How to get from Poissy to Fosses by RER and bus?

From Poissy to Fosses by RER and bus

To get from Poissy to Fosses in Paris, you’ll need to take 2 RER lines and one bus line: take the A RER from Poissy station to Châtelet Les Halles station. Next, you’ll have to switch to the B RER and finally take the 9501 bus from Gare de Roissypôle - Aéroport Cdg 1 (Terminal 3) (D4) station to Gare de Survilliers Fosses station. The total trip duration for this route is approximately 2 hr 5 min. The RER and bus schedule from Poissy may change. We recommend you check the updated RER and bus schedule to Fosses on the Moovit app.

125min
RER - A
RER - A
RER - B
RER - B
Bus - 95019501
Leaves from Poissy

Step by Step

  • 1
    Start from RER station
    Start from RER station
    Poissy
  • 2
    RER - A
    Wait for RER
    A
    Marne-La-Vallée Chessy
  • 3
    Ride to RER station
    Ride to RER station
    Châtelet Les Halles
    32 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)
    31 min
  • 6
    Walk to bus station
    Walk to bus station
    Gare de Roissypôle - Aéroport Cdg 1 (Terminal 3) (D4)
    240 m • 4 min
  • 7
    Bus - 95019501
    Wait for bus
    9501
    Survilliers - Fosses
  • 8
    Ride to bus station Gare de Survilliers Fosses
    Ride to bus station
    Gare de Survilliers Fosses
    37 min
*Duration based on 8am traffic

Alternative route from Poissy to Fosses by RER and bus via A, D and D

To get from Poissy to Fosses in Paris, you’ll need to take 2 RER lines and one bus line: take the A RER from Poissy station to Châtelet Les Halles station. Next, you’ll have to switch to the D RER and finally take the D bus from Stade de France Saint-Denis station to Gare de Survilliers Fosses station. The total trip duration for this route is approximately 1 hr 58 min. The RER and bus schedule from Poissy may change. We recommend you check the updated RER and bus schedule to Fosses on the Moovit app.

118min
RER - A
RER - A
RER - D
RER - D
Bus - DD
Leaves from Poissy

Step by Step

  • 1
    Start from RER station
    Start from RER station
    Poissy
  • 2
    RER - A
    Wait for RER
    A
    Marne-La-Vallée Chessy
  • 3
    Ride to RER station
    Ride to RER station
    Châtelet Les Halles
    32 min
  • 4
    RER - D
    Wait for RER
    D
    Stade de France Saint-Denis
  • 5
    Ride to RER station
    Ride to RER station
    Stade de France Saint-Denis
    15 min
  • 6
    Walk to bus station
    Walk to bus station
    Stade de France Saint-Denis
    190 m • 3 min
  • 7
    Bus - DD
    Wait for bus
    D
    Gare D'Orry-La-Ville - Coye
  • 8
    Ride to bus station Gare de Survilliers Fosses
    Ride to bus station
    Gare de Survilliers Fosses
    60 min
*Duration based on 8am traffic
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Public transit directions from Poissy to Fosses

The distance between Poissy, Paris and Fosses, Paris is approximately 81.07 km, which can typically be travelled in 125 min. Moovit will show you the directions from Poissy to Fosses 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 Poissy to Fosses

To check the RER and bus schedule from Poissy to Fosses using the Moovit app, first download and open the app on your smartphone. Enter your starting point (Poissy) and destination (Fosses), 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 Poissy to Fosses by RER and bus via A, D and D

To get from Poissy to Fosses in Paris, you’ll need to take 2 RER lines and one bus line: take the A RER from Poissy station to Châtelet Les Halles station. Next, you’ll have to switch to the D RER and finally take the D bus from Stade de France Saint-Denis station to Gare de Survilliers Fosses station. The total trip duration for this route is approximately 1 hr 58 min. The RER and bus schedule from Poissy may change. We recommend you check the updated RER and bus schedule to Fosses on the Moovit app.

118min
RER - A
RER - A
RER - D
RER - D
Bus - DD
Leaves from Poissy

Step by Step

  • 1
    Start from RER station
    Start from RER station
    Poissy
  • 2
    RER - A
    Wait for RER
    A
    Marne-La-Vallée Chessy
  • 3
    Ride to RER station
    Ride to RER station
    Châtelet Les Halles
    32 min
  • 4
    RER - D
    Wait for RER
    D
    Stade de France Saint-Denis
  • 5
    Ride to RER station
    Ride to RER station
    Stade de France Saint-Denis
    15 min
  • 6
    Walk to bus station
    Walk to bus station
    Stade de France Saint-Denis
    190 m • 3 min
  • 7
    Bus - DD
    Wait for bus
    D
    Gare D'Orry-La-Ville - Coye
  • 8
    Ride to bus station Gare de Survilliers Fosses
    Ride to bus station
    Gare de Survilliers Fosses
    60 min
*Duration based on 8am traffic

Questions & Answers

  • What is the fastest way to get from Poissy to Fosses?

    The fastest way takes 125 minutes, using RER line A, RER line B, Bus line 9501.

  • What is the alternative route to get from Poissy to Fosses?

    The alternative route takes 118 minutes, using RER line A, RER line D, Bus line D.

  • Is there a direct RER between Poissy and Fosses in Paris?

    No, you’ll have to take 2 RER lines and one bus line in total. The total travelling time is 2 hr 5 min.

  • Which RER line goes from Poissy to Fosses in Paris?

    The A RER line goes from Marne-La-Vallée Chessy station near Poissy to Châtelet Les Halles station. From there you’ll have to take one RER line and one bus line till Châtelet Les Halles station near Fosses in Paris.

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

    The total travel time between Poissy and Fosses in Paris by RER and bus is about 2 hr 5 min.

  • Where do I get on the RER near Poissy to get to Fosses in Paris?

    Get on the A RER from the Marne-La-Vallée Chessy station near Poissy in Paris.

  • Where do I get off the RER when travelling between Poissy and Fosses in Paris?

    Get off the RER at the Châtelet Les Halles stop, which is closest to Fosses in Paris.

Popular Routes