Line RER RER_A
To know the current and future disruptions on your line, consult the traffic information
Map, timetables, news and ideas for outings: find out all the information about your line.
Map of the RER A line
Copyright - RATP-Transilien SNCF pour Île-de-France MobilitésAll stations on the line are accessible to PRMs except Achères Grand Cormier.
Cergy le Haut - Boissy Saint Léger branch
- Cergy le Haut (connection : line L)
- Cergy Saint-Christophe (connection: line L)
- Cergy Préfecture (connection : line L)
- Neuville Université (connection: line L)
- Conflans Fin d'Oise (connections: lines J and L)
- Achères Ville (connection : line L)
- Maisons Laffitte (connection : line L)
- Sartrouville (connection : line L)
- Houilles Carrières sur Seine (connections : lines J & L)
- Nanterre Préfecture
- La Défense Grande Arche (connections: lines L and U, metro 1, tramway T2)
- Charles de Gaulle - Étoile (connections: metro lines 1, 2 and 6)
- Auber (connections: RER E, metro lines 3, 7, 8, 9, Roissybus)
- Châtelet - Les Halles (connections: RER B for CDG and Orly airports, RER D, metro lines 1, 4, 7, 11, 14)
- Paris-Gare de Lyon (connections: RER D, line R, metro lines 1 and 14, TGV, TER)
- Nation (connections: metro lines 1, 2, 6 and 9)
- Vincennes
- Fontenay sous Bois
- Nogent sur Marne
- Joinville le Pont
- Saint-Maur - Créteil (connection: TVM bus)
- Le Parc de Saint-Maur
- Champigny
- La Varenne Chennevières
- Sucy Bonneuil (connection : bus 393)
- Boissy Saint Léger
Poissy - Maisons Laffitte branch
- Poissy
- Achères Grand Cormier (station not accessible to PRM)
- Maisons Laffitte (connection : line L)
Saint Germain en Laye - Marne la Vallée Chessy branch
- Saint Germain en Laye
- Le Vésinet - Le Pecq
- Le Vésinet - Centre
- Chatou-Croissy
- Rueil Malmaison
- Nanterre Ville
- Nanterre Université (connection: line L)
- Nanterre Préfecture
- La Défense Grande Arche (connections: lines L and U, metro 1, tramway T2)
- Charles de Gaulle - Étoile (connections: metro lines 1, 2 and 6)
- Auber (connections: RER E, metro lines 3, 7, 8, 9, Roissybus)
- Châtelet - Les Halles (connections: RER B for CDG and Orly airports, RER D, metro lines 1, 4, 7, 11, 14)
- Paris-Gare de Lyon (connections: RER D, line R, metro lines 1 and 14, TGV, TER)
- Nation (connections: metro lines 1, 2, 6 and 9)
- Vincennes
- Val de Fontenay (connection: RER E)
- Neuilly Plaisance
- Bry sur Marne
- Noisy le Grand Mont d'Est
- Noisy Champs
- Noisiel
- Lognes
- Torcy
- Bussy Saint-Georges
- Serris-Montévrain - Val d'Europe
- Marne la Vallée Chessy - Parc Disneyland (connection: TGV)
RATP, Transilien SNCF and Île-de-France Mobilités logos.
Find a Transilien station
Find the timetables, services and equipment available at the Transilien RER A stations.
Leave now
All your trains leaving within the hour from your station in real time.
Personalized timetables
The "Choose your destination" box updates according to your departure station.
Can't find your arrival station in the drop-down list? Then it is not served: check the service status below to find out the reason.
Planned works on the line
Choose your travel day and find all the works on the line RER A.
Is there any work going on on your route ? Prepare your trip !
Traffic information for your line, with you 7 days a week from 6am to 10pm (10am to 10pm on weekends and public holidays). An SNCF service for Île-de-France Mobilités.
Latest blog posts
(In French)
Comment fonctionne la double exploitation RATP/SNCF sur le RER A ?
(New window)Publié le 10/04/2025 à 08h54On le sait, le RER A transporte des millions de voyageurs chaque jour. Ce que l’on sait un peu moins, c’est ...Comment agir face à une situation à risque ?
(New window)Publié le 02/04/2025 à 14h47Lorsqu’une agression ou un harcèlement se déroule devant nos yeux, il peut être difficile de savoir comment ...Où trouver des toilettes dans les gares du RER A ? Le guide pratique pour voyager sereinement
(New window)Publié le 28/03/2025 à 13h25Pour vous éviter de rechercher désespérément des toilettes en gare, voici un guide complet des sanitaires ...
Did You Know?
Did You Know?
The RER A is operated jointly by Transilien SNCF between Cergy-le-Haut / Poissy and Houilles Carrières-sur-Seine and by RATP on the rest of the line.
Tourism on line A
Discover the tourist sites to visit on line A.
