Transport in Île-de-France: works and disruptions this weekend of March 22 and 23, 2025

A new weekend of work on the RATP and SNCF networks in the Île-de-France region is scheduled for Saturday March 22 to Sunday March 23, 2025, to make progress on the Grand Paris construction projects, future metro line extensions or simply to keep the network in good condition. Is there going to be a lot of work this time, or is it going to be a quiet weekend? Beware of traffic disruptions and train cancellations, which sometimes need to be anticipated well in advance to avoid unpleasant surprises!

This weekend, 2 RER, 3 Transilien and 3 tramway lines are affected. To find alternative routes if you need to travel, the Transilien SNCF website offers alternatives, with buses regularly scheduled to serve stations.

Here's the schedule for the weekend of March 22 and 23, 2025

Which RERs will be affected?

• RER B: traffic will be interrupted on Saturday 22 and Sunday 23 March between Denfert-Rochereau and La Croix de Berny / Robinson. Replacement buses scheduled.
  
  
• RER E: from 10:45pm on Saturday March 22 and Sunday March 23, no trains between Nanterre-La-Folie and Chelles - Gournay. Further interruptions are expected from 10:15pm between Nanterre-la-Folie and Villiers-sur-Marne / Tournan.
  
  
• RER D: although the majority of disruptions will occur between Monday March 17 and Friday March 21, slowdowns are still possible at weekends.

What disruption to Transilien trains?

• Line P: heavy disruptions are expected on Saturday 22 and Sunday 23 March:
  • From 22:50 between Gare de l'Est and Meaux,
  • From 22:30 between Gare de l'Est and Coulommiers,
  • From 11pm between Gare de l'Est and Château-Thierry. Replacement buses will be provided.
    
    
• Line J: traffic will be completely interrupted on March 22 and 23 between Saint-Lazare and Mantes-la-Jolie via Poissy.
  
  
• Line K: no traffic on the entire line on March 22 and 23. Substitution buses planned.

• To be read
• What to do this weekend of March 21, 22 and 23, 2025 in Paris and the Ile-de-France region
• Info Metro RER trains, closures, works and demonstrations in Paris this Sunday March 23, 2025
• Tips for the week of March 24-30, 2025 in Paris: free or inexpensive outings

And what about the metro and tramway?

• Streetcar T1: continuous interruption from Monday March 17 to Sunday March 23 between Gare de Noisy-le-Sec and Escadrille Normandie-Niémen.
  
  
• Streetcar T2: no traffic between Porte de Versailles and Suzanne Lenglen, also until Sunday March 23.
  
  
• Streetcar T4: no service between Aulnay-sous-Bois and Bondy until 5 a.m. on Saturday March 22.

What advice do you have for users during these disruptions?

Passengers are advised toplan ahead, checking the timetable of replacement buses and allowing for extra travel time. They can consult real-time information via official applications such as SNCF Connect, Île-de-France Mobilités, or by following the Twitter accounts of the lines concerned. It is also advisable to ask station agents for precise, up-to-date information.

In short, get ahead of the game so you don't waste time and avoid disappointment!

Info Metro RER trains, closures, works and demonstrations in Paris this Sunday March 23, 2025
In the blink of an eye, you'll have access to all the information you need about traffic in Paris, updated in real time. RATP Metro RER and Transilien, roadworks, traffic, major events and demonstrations, we give you all the practical information you need to know before going out in Paris this Sunday March 23, 2025. [Read more]