What's the current traffic situation on the RER B? Here's real-time information on current and future disruptions on this public transport line in the RATP-SNCF network.
Linking the north and south of theParis region over an 80-kilometer route, the RER B opened in 1977 and today serves 47 stops, connecting residential and business areas across various départements. To the north, it departs fromCharles de Gaulle airport and Mitry-Claye in Seine-et-Marne, passing through Seine-Saint-Denis with key stops such as Aulnay-sous-Bois. Heading south, it reaches Saint-Rémy-lès-Chevreuse in the Yvelines to take us to the sublime Vallée de Chevreuse, crossing theEssonne with stops including Orsay and Bures-sur-Yvette.
In Paris, the RER B crosses several central arrondissements, offering direct access to points of interest such as the Latin Quarter and Jardin du Luxembourg in the 5th arrondissement, and the famous Parc Montsouris in the 14th. It also connects with the Stade de France in Saint-Denis, and the Villepinte exhibition center. The line also offers multiple connections with other RER lines(A, C, D, E) and several metro lines(4, 6, 10, 14).
If you're a regular user of this line in the RATP-SNCF network, here's where we share real-time information on traffic on the RER B public transport network in the Paris region. Whether it's work in progress, station closures, strikes orunforeseen incidents, we'll give you the lowdown on current and future disruptions on the RER B in Paris and the Ile-de-France region.
- Line B: interconnection suspended on 23 and 24/11 :
Period: all day
Dates: Saturday November 23 and Sunday November 24, 2024
The interconnection will be suspended at Paris Nord. To continue your journey, you will need to change trains between underground and surface tracks. Trains to CDG2 airport and Mitry-Claye will depart from the surface tracks, tracks 30 to 36. Trains to Robinson and Saint-Rémy-lès-Chevreuse will leave from the underground tracks.
Reason: works
For more information, visit the RER B blog. - Line B: interconnection suspended from 01 to 03/11 :
Period: all day
Dates: from Friday 01 to Sunday 03 November 2024
The interconnection will be suspended at Paris Nord. To continue your journey, you will need to change trains between the underground and surface tracks. Trains to Aéroport CDG2 and Mitry-Claye will depart from surface tracks 30 to 36. Trains heading for Robinson and Saint-Rémy lès Chevreuse will leave from the underground tracks.
Reason: works
For more information, visit the RER B blog. - Line B: Denfert - Aérop.CDG2-Mitry from 21 to 31/10 :
Period: Monday to Thursday, from 10:45pm until end of service
Dates: October 21 to 31, 2024
Traffic will be interrupted between Denfert-Rochereau and Aéroport CDG2-TGV/Mitry-Claye. To reach stations between Aulnay-sous-Bois and Aéroport Charles de Gaulle/Mitry-Claye, replacement buses will be provided at Fort d'Aubervilliers station (metro 7). To reach stations between Le Blanc-Mesnil and Denfert-Rochereau, please use the regular metro and bus lines.
Reason: roadworks.
For more information, visit the RER B blog. - Line B: Châtelet-CDG2/Mitry: from 09/30 to 08/11 :
Period: Monday to Friday, from 10:45pm until end of service
Dates: September 30 to November 08, except October 1, 25 and November 1.
Traffic is interrupted between Châtelet-Les Halles and Aéroport CDG2/Mitry-Claye. A replacement bus service will be provided, serving intermediate stations.
Reason: work
For more information, visit the RER B blog. - RER B - Change of timetable school vacations :
During the school vacations from 19/10 to 03/11, your timetables will change on your line. To prepare your journey and before going to the station, check your timetable on the Ile-de-France Mobilités app, the Transilien.com website, SNCF Connect, Bonjour RATP or your Mobilités app.
- Line B: Denfert-Croix de Berny/Rob from 9 to 11/11 :
Period: all day
Dates: from Saturday November 09 to Monday November 11 inclusive.
Traffic will be interrupted between Denfert-Rochereau and La Croix de Berny, as well as between Bourg-la-Reine and Robinson.
A bus service will be provided to intermediate stations.
Reason: work
For more information, visit the RER B blog. - Line B: interconnection suspended on 25-26-27/10 :
Period: all day
Dates: from Friday, October 25 to Sunday, October 27, 2024
For the day of Friday, October 25, the transport offer will be severely reduced due to the interruption of the interconnection. We recommend that you postpone your journey.
Interconnection will be suspended at Paris Nord. To continue your journey, you will need to change trains between underground and surface tracks. Trains to Aéroport CDG2 and Mitry-Claye will depart from the surface tracks, tracks 30 to 36. Trains heading for Robinson and Saint-Rémy lès Chevreuse will leave from the underground tracks, tracks 41 to 44.
Reason: works
For more information, visit the RER B blog.
