Work continues on public transport in Paris. This Sunday, May 4, 2025, metro line 9 is affected. Due to modernization work, traffic will be interrupted on the entire line all day long. So what should you do if you have to use this metro line this Sunday? RATP offers a few alternatives and alternative routes, to help you plan your journey.
Transport in Île-de-France: Disruptions and Work Updates for the Weekend of January 3-4, 2026
The RATP and SNCF networks will face additional service disruptions this weekend, on January 3 and 4, 2026. Several RER, Transilien, and metro lines will be affected by maintenance work and outages. Here's everything you need to know to plan your travel accordingly. [Read more]
In concrete terms, a replacement bus service runs in both directions between Pont de Sèvres and Michel-Ange - Auteuil and from Mairie de Montreuil to Nation. These buses operate according to the metro's normal timetable, running every 5 to 15 minutes depending on the time of day. Stops are signposted at the entrances to the stations served. Metro line 9 will resume normal service at all stations on Monday May 5 at 5:30 am.
Disruptions, closed stations, early end of service - due to the RATP network's construction schedule, this kind of mishap can happen quite regularly. So be sure to check the traffic situation on the lines you're about to travel on to avoid any inconvenience.
Transport in Île-de-France: Disruptions and Work Updates for the Weekend of January 3-4, 2026
