Rer b

RER and Transilien: commitments under the new contract between Île-de-France Mobilités and SNCF

Punctuality, canceled trains, information: the 2026–2030 contract between Île-de-France Mobilités and SNCF Voyageurs sets out new commitments to passengers.

République closed on October 26: how can you get back to the suburbs by RER tonight?

République station will not be served from 11 p.m. on Monday, October 26, 2026, while works will disrupt some branches of the RER A, B and D from 9:45 p.m. Connections, departure stations and replacement buses: here’s what you need to know to plan your journey back to the suburbs from Paris.

Metro and RER updates: closures, work, and demonstrations in Paris this Friday November 13, 2026

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 Friday November 13, 2026.

Storm Austen: RER, SNCF and Transilien services suspended this Friday in Île-de-France

Storm Austen is disrupting trains, RER and Transilien services this Friday in Île-de-France, and RER B will be suspended in Paris this evening on services to its northern branches. Services resume in Normandy, with weekend return journeys: here’s the latest this Friday, October 23, 2026.

RER B and D: service disrupted at Gare du Nord this Wednesday, October 21

The RER B and D services are disrupted in central Paris this Wednesday, October 21, 2026, due to an incident on the tracks at Gare du Nord. Service is expected to resume, but disruption remains heavy across both lines.

Strike this Tuesday: three RER lines and two Transilien lines disrupted, traffic forecasts

Due to the national interprofessional strike planned for September 29, 2026, several disruptions are expected on the Paris and Île-de-France public transport network. This Tuesday, plan ahead if you’ll be using the RER C, the RER D, or Transilien Line R. Here are the traffic forecasts.

RER B, D and Transilien K: Fire at Le Bourget disrupts traffic in Île-de-France

The RER B, RER D, Transilien K, and the Hauts-de-France TER line are heavily disrupted this Tuesday, June 30, 2026, after a fire near the tracks in the Bourget area, in Seine-Saint-Denis. Service is gradually resuming, but remains very disrupted.

RER B: New, more modern trains on the way — when is the MI20 set to enter service?

It's a change that RER B users have been waiting for for several years. Soon, Europe’s second-busiest line will welcome the MI20. Hailed as roomier, faster and more modern, this next-generation RER B train is poised to transform the daily lives of many travelers. So, when will these new carriages be rolled out? Here’s what we know.

Public Transport in Île-de-France: Claim Your Refunds for RER Lines B, C, and D!

Passengers on the RER B, C, and D lines who experience frequent delays in 2025 will be eligible for compensation starting mid-March 2026. Five suburban branches in Île-de-France are part of this reimbursement initiative by Île-de-France Mobilités, following months of below-standard punctuality.

RER B and D disrupted this Thursday, February 26: what you need to know

RER B and D severely disrupted on February 26, 2026, in Île-de-France Transport chaos hits the Île-de-France region this Thursday morning, February 26, with both the RER B and D lines experiencing significant delays and cancellations. The disruptions, caused by cascading signaling failures, have been ongoing since 7 a.m. Here's an update on the situation.

SNCF: RER B and D services disrupted this Monday, January 26, 2026, in Paris

A technical issue at Gare du Nord causes significant disruptions on the RER B and D lines this Monday, January 26, 2026. Delays, cancellations, and service changes are affecting both lines this morning.

RER B: closure of the central section in Paris in summer 2026 for works

The RER B will be suspended between Gare du Nord and southern Paris for 23 days, from July 25 to August 16, 2026, for modernization work on the Île-de-France rail network.

CDG Express: the high-speed line linking Gare de l'Est and the airport postponed until 2027

In a few years' time, tourists and holidaymakers will be able to link Paris Charles de Gaulle airport with the center of Paris in 20 minutes. A very practical solution, which should relieve the RER B, but which has fallen behind schedule...

Work on RER B: schedule of forthcoming closures

RATP announces new works on RER line B. What are the consequences? Traffic disruptions are expected on several sections, particularly at weekends. Find out more about the forthcoming closures announced on RER line B.

Transport: how to take advantage of the free Orlyval shuttle to the airport this summer?

This summer, if you need to get to Orly airport and you live in the south of the capital, you can take the Orlyval free of charge while the RER B is being renovated, but only on one condition!

SNCF strike on June 4, 5 and 11: disruptions expected on RER and TER services

Three days of strike action have been announced for the SNCF on June 4, 5 and 11, 2025, called by the CGT-Cheminots union. In the Île-de-France region, traffic will be disrupted on certain lines, including RERE B and C, on Wednesday June 4 and Thursday June 5. Find out more about the expected disruptions.

RER B: interconnection suspended at Gare du Nord over Easter weekend

Due to major works to replace the Saint-Denis railway bridge, disruptions are expected on the RER B over the Easter weekend, from Saturday April 19 to Monday April 21, 2025 inclusive. Interconnection will once again be suspended for three consecutive days at Gare du Nord.

Signalling failure at Gare du Nord on Tuesday: traffic disrupted on RER B and D lines

Due to a signal failure at Gare du Nord this Tuesday, March 25, 2025, traffic is currently partially interrupted on RER B and RER D. The estimated time of resumption is now around 11am.

Traffic disrupted at Gare du Nord this Friday: update on disruptions

Due to an "unexploded bomb from the Second World War" discovered near the tracks of the Gare du Nord, train traffic is interrupted this Friday, March 7, 2025 on several rail lines, to and from the famous Parisian station. Disruptions are currently being experienced on RER lines B and D, as well as on Transilien lines H and K. Philippe Tabarot, the French Transport Minister, announced at a press briefing that the clearance operation had been completed, and that rail traffic would gradually resume "from 6pm". Here's an update on the situation.

RER B: a serious accident slows down traffic in Seine-Saint-Denis

On Tuesday December 3, 2024, a serious passenger accident between La Courneuve and Aubervilliers caused major disruption to the line's traffic.