Transport in Île-de-France: Upcoming Works and Closures
This week, from Monday, November 3 to Sunday, November 9, 2025, several metro, RER, and Transilien lines in the Paris region will face disruptions due to ongoing modernization work on the Île-de-France network.
After a quieter period, important upgrades on the RATP and SNCF networks are resuming. These essential projects will lead to service interruptions and replacement bus services on many routes across Paris and Île-de-France.
To minimize inconvenience, travelers should consult the official RATP and SNCF Connect apps prior to their journeys. The Île-de-France Mobilités website also provides real-time travel alternatives.
RER C Service Update
[translate:Les Invalides station] on the RER C line remains closed until 10 a.m. on Monday, November 3, 2025, following a fire in a technical room on November 2, 2025. Replacement buses operate on most affected lines.
For more information, visit the official websites of RATP, SNCF Transilien, and Île-de-France Mobilités.
This week will present significant transport challenges; planning ahead is advised to avoid disruptions.
Summary: Extensive modernization work across Paris and Île-de-France will cause several transport disruptions from November 3 to 9, 2025, with key lines closed and replacement buses in service.
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