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

From Gressy to Chilly-Mazarin by RER and bus

To get from Gressy to Chilly-Mazarin in Paris, you’ll need to take 2 bus lines and one RER line: take the 7720 bus from La Rosée station to Gare de Roissypole - Aéroport Cdg1 Terminal 3 (C4) station. Next, you’ll have to switch to the B RER and finally take the 297 bus from Antony RER station to Chilly-Mazarin station. The total trip duration for this route is approximately 2 hr 31 min. The RER and bus schedule from Gressy may change. We recommend you check the updated RER and bus schedule to Chilly-Mazarin on the Moovit app.

151min
Walk to bus station
Bus - 77207720
RER - B
RER - B
Bus - 297
Bus - 297
Walk to Chilly-Mazarin
Leaves from La Rosée

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    La Rosée
    1.66 km • 22 min
  • 2
    Bus - 77207720
    Wait for bus
    7720
    Gare de Roissypole - Aéroport Cdg1 Terminal 3 (C4)
  • 3
    Ride to bus station
    Ride to bus station
    Gare de Roissypole - Aéroport Cdg1 Terminal 3 (C4)
    15 min
  • 4
    Walk to RER station
    Walk to RER station
    Aéroport Cdg 1 (Terminal 3)
    240 m • 4 min
  • 5
    RER - B
    Wait for RER
    B
    Saint-Rémy-Lès-Chevreuse
  • 6
    Ride to RER station
    Ride to RER station
    Antony
    56 min
  • 7
    Walk to bus station
    Walk to bus station
    Antony RER
    50 m • 1 min
  • 8
    Bus - 297
    Wait for bus
    297
    Place Charles Steber / Longjumeau
  • 9
    Ride to bus station
    Ride to bus station
    Chilly-Mazarin
    29 min
  • 10
    Walk to Chilly-Mazarin
    Walk to
    Chilly-Mazarin
    130 m • 2 min
*Duration based on 8am traffic
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Public transit directions from Gressy to Chilly-Mazarin

The distance between Gressy, Paris and Chilly-Mazarin, Paris is approximately 70.81 km, which can typically be travelled in 151 min. Moovit will show you the directions from Gressy to Chilly-Mazarin 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 Gressy to Chilly-Mazarin

To check the RER and bus schedule from Gressy to Chilly-Mazarin using the Moovit app, first download and open the app on your smartphone. Enter your starting point (Gressy) and destination (Chilly-Mazarin), 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 Gressy to Chilly-Mazarin?

    The fastest way takes 151 minutes, using Bus line 7720, RER line B, Bus line 297.

  • Is there a direct bus between Gressy and Chilly-Mazarin in Paris?

    No, you’ll have to take 2 bus lines and one RER line in total. The total travelling time is 2 hr 31 min.

  • Which bus line goes from Gressy to Chilly-Mazarin in Paris?

    The 7720 bus line goes from La Rosée station near Gressy to Gare de Roissypole - Aéroport Cdg1 Terminal 3 (C4) station. From there you’ll have to take one bus line and one RER line till Gare de Roissypole - Aéroport Cdg1 Terminal 3 (C4) station near Chilly-Mazarin in Paris.

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

    The total travel time between Gressy and Chilly-Mazarin in Paris by bus and RER is about 2 hr 31 min.

  • Where do I get on the bus near Gressy to get to Chilly-Mazarin in Paris?

    Get on the 7720 bus from the La Rosée stop near Gressy in Paris.

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

    Get off the bus at the Gare de Roissypole - Aéroport Cdg1 Terminal 3 (C4) stop, which is closest to Chilly-Mazarin in Paris.

Popular Routes