RER A traffic very disrupted in Paris

Traffic is severely disrupted on the RER A in Paris. This Wednesday, January 15, 2025, trains will no longer run between Saint-Germain-en-Laye and Cergy-Le Haut / Poissy towards Marne-la-Vallée-Chessy and Boissy-Saint-Léger.

A traveler's discomfort in Charles-de-Gaulle Étoile would be involved.

Change of route

The resumption of traffic is estimated at 10 a.m., informs the RATP on

Users are encouraged to modify their itinerary where possible.

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