How to get from Gressy to Buc by RER and bus?

From Gressy to Buc by RER and bus

To get from Gressy to Buc 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 Roissypôle - Aéroport station. Next, you’ll have to switch to the B RER and finally take the 6162 bus from Gare de Saint-Rémy-Lès-Chevreuse station to Lycée Franco-Allemand / Collège Martin Luther King station. The total trip duration for this route is approximately 3 hr 25 min. The RER and bus schedule from Gressy may change. We recommend you check the updated RER and bus schedule to Buc on the Moovit app.

205min
Walk to bus station
Bus - 77207720
RER - B
RER - B
Bus - 61626162
Walk to Buc
Leaves from La Rosée

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    La Rosée
    1.66 km • 21 min
  • 2
    Bus - 77207720
    Wait for bus
    7720
    Gare de Roissypôle - Aéroport Cdg1 Terminal 3 (C4)
  • 3
    Ride to bus station
    Ride to bus station
    Gare de Roissypôle - Aéroport
    15 min
  • 4
    Walk to RER station
    Walk to RER station
    Aéroport Cdg 1 (Terminal 3)
    120 m • 2 min
  • 5
    RER - B
    Wait for RER
    B
    Saint-Rémy-Lès-Chevreuse
  • 6
    Ride to RER station
    Ride to RER station
    Saint-Rémy-Lès-Chevreuse
    85 min
  • 7
    Walk to bus station
    Walk to bus station
    Gare de Saint-Rémy-Lès-Chevreuse
    70 m • 1 min
  • 8
    Bus - 61626162
    Wait for bus
    6162
    Gare de Versailles Château - Rive Gauche
  • 9
    Ride to bus station
    Ride to bus station
    Lycée Franco-Allemand / Collège Martin Luther King
    33 min
  • 10
    Walk to Buc
    Walk to
    Buc
    60 m • 1 min
*Duration based on 8am traffic
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Public transit directions from Gressy to Buc

The distance between Gressy, Paris and Buc, Paris is approximately 94.36 km, which can typically be travelled in 205 min. Moovit will show you the directions from Gressy to Buc 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 Buc

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

    The fastest way takes 205 minutes, using Bus line 7720, RER line B, Bus line 6162.

  • Is there a direct bus between Gressy and Buc in Paris?

    No, you’ll have to take 2 bus lines and one RER line in total. The total travelling time is 3 hr 25 min.

  • Which bus line goes from Gressy to Buc in Paris?

    The 7720 bus line goes from La Rosée station near Gressy to Gare de Roissypôle - Aéroport station. From there you’ll have to take one bus line and one RER line till Gare de Roissypôle - Aéroport station near Buc in Paris.

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

    The total travel time between Gressy and Buc in Paris by bus and RER is about 3 hr 25 min.

  • Where do I get on the bus near Gressy to get to Buc 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 Buc in Paris?

    Get off the bus at the Gare de Roissypôle - Aéroport stop, which is closest to Buc in Paris.

Popular Routes