How to get from Chilly-Mazarin to Chatou by RER and bus?

From Chilly-Mazarin to Chatou by RER and bus

To get from Chilly-Mazarin to Chatou you’ll need to take one bus line and 2 RER lines: take the T12 bus from Chilly-Mazarin station to Massy - Palaiseau RER station. Next, you’ll have to switch to the B RER and finally take the A RER from Châtelet Les Halles station to Chatou - Croissy station. The total trip duration for this route is approximately 1 hr 30 min. The RER and bus schedule from Chilly-Mazarin may change. We recommend you check the updated RER and bus schedule to Chatou on the Moovit app.

90min
Walk to bus station
Bus - T12T12
RER - B
RER - B
RER - A
RER - A
Walk to Chatou
Leaves from Chilly-Mazarin

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Chilly-Mazarin
    90 m • 2 min
  • 2
    Bus - T12T12
    Wait for bus
    T12
    Massy - Palaiseau RER
  • 3
    Ride to bus station
    Ride to bus station
    Massy - Palaiseau RER
    21 min
  • 4
    Walk to RER station
    Walk to RER station
    Massy-Palaiseau
    130 m • 2 min
  • 5
    RER - B
    Wait for RER
    B
    Aéroport Charles de Gaulle 2 (Terminal 2)
  • 6
    Ride to RER station
    Ride to RER station
    Châtelet Les Halles
    25 min
  • 7
    RER - A
    Wait for RER
    A
    Saint-Germain-En-Laye
  • 8
    Ride to RER station
    Ride to RER station
    Chatou - Croissy
    21 min
  • 9
    Walk to Chatou
    Walk to
    Chatou
    610 m • 8 min
*Duration based on 8am traffic

Alternative route from Chilly-Mazarin to Chatou by RER and bus via 297, B and A

To get from Chilly-Mazarin to Chatou you’ll need to take one bus line and 2 RER lines: take the 297 bus from Gare de Chilly-Mazarin station to Antony RER station. Next, you’ll have to switch to the B RER and finally take the A RER from Châtelet Les Halles station to Chatou - Croissy station. The total trip duration for this route is approximately 1 hr 49 min. The RER and bus schedule from Chilly-Mazarin may change. We recommend you check the updated RER and bus schedule to Chatou on the Moovit app.

109min
Walk to bus station
Bus - 297297
RER - B
RER - B
RER - A
RER - A
Walk to Chatou
Leaves from Gare de Chilly-Mazarin

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Gare de Chilly-Mazarin
    90 m • 2 min
  • 2
    Bus - 297297
    Wait for bus
    297
    Antony RER
  • 3
    Ride to bus station
    Ride to bus station
    Antony RER
    34 min
  • 4
    Walk to RER station
    Walk to RER station
    Antony
    60 m • 1 min
  • 5
    RER - B
    Wait for RER
    B
    Aéroport Charles de Gaulle 2 (Terminal 2)
  • 6
    Ride to RER station
    Ride to RER station
    Châtelet Les Halles
    20 min
  • 7
    RER - A
    Wait for RER
    A
    Saint-Germain-En-Laye
  • 8
    Ride to RER station
    Ride to RER station
    Chatou - Croissy
    21 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 Chilly-Mazarin to Chatou

The distance between Chilly-Mazarin and Chatou is approximately 42.2 km, which can typically be travelled in 90 min. Moovit will show you the directions from Chilly-Mazarin to Chatou by RER and bus, so no matter how you choose to travel in Chatou – you will always have plenty of easy options.

RER And Bus schedule from Chilly-Mazarin to Chatou

To check the RER and bus schedule from Chilly-Mazarin to Chatou using the Moovit app, first download and open the app on your smartphone. Enter your starting point (Chilly-Mazarin) 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 Chilly-Mazarin to Chatou by RER and bus via 297, B and A

To get from Chilly-Mazarin to Chatou you’ll need to take one bus line and 2 RER lines: take the 297 bus from Gare de Chilly-Mazarin station to Antony RER station. Next, you’ll have to switch to the B RER and finally take the A RER from Châtelet Les Halles station to Chatou - Croissy station. The total trip duration for this route is approximately 1 hr 49 min. The RER and bus schedule from Chilly-Mazarin may change. We recommend you check the updated RER and bus schedule to Chatou on the Moovit app.

109min
Walk to bus station
Bus - 297297
RER - B
RER - B
RER - A
RER - A
Walk to Chatou
Leaves from Gare de Chilly-Mazarin

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Gare de Chilly-Mazarin
    90 m • 2 min
  • 2
    Bus - 297297
    Wait for bus
    297
    Antony RER
  • 3
    Ride to bus station
    Ride to bus station
    Antony RER
    34 min
  • 4
    Walk to RER station
    Walk to RER station
    Antony
    60 m • 1 min
  • 5
    RER - B
    Wait for RER
    B
    Aéroport Charles de Gaulle 2 (Terminal 2)
  • 6
    Ride to RER station
    Ride to RER station
    Châtelet Les Halles
    20 min
  • 7
    RER - A
    Wait for RER
    A
    Saint-Germain-En-Laye
  • 8
    Ride to RER station
    Ride to RER station
    Chatou - Croissy
    21 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 Chilly-Mazarin to Chatou?

    The fastest way takes 90 minutes, using Bus line T12, RER line B, RER line A.

  • What is the alternative route to get from Chilly-Mazarin to Chatou?

    The alternative route takes 109 minutes, using Bus line 297, RER line B, RER line A.

  • Is there a direct bus between Chilly-Mazarin and Chatou?

    No, you’ll have to take one bus line and 2 RER lines in total. The total travelling time is 1 hr 30 min.

  • Which bus line goes from Chilly-Mazarin to Chatou?

    The T12 bus line goes from Chilly-Mazarin station near Chilly-Mazarin in Palaiseau to Massy - Palaiseau RER station. From there you’ll have to take 2 RER lines till Massy - Palaiseau RER station near Chatou.

  • How long does it take to travel from Chilly-Mazarin to Chatou by bus and RER?

    The total travel time between Chilly-Mazarin and Chatou by bus and RER is about 1 hr 30 min.

  • Where do I get on the bus near Chilly-Mazarin to get to Chatou?

    Get on the T12 bus from the Chilly-Mazarin stop near Chilly-Mazarin in Palaiseau.

  • Where do I get off the bus when travelling between Chilly-Mazarin and Chatou?

    Get off the bus at the Massy - Palaiseau RER station, which is closest to Chatou.

Popular Routes