How to get from Montesson to Groslay by RER and train?

From Montesson to Groslay by RER and train

To get from Montesson to Groslay in Paris, you’ll need to take 2 RER lines and one train 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 H train from Gare du Nord station to Gare de Groslay station. The total trip duration for this route is approximately 1 hr 3 min. The RER and train schedule from Montesson may change. We recommend you check the updated RER and train schedule to Groslay on the Moovit app.

63min
Walk to RER stationRER - A
RER - A
RER - B
RER - B
Train - H
Train - H
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
    Gare du Nord
    3 min
  • 6
    Train - H
    Wait for train
    H
    Luzarches
  • 7
    Ride to train station Gare de Groslay
    Ride to train station
    Gare de Groslay
    15 min
*Duration based on 8am traffic
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Public transit directions from Montesson to Groslay

The distance between Montesson, Paris and Groslay, Paris is approximately 35.42 km, which can typically be travelled in 63 min. Moovit will show you the directions from Montesson to Groslay by RER and train, so no matter how you choose to travel in Paris – you will always have plenty of easy options.

RER And Train schedule from Montesson to Groslay

To check the RER and train schedule from Montesson to Groslay using the Moovit app, first download and open the app on your smartphone. Enter your starting point (Montesson) and destination (Groslay), then select the desired date and time of travel. Moovit will show all available RER and train routes, estimated travel times, and any required transfers. You can view detailed departure and arrival times for each RER and train, 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 train schedules.

Related Routes

Questions & Answers

  • What is the fastest way to get from Montesson to Groslay?

    The fastest way takes 63 minutes, using RER line A, RER line B, Train line H.

  • Is there a direct RER between Montesson and Groslay in Paris?

    No, you’ll have to take 2 RER lines and one train line in total. The total travelling time is 1 hr 3 min.

  • Which RER line goes from Montesson to Groslay 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 train line till Boissy-Saint-Léger station near Groslay in Paris.

  • How long does it take to travel from Montesson to Groslay in Paris by RER and train?

    The total travel time between Montesson and Groslay in Paris by RER and train is about 1 hr 3 min.

  • Where do I get on the RER near Montesson to get to Groslay 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 Groslay in Paris?

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

Popular Routes