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

From Montesson to Saint-Pathus by RER and bus

To get from Montesson to Saint-Pathus in Paris, you’ll need to take 2 RER lines and one bus line: take the A RER from Le Vésinet - Le Pecq station to Châtelet Les Halles 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 120 min. The RER and bus schedule from Montesson may change. We recommend you check the updated RER and bus schedule to Saint-Pathus on the Moovit app.

120min
Walk to RER stationRER - A
RER - A
RER - B
RER - B
Bus - FILÉO SPFILÉO SP
Leaves from Le Vésinet - Le Pecq

Step by Step

  • 1
    Walk to RER station
    Walk to RER station
    Le Vésinet - Le Pecq
    960 m • 13 min
  • 2
    RER - A
    Wait for RER
    A
    Boissy-Saint-Léger
  • 3
    Ride to RER station
    Ride to RER station
    Châtelet Les Halles
    26 min
  • 4
    RER - B
    Wait for RER
    B
    Aéroport Charles de Gaulle 2 (Terminal 2)
  • 5
    Ride to RER station
    Ride to RER station
    Aéroport Cdg 1 (Terminal 3)
    35 min
  • 6
    Walk to bus station
    Walk to bus station
    Gare de Roissypole - Aéroport Cdg 1 (D1)
    200 m • 3 min
  • 7
    Bus - FILÉO SPFILÉO SP
    Wait for bus
    FILÉO SP
    Les Frênes
  • 8
    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 Montesson to Saint-Pathus

The distance between Montesson, Paris and Saint-Pathus, Paris is approximately 89.81 km, which can typically be travelled in 120 min. Moovit will show you the directions from Montesson 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 Montesson to Saint-Pathus

To check the RER and bus schedule from Montesson to Saint-Pathus using the Moovit app, first download and open the app on your smartphone. Enter your starting point (Montesson) 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

Questions & Answers

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

    The fastest way takes 120 minutes, using RER line A, RER line B, Bus line FILÉO SP.

  • Is there a direct RER between Montesson and Saint-Pathus in Paris?

    No, you’ll have to take 2 RER lines and one bus line in total. The total travelling time is 120 min.

  • Which RER line goes from Montesson to Saint-Pathus in Paris?

    The A RER line goes from Le Vésinet - Le Pecq station near Montesson to Boissy-Saint-Léger station. From there you’ll have to take one RER line and one bus line till Boissy-Saint-Léger station near Saint-Pathus in Paris.

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

    The total travel time between Montesson and Saint-Pathus in Paris by RER and bus is about 120 min.

  • Where do I get on the RER near Montesson to get to Saint-Pathus in Paris?

    Get on the A RER from the Le Vésinet - Le Pecq station near Montesson in Paris.

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

    Get off the RER at the Boissy-Saint-Léger stop, which is closest to Saint-Pathus in Paris.

Popular Routes