How to get from Buc to Saint-Pathus by RER and bus?

From Buc to Saint-Pathus by RER and bus

To get from Buc to Saint-Pathus in Paris, you’ll need to take 2 bus lines and one RER line: take the 6162 bus from Lycée Franco-Allemand / Collège Martin Luther King station to Gare de Saint-Rémy-Lès-Chevreuse station. Next, you’ll have to switch to the B RER and finally take the FILÉO SP bus from Gare de Roissypole - Aéroport Cdg 1 (D1) station to Mairie station. The total trip duration for this route is approximately 2 hr 49 min. The RER and bus schedule from Buc may change. We recommend you check the updated RER and bus schedule to Saint-Pathus on the Moovit app.

169min
Walk to bus station
Bus - 61626162
RER - B
RER - B
Bus - FILÉO SPFILÉO SP
Leaves from Lycée Franco-Allemand / Collège Martin Luther King

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Lycée Franco-Allemand / Collège Martin Luther King
    30 m • 1 min
  • 2
    Bus - 61626162
    Wait for bus
    6162
    Gare de Saint-Rémy-Lès-Chevreuse
  • 3
    Ride to bus station
    Ride to bus station
    Gare de Saint-Rémy-Lès-Chevreuse
    30 min
  • 4
    Walk to RER station
    Walk to RER station
    Saint-Rémy-Lès-Chevreuse
    70 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
    Gare RER Roissy Pole
    84 min
  • 7
    Walk to bus station
    Walk to bus station
    Gare de Roissypole - Aéroport Cdg 1 (D1)
    200 m • 3 min
  • 8
    Bus - FILÉO SPFILÉO SP
    Wait for bus
    FILÉO SP
    Les Frênes
  • 9
    Ride to bus station Mairie
    Ride to bus station
    Mairie
    42 min
*Duration based on 8am traffic

Alternative route from Buc to Saint-Pathus by RER and bus via 4610, B and FILÉO SP

To get from Buc to Saint-Pathus in Paris, you’ll need to take 2 bus lines and one RER line: take the 4610 bus from Calmette station to Gare de Gif-Sur-Yvette station. Next, you’ll have to switch to the B RER and finally take the FILÉO SP bus from Gare de Roissypole - Aéroport Cdg 1 (D1) station to Mairie station. The total trip duration for this route is approximately 3 hr 58 min. The RER and bus schedule from Buc may change. We recommend you check the updated RER and bus schedule to Saint-Pathus on the Moovit app.

238min
Walk to bus station
Bus - 46104610
RER - B
RER - B
Bus - FILÉO SPFILÉO SP
Leaves from Calmette

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Calmette
    330 m • 5 min
  • 2
    Bus - 46104610
    Wait for bus
    4610
    Gare de Gif-Sur-Yvette
  • 3
    Ride to bus station
    Ride to bus station
    Gare de Gif-Sur-Yvette
    33 min
  • 4
    Walk to RER station
    Walk to RER station
    Gif-Sur-Yvette
    40 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
    Gare RER Roissy Pole
    78 min
  • 7
    Walk to bus station
    Walk to bus station
    Gare de Roissypole - Aéroport Cdg 1 (D1)
    200 m • 3 min
  • 8
    Bus - FILÉO SPFILÉO SP
    Wait for bus
    FILÉO SP
    Les Frênes
  • 9
    Ride to bus station Mairie
    Ride to bus station
    Mairie
    42 min
*Duration based on 8am traffic
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Public transit directions from Buc to Saint-Pathus

The distance between Buc, Paris and Saint-Pathus, Paris is approximately 118.25 km, which can typically be travelled in 169 min. Moovit will show you the directions from Buc to Saint-Pathus 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 Buc to Saint-Pathus

To check the RER and bus schedule from Buc to Saint-Pathus using the Moovit app, first download and open the app on your smartphone. Enter your starting point (Buc) and destination (Saint-Pathus), 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 Buc to Saint-Pathus by RER and bus via 4610, B and FILÉO SP

To get from Buc to Saint-Pathus in Paris, you’ll need to take 2 bus lines and one RER line: take the 4610 bus from Calmette station to Gare de Gif-Sur-Yvette station. Next, you’ll have to switch to the B RER and finally take the FILÉO SP bus from Gare de Roissypole - Aéroport Cdg 1 (D1) station to Mairie station. The total trip duration for this route is approximately 3 hr 58 min. The RER and bus schedule from Buc may change. We recommend you check the updated RER and bus schedule to Saint-Pathus on the Moovit app.

238min
Walk to bus station
Bus - 46104610
RER - B
RER - B
Bus - FILÉO SPFILÉO SP
Leaves from Calmette

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Calmette
    330 m • 5 min
  • 2
    Bus - 46104610
    Wait for bus
    4610
    Gare de Gif-Sur-Yvette
  • 3
    Ride to bus station
    Ride to bus station
    Gare de Gif-Sur-Yvette
    33 min
  • 4
    Walk to RER station
    Walk to RER station
    Gif-Sur-Yvette
    40 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
    Gare RER Roissy Pole
    78 min
  • 7
    Walk to bus station
    Walk to bus station
    Gare de Roissypole - Aéroport Cdg 1 (D1)
    200 m • 3 min
  • 8
    Bus - FILÉO SPFILÉO SP
    Wait for bus
    FILÉO SP
    Les Frênes
  • 9
    Ride to bus station Mairie
    Ride to bus station
    Mairie
    42 min
*Duration based on 8am traffic

Questions & Answers

  • What is the fastest way to get from Buc to Saint-Pathus?

    The fastest way takes 169 minutes, using Bus line 6162, RER line B, Bus line FILÉO SP.

  • What is the alternative route to get from Buc to Saint-Pathus?

    The alternative route takes 238 minutes, using Bus line 4610, RER line B, Bus line FILÉO SP.

  • Is there a direct bus between Buc and Saint-Pathus in Paris?

    No, you’ll have to take 2 bus lines and one RER line in total. The total travelling time is 2 hr 49 min.

  • Which bus line goes from Buc to Saint-Pathus in Paris?

    The 6162 bus line goes from Lycée Franco-Allemand / Collège Martin Luther King station near Buc to Gare de Saint-Rémy-Lès-Chevreuse station. From there you’ll have to take one bus line and one RER line till Gare de Saint-Rémy-Lès-Chevreuse station near Saint-Pathus in Paris.

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

    The total travel time between Buc and Saint-Pathus in Paris by bus and RER is about 2 hr 49 min.

  • Where do I get on the bus near Buc to get to Saint-Pathus in Paris?

    Get on the 6162 bus from the Lycée Franco-Allemand / Collège Martin Luther King stop near Buc in Paris.

  • Where do I get off the bus when travelling between Buc and Saint-Pathus in Paris?

    Get off the bus at the Gare de Saint-Rémy-Lès-Chevreuse stop, which is closest to Saint-Pathus in Paris.

Popular Routes