Rer b

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.

Transport: RER B and C to see delayed reimbursements in 2026 for 2025 disruptions

Only two lines of the Île-de-France RER network are scheduled for compensation in 2026 for delays accumulated in 2025. This reduction raises questions among user associations about the true extent of improvements.

Metro and RER updates: closures, work, and demonstrations in Paris this Friday January 30, 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 January 30, 2026.

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.

RER B, D and Transiliens: major disruptions during All Saints' Day vacation 2024

Bad news, users of the RER B, D and Transiliens H and K trains can expect major disruptions over the All Saints' vacation period, due to bridge modernization work in Saint-Denis. From October 25 to 27 and from 1ᵉʳ to November 2, 2024, cuts and a significant reduction in traffic are planned, but several transport alternatives will be available to facilitate travel.

RER B strike this Tuesday, September 24: traffic forecasts

Bad news for RER B commuters. Several RATP unions have called a strike for Tuesday September 24, 2024. So, should we expect major disruptions on this busy RER line? Discover RATP's traffic forecasts.

RER B: work resumes this autumn, schedule of closures

Bad news for RER B commuters. Over the coming weeks and months, modernization work will cause disruption on this busy RER line. Interruption between Châtelet - Les Halles and Aéroport Charles de Gaulle 2-TGV / Mitry-Claye, suspended interconnection at Gare du Nord... Find out more about the work schedule and upcoming closures.

RER B and D: traffic interrupted and severely disrupted this Thursday, traffic resumes on RER A

Due to a signal failure at Châtelet-Les-Halles, traffic is currently interrupted this Thursday, December 7, 2023, on the RER B between Luxembourg and Paris Gare du Nord, as well as on the RER D between Paris Gare de Lyon and Paris Gare du Nord. The estimated resumption time is now 6pm. On the other hand, traffic is resuming on RER A, but remains very disrupted on the entire line, warns RATP.

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 B: traffic partially interrupted for 24 hours at the end of September

RER B commuters are going to have to adapt. RATP has announced that traffic on this famous RER line will be interrupted on Saturday September 30, 2023, between Fontaine-Michalon and Massy-Palaiseau stations. We tell you all about it.

RER B: closure of the northern line for 3 days in August

Attention RER B users! RATP and Île-de-France Mobilités have announced a major traffic disruption on the northern axis of the RER B for three days this summer. So which stations will be closed, and what are the alternatives? We tell you all about it.

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.