How to get from Trappes to Fosses by RER and train?

From Trappes to Fosses by RER and train

To get from Trappes to Fosses in Paris, you’ll need to take one train line and 2 RER lines: take the U train from Trappes station to La Défense (Grande Arche) station. Next, you’ll have to switch to the A RER and finally take the D RER from Châtelet - Les Halles station to Survilliers - Fosses station. The total trip duration for this route is approximately 2 hr 8 min. The RER and train schedule from Trappes may change. We recommend you check the updated RER and train schedule to Fosses on the Moovit app.

128min
Walk to train stationTrain - U
Train - U
RER - A
RER - A
RER - D
RER - D
Walk to Fosses
Leaves from Trappes

Step by Step

  • 1
    Walk to train station
    Walk to train station
    Trappes
    1.11 km • 15 min
  • 2
    Train - U
    Wait for train
    U
    La Défense
  • 3
    Ride to train station
    Ride to train station
    La Défense (Grande Arche)
    36 min
  • 4
    RER - A
    Wait for RER
    A
    Boissy-Saint-Léger
  • 5
    Ride to RER station
    Ride to RER station
    Châtelet - Les Halles
    10 min
  • 6
    RER - D
    Wait for RER
    D
    Orry-La-Ville - Coye
  • 7
    Ride to RER station
    Ride to RER station
    Survilliers - Fosses
    41 min
  • 8
    Walk to Fosses
    Walk to
    Fosses
    190 m • 3 min
*Duration based on 8am traffic
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Public transit directions from Trappes to Fosses

The distance between Trappes, Paris and Fosses, Paris is approximately 67.71 km, which can typically be travelled in 128 min. Moovit will show you the directions from Trappes to Fosses 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 Trappes to Fosses

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

    The fastest way takes 128 minutes, using Train line U, RER line A, RER line D.

  • Is there a direct train between Trappes and Fosses in Paris?

    No, you’ll have to take one train line and 2 RER lines in total. The total travelling time is 2 hr 8 min.

  • Which train line goes from Trappes to Fosses in Paris?

    The U train line goes from Trappes station near Trappes to La Défense (Grande Arche) station. From there you’ll have to take 2 RER lines till La Défense (Grande Arche) station near Fosses in Paris.

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

    The total travel time between Trappes and Fosses in Paris by train and RER is about 2 hr 8 min.

  • Where do I get on the train near Trappes to get to Fosses in Paris?

    Get on the U train from the Trappes station near Trappes in Paris.

  • Where do I get off the train when travelling between Trappes and Fosses in Paris?

    Get off the train at the La Défense (Grande Arche) station, which is closest to Fosses in Paris.

Popular Routes