What's the current traffic situation on the RER E? Work, incidents, trains cancelled, stations closed, industrial action, strikes, demonstrations - we're sharing real-time information to keep you informed about current and future disruptions on this public transport line that crosses Paris and the Île-de-France region.
Named Éolefor Est Ouest Liaison Express, the RER E entered service in 1999 and is now the shortest line in the Île-de-France regional express network, with a route length of 52km. It has 23 stops and crosses several departments in addition to Paris: Val-de-Marne, Seine-Saint-Denis and Seine-et-Marne.
Departing from Gare Saint-Lazare, the RER E has two other stations in Paris, Magenta (where Gare du Nord is located) and Rosa-Parks in the capital's 19th arrondissement . It then runs to the suburbs, serving the Rosny 2 regional shopping center at Rosny-Sous-Boisin Seine-Saint-Denis. In terms of connections, the RER E is linked to several metro lines. On the Paris section, the RER E connects with metro lines 2, 3, 4, 5, 7, 9, 12, 13 and 14 , as well as RER lines A, B and D.
So what's the currenttraffic situation on the RER E public transport network in the Paris region? To help you plan your journeys, we're sharing with you real-time information on current and future disruptions on this train line.
- RER E: Nanterre – Villiers / Tournan from November 24 to December 19:
Period: Weeknights starting from 8:55 PM
Dates: Monday, November 24 through Friday, December 19
Train services are suspended between Nanterre-la-Folie and Villiers-sur-Marne, as well as between Nanterre-la-Folie and Tournan.
The last NATU train from Tournan to Nanterre-la-Folie departs at 8:53 PM.
The last NOVY train from Villiers-sur-Marne to Nanterre-la-Folie leaves at 9:34 PM.
The last TANU train from Nanterre-la-Folie to Tournan departs at 8:34 PM. Please note: from Tuesday, December 16 to Thursday, December 18, this train will have Gretz-Armainvilliers as its terminus. The final train departing Tournan is at 8:04 PM.
The last VONY train from Nanterre-la-Folie to Villiers-sur-Marne leaves at 8:41 PM.
A replacement bus service is in operation:
- From Paris, take the RER A to Noisy-le-Grand Mont d’Est, where buses to Tournan depart;
- From Paris, take the Metro Line 11 to Rosny-Bois-Perrier, from which buses connect all stations to Villiers-sur-Marne (towards Noisy-le-Grand Mont d’Est RER A);
- From Tournan to Nogent-le-Perreux for Paris, take a bus to Val-de-Fontenay, then catch the RER A into the city;
- From Villiers-sur-Marne to Rosny-sous-Bois, take a bus to Rosny-Bois-Perrier, then use Metro Line 11 to reach Paris;
- The last two buses departing Tournan head to Gare de l'Est;
- Buses also run between Rosny-Bois-Perrier and Noisy-le-Grand Mont d’Est RER A, as well as from Tournan to Rosny-Bois-Perrier.
Please note: starting Thursday, November 6, 2025, the replacement bus stops will be permanently relocated to 19 Avenue du Bois Saint-Martin. A signage in the station will guide pedestrians to these new stops.
Reason: railway network maintenance. - RER E: some service disruptions scheduled for Saturday, December 13, and Sunday, December 14:
Period: Saturday, December 13 to Sunday, December 14, 2025
Travel is expected to be slightly disrupted along the Nanterre-La Folie <==> Chelles Gournay route. Some cancellations may occur.
Reason: staffing shortages causing operational difficulties - RER E: Some service disruptions expected on Saturday the 13th and Sunday the 14th of December:
Period: Saturday, December 13 and Sunday, December 14, 2025
Traffic is slightly disrupted along the Nanterre-La-Folie <=> Chelles Gournay corridor. Some train cancellations are expected.
Reason: Staffing shortages causing operational difficulties. - RER E: Nanterre - Chelles December 15-19:
Period: from 10:45 p.m.
Dates: Monday, December 15 to Friday, December 19
Traffic is interrupted between Nanterre-la-Folie and Chelles Gournay.
The last NOCY train from Chelles Gournay to Nanterre-la-Folie is at 10:33 p.m.
The last CONY train from Nanterre-la-Folie to Chelles Gournay is at 10:49 p.m.
A replacement bus service is available, stopping at intermediate stations:
- From Chelles Gournay to Paris Gare de l'Est,
- From Paris, take metro line 5 to Bobigny Pablo Picasso, where buses depart for Chelles Gournay.
Reason: work on the rail network. - RER E: Nanterre - Tournan, December 16–18:
Dates: Tuesday, December 16 to Thursday, December 18
The final TANU train will, for this period, have Gretz-Armainvilliers as its terminus:
- Departing from Nanterre-la-Folie at 8:34 p.m.
- Arriving at Gretz-Armainvilliers at 9:32 p.m.
For Tournan, passengers are required to take the following:
- Departing from Nanterre-la-Folie at 8:04 p.m.
- Arriving at Tournan at 9:06 p.m.
Reason: railway network maintenance works. - RER E: Tournan - Gretz-Armainvilliers, December 17-19:
Dates: Wednesday, December 17 to Friday, December 19
The first NATU train at 4:53 AM has been delayed, departing instead at 4:58 AM from Gretz-Armainvilliers station.
Next scheduled train:
- 5:23 AM NATU departing from Tournan.
Cause: Railway network maintenance work. - RER E Pantin - Les Boullereaux 01/05:
Date: Monday, January 5th
The VONY train scheduled for 5:48 a.m. from Pantin station departs two minutes early, arriving at its final destination in Villiers-sur-Marne.
Reason: railway network maintenance. - RER E: Nanterre – Villiers / Tournan January 5 - February 13:
Period: weekdays from 7:40 p.m.
Dates: Monday, January 5 to Friday, February 13
From 7:40 p.m., service is modified between Nanterre-la-Folie and Villiers-sur-Marne and between Nanterre-la-Folie and Tournan:
- The VONY train, departing at 7:41 p.m. from Nanterre-la-Folie to Villiers-sur-Marne, is withdrawn from service;
- The TANU train, departing at 8:04 p.m. from Nanterre-la-Folie to Tournan, is brought forward to 7:41 p.m. and becomes the TONU local train;
- Schedules are subject to change on a daily basis.
From 8:30 p.m., service is suspended between Nogent-le-Perreux and Tournan, and fewer trains are running between Nanterre-la-Folie and Nogent-le-Perreux:
- The last train departing from Villiers-sur-Marne for Nanterre-la-Folie is at 8:19 p.m.;
- The last train departing from Tournan for Nanterre-la-Folie is at 8:23 p.m.;
- The last train departing from Nanterre-la-Folie for Villiers-sur-Marne and Tournan is at 7:41 p.m.
From 10:30 p.m., service is completely suspended between Nanterre-la-Folie and Villiers-sur-Marne / Tournan:
- The last train departing from Nogent-le-Perreux for Nanterre-la-Folie is at 10:26 p.m.;
- The last train from Nanterre-la-Folie to Nogent-le-Perreux is at 10:10 p.m.
A replacement bus service is being provided, serving the intermediate stations:
- From Nogent-le-Perreux to Roissy-en-Brie and Tournan;
- From Villiers-sur-Marne to Nogent-le-Perreux;
- Between Rosny-Bois-Perrier (Metro 11) and Noisy-le-Grand Mont-d'Est (RER A);
- From Noisy-le-Grand Mont-d'Est (RER A) to Tournan;
- From Tournan to Rosny-Bois-Perrier (Metro 11) and Val-de-Fontenay (RER A);
Reason: work on the rail network (major night-time work in progress: preparatory work for the replacement of high-performance track and ballast, Grand Paris at Nanterre-la-Folie, Rosny-Bois-Perrier and Nogent-le-Perreux, specific EOLE work, accessibility and modernization of Rosny-Bois-Perrier station). - RER E: Nanterre - Chelles 5 - January 30:
Period: Monday to Sunday from 10:45 p.m.
Dates: Monday, January 5 to Friday, January 30
Traffic is interrupted between Nanterre-la-Folie and Chelles Gournay.
The last NOCY train from Chelles Gournay to Nanterre-la-Folie is at 10:33 p.m.
The last CONY train from Nanterre-la-Folie to Chelles Gournay is at 10:49 p.m.
A replacement bus service is in place:
- From Chelles Gournay to Paris Gare de l'Est,
- From Paris, take metro line 5 to Bobigny Pablo Picasso, where buses depart for Chelles Gournay.
Reason: work on the rail network (specific work on EOLE, Grand Paris Express Bondy and Chelles Gournay, maintenance of electrical installations and mechanical signaling). - RER E: Villiers - Les Boullereaux from January 6 to February 28:
Schedule: Tuesday to Saturday until 5:30 AM
Dates: from Tuesday, January 6th to Saturday, February 28th
The NOVY trains, initially scheduled to depart Villiers-sur-Marne at 5:04 AM and 5:20 AM heading to Nanterre-la-Folie, will now depart from Nogent-le-Perreux station.
5:16 AM NATU is the first train servicing Villiers-sur-Marne.
5:19 AM NATU is the first train exceptionally serving Les Boullereaux.
5:34 AM NOVY is the first train departing from Villiers-sur-Marne, covering all stations.
Reason: Extended overnight railway infrastructure work.
- RER E: Gretz-Armainvilliers - Roissy-en-Brie January 6-9:
Dates: Tuesday, January 6 to Friday, January 9 The NUTU train, departing at 7:45 a.m. from Gretz-Armainvilliers, will be advanced by one minute to Roissy-en-Brie.
Reason: work on the rail network. - RER E: Nanterre–Villiers / Tournan (January 10 – March 21)
Period: Starting from 10:30 PM
Dates: Saturdays, January 10, 17, and 24, as well as Saturday, March 21
Train services are suspended between Nanterre-la-Folie and Villiers-sur-Marne, as well as between Nanterre-la-Folie and Tournan.
The last NATU train from Tournan to Nanterre-la-Folie departs at 9:53 PM.
The last NOVY train from Villiers-sur-Marne to Nanterre-la-Folie leaves at 10:19 PM.
The final TONU train from Nanterre-la-Folie to Tournan is at 10:26 PM.
The last VONY train from Nanterre-la-Folie to Villiers-sur-Marne departs at 10:41 PM.
A substitute bus service is organized as follows:
- From Paris, take the RER A to Noisy-le-Grand Mont-d'Est, where buses to Tournan depart;
- From Paris, reach Rosny-Bois-Perrier via Metro Line 11, where buses serve all stations to Villiers-sur-Marne (heading towards Noisy-le-Grand Mont-d'Est on RER A);
- From Tournan to Nogent-le-Perreux for Paris, take a bus to Val-de-Fontenay, then board the RER A to reach Paris;
- From Villiers-sur-Marne to Rosny-sous-Bois, take a bus to Rosny-Bois-Perrier, then catch Metro Line 11 into Paris;
- The last two buses departing from Tournan are headed to Gare de l'Est;
- Buses are also running between Rosny-Bois-Perrier and Noisy-le-Grand Mont-d'Est on RER A.
Reason: Railway network maintenance (including both scheduled and preventive track work between Paris and Noisy-le-Sec / Nogent-le-Perreux, and between Nogent-le-Perreux and Villiers-sur-Marne / Gretz-Armainvilliers, as well as the CDG Express). - RER E: Nanterre – Villiers / Tournan, from January 11 to March 22:
Period: Sundays starting at 10:30 pm
Dates: from Sunday, January 11 to Sunday, February 22, and from Sunday, March 8 to Sunday, March 22
Train traffic will be suspended between Nanterre-la-Folie and Villiers-sur-Marne, as well as between Nanterre-la-Folie and Tournan.
The last NATU train from Tournan to Nanterre-la-Folie departs at 9:53 pm.
The last NOVY train from Villiers-sur-Marne to Nanterre-la-Folie leaves at 10:19 pm.
The final TONU train from Nanterre-la-Folie to Tournan, an express service, departs at 10:26 pm.
The last VONY train from Nanterre-la-Folie toward Villiers-sur-Marne departs at 10:11 pm.
A replacement bus service is in place:
- From Paris, reach Noisy-le-Grand Mont d’Est via RER A, where buses to Tournan depart;
- From Paris, take metro line 11 to Rosny-Bois-Perrier, from where buses serve all stations up to Villiers-sur-Marne (towards Noisy-le-Grand Mont d’Est RER A);
- From Tournan to Nogent-le-Perreux heading to Paris, transfer at Val-de-Fontenay by bus, then take RER A into the city;
- From Villiers-sur-Marne to Rosny-sous-Bois, take a bus to Rosny-Bois-Perrier, then line 11 metro into Paris;
- The last two buses departing Tournan have Gare de l’Est as their destination;
- Buses also run between Rosny-Bois-Perrier and Noisy-le-Grand Mont d’Est RER A.
Reason: maintenance work on the railway network (track maintenance and preventive maintenance between Paris and Noisy-le-Sec / Nogent-le-Perreux, and between Nogent-le-Perreux and Villiers-sur-Marne / Gretz-Armainvilliers, CDG Express).
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