RER E works: dates, times and alternatives from October to December 2026 Last updated: 2 October 2026
As part of modernization works, the RER E line will be undergoing works in 2026 on several dates and sections. These closures have a direct impact on your journeys: find the schedule and our advice in this article.
Key dates
🚫 Service suspended between Nanterre-la-Folie <> Villiers-sur-Marne
From Saturday 3 October to Sunday 1 November, on weekends, from 10:15 p.m.
🚫 Service suspended between Villiers-sur-Marne <> Tournan
From Saturday 3 October to Sunday 1 November, on weekends, all day
Trains on the Nanterre-la-Folie <> Tournan line are cancelled.
🚫 Service suspended between Nanterre-la-Folie <> Chelles Gournay
From Monday 5 to Friday 14 October, on weekdays, from 10:15 p.m.
From Thursday 15 October to Friday 11 December, on weekdays, from 10:45 p.m.
From Saturday 3 October to Sunday 6 December, on weekends, except Sunday 25 October, from 10:45 p.m.
🚫 Reduced service between Nanterre-la-Folie <> Chelles Gournay
From Monday 19 to Friday 23 October, on weekdays, from 9:00 a.m. to 4:00 p.m., one train out of two is running.
🚫 Service suspended between Nogent-Le Perreux <> Villiers-sur-Marne
On Saturday 10 October all day and on Sunday 11 October until 4:00 p.m.
Alternative routes
Click on the diagram to see all alternatives depending on your departure and arrival point🚫 Nanterre <> Chelles-Gournay
🚫 Villiers-sur-Marne <> Tournan
Plan your journeys with the Bonjour RATP app
🔎 Search for the best route
Start a route search: the results anticipate disruptions to help you avoid construction areas. Then customize according to your needs: schedules, modes of transport, lines or stations to avoid…
🚦 Check live traffic information
Access real-time traffic status via the app's Traffic tab. You can enable personalized alerts to be notified when your lines are affected.
📹 Demo: track traffic updates with the app
The Bonjour RATP app, your ally for anticipating disruptions and
finding the best routes during construction work
