How to get from Fontenay-Tresigny to Montesson by RER and bus?

From Fontenay-Tresigny to Montesson by RER and bus

To get from Fontenay-Tresigny to Montesson in Paris, you’ll need to take one bus line and 2 RER lines: take the 3123 bus from Mairie station to Gare de Tournan station. Next, you’ll have to switch to the E RER and finally take the A RER from La Défense (Grande Arche) station to Le Vésinet - Le Pecq station. The total trip duration for this route is approximately 1 hr 53 min. The RER and bus schedule from Fontenay-Tresigny may change. We recommend you check the updated RER and bus schedule to Montesson on the Moovit app.

113min
Walk to bus station
Bus - 31233123
RER - E
RER - E
RER - A
RER - A
Walk to Montesson
Leaves from Mairie

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Mairie
    350 m • 5 min
  • 2
    Bus - 31233123
    Wait for bus
    3123
    Lycée Clément Ader
  • 3
    Ride to bus station
    Ride to bus station
    Gare de Tournan
    11 min
  • 4
    Walk to RER station
    Walk to RER station
    Tournan
    40 m • 1 min
  • 5
    RER - E
    Wait for RER
    E
    Nanterre-La-Folie
  • 6
    Ride to RER station
    Ride to RER station
    La Défense (Grande Arche)
    57 min
  • 7
    RER - A
    Wait for RER
    A
    Saint-Germain-En-Laye
  • 8
    Ride to RER station
    Ride to RER station
    Le Vésinet - Le Pecq
    17 min
  • 9
    Walk to Montesson
    Walk to
    Montesson
    840 m • 11 min
*Duration based on 8am traffic
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Public transit directions from Fontenay-Tresigny to Montesson

The distance between Fontenay-Tresigny, Paris and Montesson, Paris is approximately 70.67 km, which can typically be travelled in 113 min. Moovit will show you the directions from Fontenay-Tresigny to Montesson 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 Fontenay-Tresigny to Montesson

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

    The fastest way takes 113 minutes, using Bus line 3123, RER line E, RER line A.

  • Is there a direct bus between Fontenay-Tresigny and Montesson in Paris?

    No, you’ll have to take one bus line and 2 RER lines in total. The total travelling time is 1 hr 53 min.

  • Which bus line goes from Fontenay-Tresigny to Montesson in Paris?

    The 3123 bus line goes from Mairie station near Fontenay-Tresigny to Gare de Tournan station. From there you’ll have to take 2 RER lines till Gare de Tournan station near Montesson in Paris.

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

    The total travel time between Fontenay-Tresigny and Montesson in Paris by bus and RER is about 1 hr 53 min.

  • Where do I get on the bus near Fontenay-Tresigny to get to Montesson in Paris?

    Get on the 3123 bus from the Mairie stop near Fontenay-Tresigny in Paris.

  • Where do I get off the bus when travelling between Fontenay-Tresigny and Montesson in Paris?

    Get off the bus at the Gare de Tournan station, which is closest to Montesson in Paris.

Popular Routes