Transport in Île-de-France: disruptions this weekend of April 19, 20 and 21, 2025

The RATP and SNCF network will be experiencing further disruptions this extended weekend from April 19 to 21, 2025. Several RER, Transilien and metro lines will be affected by work and disruptions, and we'll tell you everything you need to know to plan your journeys.

A new weekend of work on the RATP and SNCF networks in Île-de-France is scheduled from Saturday April 19 to Monday April 21, 2025, to make progress on the Grand Paris projects, future metro line extensions or simply 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, 3 RER, 2 Transilien, 3 metro and one streetcar 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 are the works scheduled for the weekend of April 19-21, 2025

Metro disruptions

Line 5: traffic suspended between Bastille and Place d'Italie until April 23 inclusive. Bus shuttles will take over.
Line 12: cModernization work will interrupt traffic on metro line 12 between Concorde and Montparnasse-Bienvenüe this Saturday and Sunday. Six stations will be affected. Traffic will resume as normal on Monday on the entire line, between Mairie d'Aubervilliers and Mairie d'Issy.
Line 10: early closure at 10pm every weekday evening until April 29. This concerns the evenings of Thursday April 17 and Monday April 21.

RER trains affected

RER B: traffic disrupted between Aulnay-sous-Bois and Aéroport Charles-de-Gaulle for all three days. Replacement buses will be provided, and a train change will be necessary at Gare du Nord, between the underground and mainline tracks.
RER C: traffic will be cut off between Champ-de-Mars and Pontoise, and between Massy-Palaiseau and Pont de Rungis onSaturday and Sunday. There will also be interruptions between Juvisy and Dourdan/Saint-Martin d'Étampes.
RER D: there will be no trains between Gare de Lyon and Gare du Nord throughout the weekend. Trains from the north will terminate at the above-ground Gare du Nord, those from the south at the underground Gare de Lyon. Please note: Gare Stade de France will not be served.
RER E: As at every weekend, trains on line E will be interrupted earlier than usual this Saturday and Sunday. Trains to Villiers-sur-Marne (Val-de-Marne) and Tournan (Seine-et-Marne) will run until 10.25pm. Trains running between Nanterre la Folie and Chelles-Gournay, between Hauts-de-Seine and Seine-Saint-Denis, will stop a little later, at 10:45pm. Replacement buses will then take over to ensure continuity of service.

What disruption to Transilien trains?

Transilien lines J and P will also be severely disrupted:

Line J: no trains between Paris Saint-Lazare and Mantes-la-Jolie via Poissy throughout the weekend.
Line P: complete interruption between Paris-Est and the Coulommiers, Provins, Meaux and Château-Thierry branches on Saturday and Sunday.
Line H: Trains will be interrupted between Paris-Nord and Sarcelles-Saint-Brice on Saturday and Sunday. A replacement bus service will run between Épinay-Villetaneuse (usually served by line H) and Sarcelles-Saint-Brice. From this station, passengers will be able to catch a train to Persan-Beaumont via Montsoult, or to Luzarches.
K line: Due to work on the northern rail line, no trains on the K line will be running between Paris-Nord and Aulnay-sous-Bois this Saturday and Sunday. However,Aulnay-sous-Bois stationremains accessible from Paris-Nord via RER B, which will operate normally on this section.

And on the tramway side?

The T12 streetcar will be at a standstill between Massy-Palaiseau and Épinay-sur-Orge for the duration of the weekend.

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 Saturday April 19, 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 Saturday April 19, 2025. [Read more]