How to get from Boissy-Sous-Saint-Yon to Poissy by RER and bus?

From Boissy-Sous-Saint-Yon to Poissy by RER and bus

To get from Boissy-Sous-Saint-Yon to Poissy in Paris, you’ll need to take one bus line and 2 RER lines: take the 4555 bus from Facteur Cheval station to Gare D'Arpajon station. Next, you’ll have to switch to the C RER and finally take the A RER from Gare de Lyon station to Poissy station. The total trip duration for this route is approximately 120 min. The RER and bus schedule from Boissy-Sous-Saint-Yon may change. We recommend you check the updated RER and bus schedule to Poissy on the Moovit app.

120min
Walk to bus station
Bus - 45554555
RER - C
RER - C
RER - A
RER - A
Leaves from Facteur Cheval

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Facteur Cheval
    60 m • 1 min
  • 2
    Bus - 45554555
    Wait for bus
    4555
    Gare D'Arpajon
  • 3
    Ride to bus station
    Ride to bus station
    Gare D'Arpajon
    16 min
  • 4
    Walk to RER station
    Walk to RER station
    Arpajon
    40 m • 1 min
  • 5
    RER - C
    Wait for RER
    C
    Pontoise
  • 6
    Ride to RER station
    Ride to RER station
    Gare D'Austerlitz
    43 min
  • 7
    Walk to RER station
    Walk to RER station
    Gare de Lyon
    720 m • 9 min
  • 8
    RER - A
    Wait for RER
    A
    Poissy
  • 9
    Ride to RER station Poissy
    Ride to RER station
    Poissy
    37 min
*Duration based on 8am traffic

Alternative route from Boissy-Sous-Saint-Yon to Poissy by RER and bus via 4413, C and A

To get from Boissy-Sous-Saint-Yon to Poissy in Paris, you’ll need to take one bus line and 2 RER lines: take the 4413 bus from Les Marsandes station to Porte D'Étampes station. Next, you’ll have to switch to the C RER and finally take the A RER from Gare de Lyon station to Poissy station. The total trip duration for this route is approximately 2 hr 16 min. The RER and bus schedule from Boissy-Sous-Saint-Yon may change. We recommend you check the updated RER and bus schedule to Poissy on the Moovit app.

136min
Walk to bus station
Bus - 44134413
RER - C
RER - C
RER - A
RER - A
Leaves from Les Marsandes

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Les Marsandes
    1.69 km • 22 min
  • 2
    Bus - 44134413
    Wait for bus
    4413
    Porte D'Étampes
  • 3
    Ride to bus station
    Ride to bus station
    Porte D'Étampes
    6 min
  • 4
    Walk to RER station
    Walk to RER station
    Arpajon
    420 m • 6 min
  • 5
    RER - C
    Wait for RER
    C
    Pontoise
  • 6
    Ride to RER station
    Ride to RER station
    Gare D'Austerlitz
    43 min
  • 7
    Walk to RER station
    Walk to RER station
    Gare de Lyon
    720 m • 9 min
  • 8
    RER - A
    Wait for RER
    A
    Poissy
  • 9
    Ride to RER station Poissy
    Ride to RER station
    Poissy
    37 min
*Duration based on 8am traffic
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Public transit directions from Boissy-Sous-Saint-Yon to Poissy

The distance between Boissy-Sous-Saint-Yon, Paris and Poissy, Paris is approximately 75.66 km, which can typically be travelled in 120 min. Moovit will show you the directions from Boissy-Sous-Saint-Yon to Poissy 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 Boissy-Sous-Saint-Yon to Poissy

To check the RER and bus schedule from Boissy-Sous-Saint-Yon to Poissy using the Moovit app, first download and open the app on your smartphone. Enter your starting point (Boissy-Sous-Saint-Yon) and destination (Poissy), 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 Boissy-Sous-Saint-Yon to Poissy by RER and bus via 4413, C and A

To get from Boissy-Sous-Saint-Yon to Poissy in Paris, you’ll need to take one bus line and 2 RER lines: take the 4413 bus from Les Marsandes station to Porte D'Étampes station. Next, you’ll have to switch to the C RER and finally take the A RER from Gare de Lyon station to Poissy station. The total trip duration for this route is approximately 2 hr 16 min. The RER and bus schedule from Boissy-Sous-Saint-Yon may change. We recommend you check the updated RER and bus schedule to Poissy on the Moovit app.

136min
Walk to bus station
Bus - 44134413
RER - C
RER - C
RER - A
RER - A
Leaves from Les Marsandes

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Les Marsandes
    1.69 km • 22 min
  • 2
    Bus - 44134413
    Wait for bus
    4413
    Porte D'Étampes
  • 3
    Ride to bus station
    Ride to bus station
    Porte D'Étampes
    6 min
  • 4
    Walk to RER station
    Walk to RER station
    Arpajon
    420 m • 6 min
  • 5
    RER - C
    Wait for RER
    C
    Pontoise
  • 6
    Ride to RER station
    Ride to RER station
    Gare D'Austerlitz
    43 min
  • 7
    Walk to RER station
    Walk to RER station
    Gare de Lyon
    720 m • 9 min
  • 8
    RER - A
    Wait for RER
    A
    Poissy
  • 9
    Ride to RER station Poissy
    Ride to RER station
    Poissy
    37 min
*Duration based on 8am traffic

Questions & Answers

  • What is the fastest way to get from Boissy-Sous-Saint-Yon to Poissy?

    The fastest way takes 120 minutes, using Bus line 4555, RER line C, RER line A.

  • What is the alternative route to get from Boissy-Sous-Saint-Yon to Poissy?

    The alternative route takes 136 minutes, using Bus line 4413, RER line C, RER line A.

  • Is there a direct bus between Boissy-Sous-Saint-Yon and Poissy in Paris?

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

  • Which bus line goes from Boissy-Sous-Saint-Yon to Poissy in Paris?

    The 4555 bus line goes from Facteur Cheval station near Boissy-Sous-Saint-Yon to Gare D'Arpajon station. From there you’ll have to take 2 RER lines till Gare D'Arpajon station near Poissy in Paris.

  • How long does it take to travel from Boissy-Sous-Saint-Yon to Poissy in Paris by bus and RER?

    The total travel time between Boissy-Sous-Saint-Yon and Poissy in Paris by bus and RER is about 120 min.

  • Where do I get on the bus near Boissy-Sous-Saint-Yon to get to Poissy in Paris?

    Get on the 4555 bus from the Facteur Cheval stop near Boissy-Sous-Saint-Yon in Paris.

  • Where do I get off the bus when travelling between Boissy-Sous-Saint-Yon and Poissy in Paris?

    Get off the bus at the Gare D'Arpajon station, which is closest to Poissy in Paris.

Popular Routes