How to get from Orsay - Ville to Chatou by RER?

Orsay - Ville to Chatou - RER Schedule

The B RER from Orsay - Ville to Chatou usually operates 24 hours a day, 7 days a week, running every 5-35 min. The trip takes about 1 hr 8 min, with regular service throughout the operating hours.

From Orsay - Ville to Chatou by RER

To get from Orsay - Ville to Chatou in Chatou, take the B RER from Orsay - Ville station to Châtelet - Les Halles station. Next, take the A RER from Châtelet - Les Halles station to Chatou - Croissy station. The total trip duration for this route is approximately 1 hr 8 min. The RER schedule from Orsay - Ville may change. We recommend you check the updated RER schedule to Chatou on the Moovit app.

68min
RER - B
RER - B
RER - A
RER - A
Walk to Chatou
Leaves from Orsay - Ville

Step by Step

  • 1
    Start from RER station
    Start from RER station
    Orsay - Ville
  • 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
    36 min
  • 4
    RER - A
    Wait for RER
    A
    Saint-Germain-En-Laye
  • 5
    Ride to RER station
    Ride to RER station
    Chatou - Croissy
    21 min
  • 6
    Walk to Chatou
    Walk to
    Chatou
    610 m • 8 min
*Duration based on 8am traffic
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Public transit directions from Orsay - Ville to Chatou

The distance between Orsay - Ville and Chatou is approximately 42.27 km, which can typically be travelled in 68 min. Moovit will show you the directions from Orsay - Ville 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 Orsay - Ville to Chatou

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

Questions & Answers

  • What is the fastest way to get from Orsay - Ville to Chatou?

    The fastest way takes 68 minutes, using RER line B, RER line A.

  • Is there a direct RER between Orsay - Ville and Chatou?

    No, you’ll have to take 2 RER lines in total. The total travelling time is 1 hr 8 min.

  • Which RER line goes from Orsay - Ville to Chatou?

    The B RER line goes from Châtelet - Les Halles station near Orsay - Ville in Palaiseau to Chatou - Croissy station. From there you’ll have to take one RER line till Chatou - Croissy station near Chatou.

  • How long does it take to travel from Orsay - Ville to Chatou by RER?

    The total travel time between Orsay - Ville and Chatou by RER is about 1 hr 8 min.

  • Where do I get on the RER near Orsay - Ville to get to Chatou?

    Get on the B RER from the Châtelet - Les Halles station near Orsay - Ville in Palaiseau.

  • Where do I get off the RER when travelling between Orsay - Ville and Chatou?

    Get off the RER at the Chatou - Croissy station, which is closest to Chatou.

Popular Routes