How to get from Rosny-Sous-Bois to Chatou by RER?

From Rosny-Sous-Bois to Chatou by RER

To get from Rosny-Sous-Bois to Chatou in Chatou, take the E RER from Rosny-Sous-Bois station to La Défense (Grande Arche) station. Next, take the A RER from La Défense (Grande Arche) station to Chatou - Croissy station. The total trip duration for this route is approximately 52 min. The RER schedule from Rosny-Sous-Bois may change. We recommend you check the updated RER schedule to Chatou on the Moovit app.

52min
RER - E
RER - E
RER - A
RER - A
Walk to Chatou
Leaves from Rosny-Sous-Bois

Step by Step

  • 1
    Start from RER station
    Start from RER station
    Rosny-Sous-Bois
  • 2
    RER - E
    Wait for RER
    E
    Nanterre-La-Folie
  • 3
    Ride to RER station
    Ride to RER station
    La Défense (Grande Arche)
    28 min
  • 4
    RER - A
    Wait for RER
    A
    Saint-Germain-En-Laye
  • 5
    Ride to RER station
    Ride to RER station
    Chatou - Croissy
    11 min
  • 6
    Walk to Chatou
    Walk to
    Chatou
    610 m • 8 min
*Duration based on 8am traffic

From Rosny-Sous-Bois to Chatou by RER, bus and metro

To get from Rosny-Sous-Bois to Chatou you’ll need to take one bus line, one metro line and one RER line: take the 121 bus from Église de Rosny-Sous-Bois station to Mairie de Montreuil station. Next, you’ll have to switch to the 9 metro and finally take the A RER from Nation station to Chatou - Croissy station. The total trip duration for this route is approximately 1 hr 21 min. The RER schedule from Rosny-Sous-Bois may change. We recommend you check the updated RER schedule to Chatou on the Moovit app.

81min
Walk to bus stationBus - 121
Bus - 121
Metro - 9
Metro - 9
RER - A
RER - A
Walk to Chatou
Leaves from Église de Rosny-Sous-Bois

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Église de Rosny-Sous-Bois
    500 m • 7 min
  • 2
    Bus - 121
    Wait for bus
    121
    Mairie de Montreuil
  • 3
    Ride to bus station
    Ride to bus station
    Mairie de Montreuil
    13 min
  • 4
    Walk to metro station
    Walk to metro station
    Mairie de Montreuil
    90 m • 2 min
  • 5
    Metro - 9
    Wait for metro
    9
    Pont de Sèvres
  • 6
    Ride to metro station
    Ride to metro station
    Nation
    9 min
  • 7
    RER - A
    Wait for RER
    A
    Saint-Germain-En-Laye
  • 8
    Ride to RER station
    Ride to RER station
    Chatou - Croissy
    27 min
  • 9
    Walk to Chatou
    Walk to
    Chatou
    610 m • 8 min
*Duration based on 8am traffic
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Public transit directions from Rosny-Sous-Bois to Chatou

The distance between Rosny-Sous-Bois and Chatou is approximately 29.74 km, which can typically be travelled in 52 min. Moovit will show you the directions from Rosny-Sous-Bois to Chatou by RER, so no matter how you choose to travel in Chatou – you will always have plenty of easy options.

RER schedule from Rosny-Sous-Bois to Chatou

To check the RER schedule from Rosny-Sous-Bois to Chatou using the Moovit app, first download and open the app on your smartphone. Enter your starting point (Rosny-Sous-Bois) and destination (Chatou), then select the desired date and time of travel. Moovit will show all available RER routes, estimated travel times, and any required transfers. You can view detailed departure and arrival times for each RER, as well as real-time updates for delays or changes. Use this information to plan your trip and stay up to date with the latest RER schedules.

Related Routes

From Rosny-Sous-Bois to Chatou by RER, bus and metro

To get from Rosny-Sous-Bois to Chatou you’ll need to take one bus line, one metro line and one RER line: take the 121 bus from Église de Rosny-Sous-Bois station to Mairie de Montreuil station. Next, you’ll have to switch to the 9 metro and finally take the A RER from Nation station to Chatou - Croissy station. The total trip duration for this route is approximately 1 hr 21 min. The RER schedule from Rosny-Sous-Bois may change. We recommend you check the updated RER schedule to Chatou on the Moovit app.

81min
Walk to bus stationBus - 121
Bus - 121
Metro - 9
Metro - 9
RER - A
RER - A
Walk to Chatou
Leaves from Église de Rosny-Sous-Bois

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Église de Rosny-Sous-Bois
    500 m • 7 min
  • 2
    Bus - 121
    Wait for bus
    121
    Mairie de Montreuil
  • 3
    Ride to bus station
    Ride to bus station
    Mairie de Montreuil
    13 min
  • 4
    Walk to metro station
    Walk to metro station
    Mairie de Montreuil
    90 m • 2 min
  • 5
    Metro - 9
    Wait for metro
    9
    Pont de Sèvres
  • 6
    Ride to metro station
    Ride to metro station
    Nation
    9 min
  • 7
    RER - A
    Wait for RER
    A
    Saint-Germain-En-Laye
  • 8
    Ride to RER station
    Ride to RER station
    Chatou - Croissy
    27 min
  • 9
    Walk to Chatou
    Walk to
    Chatou
    610 m • 8 min
*Duration based on 8am traffic

Questions & Answers

  • What is the fastest way to get from Rosny-Sous-Bois to Chatou?

    The fastest way takes 52 minutes, using RER line E, RER line A.

  • What is the alternative route to get from Rosny-Sous-Bois to Chatou?

    The alternative route takes 81 minutes, using Bus line 121, Metro line 9, RER line A.

  • Is there a direct RER between Rosny-Sous-Bois and Chatou?

    No, you’ll have to take 2 RER lines in total. The total travelling time is 52 min.

  • Which RER line goes from Rosny-Sous-Bois to Chatou?

    The E RER line goes from Nanterre-La-Folie station near Rosny-Sous-Bois in Rosny-Sous-Bois to La Défense (Grande Arche) station. From there you’ll have to take one RER line till La Défense (Grande Arche) station near Chatou.

  • How long does it take to travel from Rosny-Sous-Bois to Chatou by RER?

    The total travel time between Rosny-Sous-Bois and Chatou by RER is about 52 min.

  • Where do I get on the RER near Rosny-Sous-Bois to get to Chatou?

    Get on the E RER from the Nanterre-La-Folie station near Rosny-Sous-Bois in Rosny-Sous-Bois.

  • Where do I get off the RER when travelling between Rosny-Sous-Bois and Chatou?

    Get off the RER at the La Défense (Grande Arche) station, which is closest to Chatou.

  • When is the last RER from Rosny-Sous-Bois to Chatou?

    The last RER from Rosny-Sous-Bois in Rosny-Sous-Bois to Chatou in Chatou is the RER A line. It leaves the Val de Fontenay station at 1:48 AM.

Popular Routes