How to get from Cachan to Chatou by RER and bus?

From Cachan to Chatou by RER and bus

To get from Cachan to Chatou in Paris, you’ll need to take 2 RER lines and one bus line: take the B RER from Arcueil - Cachan station to Châtelet Les Halles station. Next, you’ll have to switch to the A RER and finally take the A bus from Gare de Houilles - Carrières-Sur-Seine station to Renoir station. The total trip duration for this route is approximately 1 hr 11 min. The RER and bus schedule from Cachan may change. We recommend you check the updated RER and bus schedule to Chatou on the Moovit app.

71min
Walk to RER stationRER - B
RER - B
RER - A
RER - A
Bus - AA
Leaves from Arcueil - Cachan

Step by Step

  • 1
    Walk to RER station
    Walk to RER station
    Arcueil - Cachan
    20 m • 1 min
  • 2
    RER - B
    Wait for RER
    B
    Aéroport Charles de Gaulle 2 (Terminal 2)
  • 3
    Ride to RER station
    Ride to RER station
    Châtelet Les Halles
    16 min
  • 4
    RER - A
    Wait for RER
    A
    Poissy
  • 5
    Ride to RER station
    Ride to RER station
    Houilles - Carrières-Sur-Seine
    18 min
  • 6
    Walk to bus station
    Walk to bus station
    Gare de Houilles - Carrières-Sur-Seine
    60 m • 1 min
  • 7
    Bus - AA
    Wait for bus
    A
    Gare du Vésinet - Le Pecq
  • 8
    Ride to bus station Renoir
    Ride to bus station
    Renoir
    12 min
*Duration based on 8am traffic

Alternative route from Cachan to Chatou by RER and bus via 57, A and T

To get from Cachan to Chatou in Paris, you’ll need to take 2 bus lines and one RER line: take the 57 bus from Laplace RER station to Gare de Lyon - Van Gogh station. Next, you’ll have to switch to the A RER and finally take the T bus from Gare de Chatou - Croissy station to Renoir station. The total trip duration for this route is approximately 1 hr 49 min. The RER and bus schedule from Cachan may change. We recommend you check the updated RER and bus schedule to Chatou on the Moovit app.

109min
Walk to bus stationBus - 57
Bus - 57
RER - A
RER - A
Bus - TT
Leaves from Laplace RER

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Laplace RER
    1.5 km • 20 min
  • 2
    Bus - 57
    Wait for bus
    57
    Porte de Bagnolet - Louis Ganne
  • 3
    Ride to bus station
    Ride to bus station
    Gare de Lyon - Van Gogh
    27 min
  • 4
    Walk to RER station
    Walk to RER station
    Gare de Lyon
    60 m • 1 min
  • 5
    RER - A
    Wait for RER
    A
    Saint-Germain-En-Laye
  • 6
    Ride to RER station
    Ride to RER station
    Chatou - Croissy
    25 min
  • 7
    Walk to bus station
    Walk to bus station
    Gare de Chatou - Croissy
    60 m • 1 min
  • 8
    Bus - TT
    Wait for bus
    T
    Place du Docteur Roux
  • 9
    Ride to bus station Renoir
    Ride to bus station
    Renoir
    16 min
*Duration based on 8am traffic
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Public transit directions from Cachan to Chatou

The distance between Cachan, Paris and Chatou, Paris is approximately 26.45 km, which can typically be travelled in 71 min. Moovit will show you the directions from Cachan to Chatou by RER and bus, so no matter how you choose to travel in Paris – you will always have plenty of easy options.

RER And Bus schedule from Cachan to Chatou

To check the RER and bus schedule from Cachan to Chatou using the Moovit app, first download and open the app on your smartphone. Enter your starting point (Cachan) and destination (Chatou), then select the desired date and time of travel. Moovit will show all available RER and bus routes, estimated travel times, and any required transfers. You can view detailed departure and arrival times for each RER and bus, 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 and bus schedules.

Related Routes

Alternative route from Cachan to Chatou by RER and bus via 57, A and T

To get from Cachan to Chatou in Paris, you’ll need to take 2 bus lines and one RER line: take the 57 bus from Laplace RER station to Gare de Lyon - Van Gogh station. Next, you’ll have to switch to the A RER and finally take the T bus from Gare de Chatou - Croissy station to Renoir station. The total trip duration for this route is approximately 1 hr 49 min. The RER and bus schedule from Cachan may change. We recommend you check the updated RER and bus schedule to Chatou on the Moovit app.

109min
Walk to bus stationBus - 57
Bus - 57
RER - A
RER - A
Bus - TT
Leaves from Laplace RER

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Laplace RER
    1.5 km • 20 min
  • 2
    Bus - 57
    Wait for bus
    57
    Porte de Bagnolet - Louis Ganne
  • 3
    Ride to bus station
    Ride to bus station
    Gare de Lyon - Van Gogh
    27 min
  • 4
    Walk to RER station
    Walk to RER station
    Gare de Lyon
    60 m • 1 min
  • 5
    RER - A
    Wait for RER
    A
    Saint-Germain-En-Laye
  • 6
    Ride to RER station
    Ride to RER station
    Chatou - Croissy
    25 min
  • 7
    Walk to bus station
    Walk to bus station
    Gare de Chatou - Croissy
    60 m • 1 min
  • 8
    Bus - TT
    Wait for bus
    T
    Place du Docteur Roux
  • 9
    Ride to bus station Renoir
    Ride to bus station
    Renoir
    16 min
*Duration based on 8am traffic

Questions & Answers

  • What is the fastest way to get from Cachan to Chatou?

    The fastest way takes 71 minutes, using RER line B, RER line A, Bus line A.

  • What is the alternative route to get from Cachan to Chatou?

    The alternative route takes 109 minutes, using Bus line 57, RER line A, Bus line T.

  • Is there a direct RER between Cachan and Chatou in Paris?

    No, you’ll have to take 2 RER lines and one bus line in total. The total travelling time is 1 hr 11 min.

  • Which RER line goes from Cachan to Chatou in Paris?

    The B RER line goes from Arcueil - Cachan station near Cachan to Aéroport Charles de Gaulle 2 (Terminal 2) station. From there you’ll have to take one RER line and one bus line till Aéroport Charles de Gaulle 2 (Terminal 2) station near Chatou in Paris.

  • How long does it take to travel from Cachan to Chatou in Paris by RER and bus?

    The total travel time between Cachan and Chatou in Paris by RER and bus is about 1 hr 11 min.

  • Where do I get on the RER near Cachan to get to Chatou in Paris?

    Get on the B RER from the Arcueil - Cachan station near Cachan in Paris.

  • Where do I get off the RER when travelling between Cachan and Chatou in Paris?

    Get off the RER at the Aéroport Charles de Gaulle 2 (Terminal 2) stop, which is closest to Chatou in Paris.

Popular Routes