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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 E: when will the extension to Mantes-la-Jolie in the Yvelines region enter service?

In 2024, the first major milestone in the EOLE project was celebrated with the extension of RER E to Nanterre-la-Folie, in the Hauts-de-Seine department. Now, all eyes are on the second stage of this extension to Mantes-la-Jolie in the Yvelines. So, when is this final extension due to go into service? We tell you all about it.

RER E: surprise strike on Friday, traffic update

This Friday, July 18, 2025, disruptions are expected on the RER E. The cause? A surprise local strike. We take stock.

TER breakdown at Noisy-le-Sec: disruptions underway on RER E and line P this Friday

A TER breakdown at Noisy-le-Sec on Friday, February 28, 2025 is causing major disruption on RER E and line P. The fault is affecting the power supply between Pantin and Noisy-le-Sec, causing slowdowns and interruptions to traffic. Technical teams are on site, but repairs are likely to take some time.

RER E: traffic partially interrupted this Tuesday, no resumption expected before the end of service

Bad news for RER E users. Due to a technical incident, traffic is interrupted this Tuesday, February 18, 2025 between Haussmann Saint-Lazare and Nanterre-La-Folie, in both directions. "No resumption expected before the end of service", says SNCF Transilien.

RER C and E: Major disruptions after a tree fall and a switch failure

This Friday, December 6, 2024, the RER C and RER E lines are experiencing major disruptions. A falling tree in Essonne paralyzes part of RER C traffic, while a faulty switch affects RER E between Haussmann-Saint-Lazare and Magenta. While the situation is gradually improving on the RER E, difficulties persist on the RER C.

RER E extension: transport service extended from mid-December

Since May 6, the RER E has been extended westwards to Nanterre-La-Folie. But users have to be patient, with a limited number of trains and modified timetables. From mid-December 2024, all trains from the east will be extended to Nanterre-la-Folie. Thanks to this extended service, passengers will be able to enjoy 16 trains per hour during rush hour.

RER E extension: three new stations to open in May 2024

Good news for RER E users! At the beginning of May 2024, the people of Ile-de-France will be able to discover three new stations in the west of Paris, at La Défense and Nanterre, the new terminus, before the final extension of the RER E to Mantes-la-Jolie announced for the end of 2026. We tell you all about it!

RER NG: an immersive exhibition to experience the future RER E

As the new-generation train, the RER NG, is soon to welcome its first passengers on the E line of the RER and then on the D line, Île-de-France Mobilités announces an immersive exhibition to experience the RER E of tomorrow. We tell you all about it.

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.

The RER E, finally extended to Nanterre-La Folie in 2024

The extension of the RER E to the west should connect the Saint-Lazare station to the Nanterre-La Folie station by 2024. To reach Mantes-la-Jolie, however, it will be necessary to wait until 2025.

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.