How to get from Saint-Germain-Les-Arpajon to Chatou by RER and bus?

From Saint-Germain-Les-Arpajon to Chatou by RER and bus

To get from Saint-Germain-Les-Arpajon to Chatou in Paris, you’ll need to take 2 RER lines and one bus line: take the C RER from Brétigny station to Saint-Michel Notre-Dame station. Next, you’ll have to switch to the A RER and finally take the B bus from Gare de Rueil-Malmaison station to Renoir station. The total trip duration for this route is approximately 120 min. The RER and bus schedule from Saint-Germain-Les-Arpajon may change. We recommend you check the updated RER and bus schedule to Chatou on the Moovit app.

120min
Walk to RER stationRER - C
RER - C
RER - A
RER - A
Bus - BB
Leaves from Brétigny

Step by Step

  • 1
    Walk to RER station
    Walk to RER station
    Brétigny
    1.99 km • 26 min
  • 2
    RER - C
    Wait for RER
    C
    Musée D'Orsay
  • 3
    Ride to RER station
    Ride to RER station
    Saint-Michel Notre-Dame
    36 min
  • 4
    Walk to RER station
    Walk to RER station
    Châtelet Les Halles
    660 m • 9 min
  • 5
    RER - A
    Wait for RER
    A
    Saint-Germain-En-Laye
  • 6
    Ride to RER station
    Ride to RER station
    Rueil-Malmaison
    19 min
  • 7
    Walk to bus station
    Walk to bus station
    Gare de Rueil-Malmaison
    90 m • 2 min
  • 8
    Bus - BB
    Wait for bus
    B
    Gare de Sartrouville
  • 9
    Ride to bus station Renoir
    Ride to bus station
    Renoir
    12 min
*Duration based on 8am traffic

Alternative route from Saint-Germain-Les-Arpajon to Chatou by RER and bus via C, A and A

To get from Saint-Germain-Les-Arpajon to Chatou in Paris, you’ll need to take 2 RER lines and one bus line: take the C RER from Brétigny station to Gare D'Austerlitz 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 2 hr 2 min. The RER and bus schedule from Saint-Germain-Les-Arpajon may change. We recommend you check the updated RER and bus schedule to Chatou on the Moovit app.

122min
Walk to RER stationRER - C
RER - C
RER - A
RER - A
Bus - AA
Leaves from Brétigny

Step by Step

  • 1
    Walk to RER station
    Walk to RER station
    Brétigny
    1.99 km • 26 min
  • 2
    RER - C
    Wait for RER
    C
    Musée D'Orsay
  • 3
    Ride to RER station
    Ride to RER station
    Gare D'Austerlitz
    32 min
  • 4
    Walk to RER station
    Walk to RER station
    Gare de Lyon
    720 m • 9 min
  • 5
    RER - A
    Wait for RER
    A
    Poissy
  • 6
    Ride to RER station
    Ride to RER station
    Houilles - Carrières-Sur-Seine
    22 min
  • 7
    Walk to bus station
    Walk to bus station
    Gare de Houilles - Carrières-Sur-Seine
    60 m • 1 min
  • 8
    Bus - AA
    Wait for bus
    A
    Gare du Vésinet - Le Pecq
  • 9
    Ride to bus station Renoir
    Ride to bus station
    Renoir
    12 min
*Duration based on 8am traffic
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Public transit directions from Saint-Germain-Les-Arpajon to Chatou

The distance between Saint-Germain-Les-Arpajon, Paris and Chatou, Paris is approximately 54.17 km, which can typically be travelled in 120 min. Moovit will show you the directions from Saint-Germain-Les-Arpajon 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 Saint-Germain-Les-Arpajon to Chatou

To check the RER and bus schedule from Saint-Germain-Les-Arpajon to Chatou using the Moovit app, first download and open the app on your smartphone. Enter your starting point (Saint-Germain-Les-Arpajon) 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 Saint-Germain-Les-Arpajon to Chatou by RER and bus via C, A and A

To get from Saint-Germain-Les-Arpajon to Chatou in Paris, you’ll need to take 2 RER lines and one bus line: take the C RER from Brétigny station to Gare D'Austerlitz 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 2 hr 2 min. The RER and bus schedule from Saint-Germain-Les-Arpajon may change. We recommend you check the updated RER and bus schedule to Chatou on the Moovit app.

122min
Walk to RER stationRER - C
RER - C
RER - A
RER - A
Bus - AA
Leaves from Brétigny

Step by Step

  • 1
    Walk to RER station
    Walk to RER station
    Brétigny
    1.99 km • 26 min
  • 2
    RER - C
    Wait for RER
    C
    Musée D'Orsay
  • 3
    Ride to RER station
    Ride to RER station
    Gare D'Austerlitz
    32 min
  • 4
    Walk to RER station
    Walk to RER station
    Gare de Lyon
    720 m • 9 min
  • 5
    RER - A
    Wait for RER
    A
    Poissy
  • 6
    Ride to RER station
    Ride to RER station
    Houilles - Carrières-Sur-Seine
    22 min
  • 7
    Walk to bus station
    Walk to bus station
    Gare de Houilles - Carrières-Sur-Seine
    60 m • 1 min
  • 8
    Bus - AA
    Wait for bus
    A
    Gare du Vésinet - Le Pecq
  • 9
    Ride to bus station Renoir
    Ride to bus station
    Renoir
    12 min
*Duration based on 8am traffic

Questions & Answers

  • What is the fastest way to get from Saint-Germain-Les-Arpajon to Chatou?

    The fastest way takes 120 minutes, using RER line C, RER line A, Bus line B.

  • What is the alternative route to get from Saint-Germain-Les-Arpajon to Chatou?

    The alternative route takes 122 minutes, using RER line C, RER line A, Bus line A.

  • Is there a direct RER between Saint-Germain-Les-Arpajon and Chatou in Paris?

    No, you’ll have to take 2 RER lines and one bus line in total. The total travelling time is 120 min.

  • Which RER line goes from Saint-Germain-Les-Arpajon to Chatou in Paris?

    The C RER line goes from Brétigny station near Saint-Germain-Les-Arpajon to Musée D'Orsay station. From there you’ll have to take one RER line and one bus line till Musée D'Orsay station near Chatou in Paris.

  • How long does it take to travel from Saint-Germain-Les-Arpajon to Chatou in Paris by RER and bus?

    The total travel time between Saint-Germain-Les-Arpajon and Chatou in Paris by RER and bus is about 120 min.

  • Where do I get on the RER near Saint-Germain-Les-Arpajon to get to Chatou in Paris?

    Get on the C RER from the Brétigny station near Saint-Germain-Les-Arpajon in Paris.

  • Where do I get off the RER when travelling between Saint-Germain-Les-Arpajon and Chatou in Paris?

    Get off the RER at the Musée D'Orsay stop, which is closest to Chatou in Paris.

Popular Routes