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

Chatou to Grigny - Bus Schedule

The 6404 bus from Chatou to Grigny runs from 00:31 to 00:01, with departures every 5 min-3 hr 45 min. The trip takes about 1 hr 58 min, with regular service throughout the operating hours.

From Chatou to Grigny by RER and bus

To get from Chatou to Grigny in Paris, you’ll need to take one bus line and 2 RER lines: take the 6404 bus from Renoir station to Gare de Houilles - Carrières-Sur-Seine station. Next, you’ll have to switch to the A RER and finally take the D RER from Gare de Lyon station to Grigny Centre station. The total trip duration for this route is approximately 1 hr 58 min. The RER and bus schedule from Chatou may change. We recommend you check the updated RER and bus schedule to Grigny on the Moovit app.

118min
Walk to bus station
Bus - 64046404
RER - A
RER - A
RER - D
RER - D
Walk to Grigny
Leaves from Renoir

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Renoir
    10 m • 1 min
  • 2
    Bus - 64046404
    Wait for bus
    6404
    Gare de Houilles - Carrières-Sur-Seine
  • 3
    Ride to bus station
    Ride to bus station
    Gare de Houilles - Carrières-Sur-Seine
    14 min
  • 4
    Walk to RER station
    Walk to RER station
    Houilles - Carrières-Sur-Seine
    40 m • 1 min
  • 5
    RER - A
    Wait for RER
    A
    Marne-La-Vallée - Chessy
  • 6
    Ride to RER station
    Ride to RER station
    Gare de Lyon
    22 min
  • 7
    RER - D
    Wait for RER
    D
    Corbeil-Essonnes
  • 8
    Ride to RER station
    Ride to RER station
    Grigny Centre
    33 min
  • 9
    Walk to Grigny
    Walk to
    Grigny
    1.34 km • 17 min
*Duration based on 8am traffic
The Most Popular Urban Mobility App in Paris.
All local mobility options in one app

Public transit directions from Chatou to Grigny

The distance between Chatou, Paris and Grigny, Paris is approximately 48.7 km, which can typically be travelled in 118 min. Moovit will show you the directions from Chatou to Grigny 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 Chatou to Grigny

To check the RER and bus schedule from Chatou to Grigny using the Moovit app, first download and open the app on your smartphone. Enter your starting point (Chatou) and destination (Grigny), 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

Questions & Answers

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

    The fastest way takes 118 minutes, using Bus line 6404, RER line A, RER line D.

  • Is there a direct bus between Chatou and Grigny in Paris?

    No, you’ll have to take one bus line and 2 RER lines in total. The total travelling time is 1 hr 58 min.

  • Which bus line goes from Chatou to Grigny in Paris?

    The 6404 bus line goes from Renoir station near Chatou to Gare de Houilles - Carrières-Sur-Seine station. From there you’ll have to take 2 RER lines till Gare de Houilles - Carrières-Sur-Seine station near Grigny in Paris.

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

    The total travel time between Chatou and Grigny in Paris by bus and RER is about 1 hr 58 min.

  • Where do I get on the bus near Chatou to get to Grigny in Paris?

    Get on the 6404 bus from the Renoir stop near Chatou in Paris.

  • Where do I get off the bus when travelling between Chatou and Grigny in Paris?

    Get off the bus at the Gare de Houilles - Carrières-Sur-Seine station, which is closest to Grigny in Paris.

Popular Routes