RER A line will be interrupted from August 9 to 18, between the Nation and Val de Fontenay / Fontenay-sous-Bois stations, and from August 5 to 20 between the Cergy-Le Haut and Conflans–Fin d’Oise stations.
Published on
2 June 2023
Because of infrastructure maintenance works, RER A will be closed all day :
- from August 9 to 18, 2023 inclusive, between Nation and Val de Fontenay / Fontenay-sous-Bois
- from August 5 to 20, 2023 inclusive, between Cergy–Le Haut and Conflans–Fin d'Oise
Alternate buses and routes will be made available during these disruptions.
Do not hesitate to consult the route simulator set up on the RER A blog to better anticipate your journeys.
To find out more about this works, discover the dedicated article on the RER A blog.
More information
Go to :
- the RER A Twitter account
- the RER A blog
To anticipate your journeys and know your journey time, consult the route search.