château, in both directions. RATP has announced that traffic will not resume until the end of service.

RER C: reopening of the Saint-Michel Notre-Dame station this Monday after 8 months of work

Good news for RER C users, the Saint-Michel Notre-Dame station in Paris will finally reopen this Monday, April 17, 2023. The modernization works, had finally been delayed and lasted 8 months, instead of 4!

Public transit: fewer metros at off-peak hours starting Wednesday in Paris

Because of lockdown implemented since October 30, 2020, the public transit offer in Paris and Île-de-France will be cut in half at off-peak hours on some lines. According to Le Parisien newspaper, starting Wednesday November 18, there will be one metro in two between 10 a.m. and 4 p.m. Discover RATP traffic forecast.

February 17 strike: traffic forecasts for Paris and the Ile-de-France region

Due to a new call for mobilization and strike action, Paris metros, RER and Transilien lines are seeing their traffic disrupted in the capital and Ile de France. Together we discover the traffic forecasts for the day of Monday, February 17, 2020.

RATP: Paris metro line 6 service suspended in the summer 2019 and 2020

Bad news for the Paris metro line 6 users since the RATP [the Autonomous Operator of Parisian Transports] has announced major work for July and August 2019 as well as in 2020. As a result? The service will be suspended between the Montparnasse station and the Trocadéro station.