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

From Champlan to Poissy by RER and bus

To get from Champlan to Poissy in Paris, you’ll need to take one bus line and 2 RER lines: take the 199 bus from Butte Chaumont station to Palaiseau Ville station. Next, you’ll have to switch to the B RER and finally take the A RER from Châtelet Les Halles station to Poissy station. The total trip duration for this route is approximately 1 hr 36 min. The RER and bus schedule from Champlan may change. We recommend you check the updated RER and bus schedule to Poissy on the Moovit app.

96min
Walk to bus station
Bus - 199199
RER - B
RER - B
RER - A
RER - A
Leaves from Butte Chaumont

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Butte Chaumont
    20 m • 1 min
  • 2
    Bus - 199199
    Wait for bus
    199
    Hôpital Paris-Saclay
  • 3
    Ride to bus station
    Ride to bus station
    Palaiseau Ville
    11 min
  • 4
    Walk to RER station
    Walk to RER station
    Palaiseau
    580 m • 8 min
  • 5
    RER - B
    Wait for RER
    B
    Aéroport Charles de Gaulle 2 (Terminal 2)
  • 6
    Ride to RER station
    Ride to RER station
    Châtelet Les Halles
    27 min
  • 7
    RER - A
    Wait for RER
    A
    Poissy
  • 8
    Ride to RER station Poissy
    Ride to RER station
    Poissy
    34 min
*Duration based on 8am traffic

From Champlan to Poissy by RER

To get from Champlan to Poissy in Paris, take the B RER from Palaiseau station to Châtelet Les Halles station. Next, take the A RER from Châtelet Les Halles station to Poissy station. The total trip duration for this route is approximately 1 hr 37 min. The RER and bus schedule from Champlan may change. We recommend you check the updated RER and bus schedule to Poissy on the Moovit app.

97min
Walk to RER stationRER - B
RER - B
RER - A
RER - A
Leaves from Palaiseau

Step by Step

  • 1
    Walk to RER station
    Walk to RER station
    Palaiseau
    1.71 km • 22 min
  • 2
    RER - B
    Wait for RER
    B
    Aéroport Charles de Gaulle 2 (Terminal 2)
  • 3
    Ride to RER station
    Ride to RER station
    Châtelet Les Halles
    27 min
  • 4
    RER - A
    Wait for RER
    A
    Poissy
  • 5
    Ride to RER station Poissy
    Ride to RER station
    Poissy
    34 min
*Duration based on 8am traffic
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Public transit directions from Champlan to Poissy

The distance between Champlan, Paris and Poissy, Paris is approximately 51.33 km, which can typically be travelled in 96 min. Moovit will show you the directions from Champlan 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 Champlan to Poissy

To check the RER and bus schedule from Champlan to Poissy using the Moovit app, first download and open the app on your smartphone. Enter your starting point (Champlan) 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

From Champlan to Poissy by RER

To get from Champlan to Poissy in Paris, take the B RER from Palaiseau station to Châtelet Les Halles station. Next, take the A RER from Châtelet Les Halles station to Poissy station. The total trip duration for this route is approximately 1 hr 37 min. The RER and bus schedule from Champlan may change. We recommend you check the updated RER and bus schedule to Poissy on the Moovit app.

97min
Walk to RER stationRER - B
RER - B
RER - A
RER - A
Leaves from Palaiseau

Step by Step

  • 1
    Walk to RER station
    Walk to RER station
    Palaiseau
    1.71 km • 22 min
  • 2
    RER - B
    Wait for RER
    B
    Aéroport Charles de Gaulle 2 (Terminal 2)
  • 3
    Ride to RER station
    Ride to RER station
    Châtelet Les Halles
    27 min
  • 4
    RER - A
    Wait for RER
    A
    Poissy
  • 5
    Ride to RER station Poissy
    Ride to RER station
    Poissy
    34 min
*Duration based on 8am traffic

Questions & Answers

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

    The fastest way takes 96 minutes, using Bus line 199, RER line B, RER line A.

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

    The alternative route takes 97 minutes, using RER line B, RER line A.

  • Is there a direct bus between Champlan and Poissy in Paris?

    No, you’ll have to take one bus line and 2 RER lines in total. The total travelling time is 1 hr 36 min.

  • Which bus line goes from Champlan to Poissy in Paris?

    The 199 bus line goes from Butte Chaumont station near Champlan to Hôpital Paris-Saclay station. From there you’ll have to take 2 RER lines till Hôpital Paris-Saclay station near Poissy in Paris.

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

    The total travel time between Champlan and Poissy in Paris by bus and RER is about 1 hr 36 min.

  • Where do I get on the bus near Champlan to get to Poissy in Paris?

    Get on the 199 bus from the Butte Chaumont stop near Champlan in Paris.

  • Where do I get off the bus when travelling between Champlan and Poissy in Paris?

    Get off the bus at the Hôpital Paris-Saclay station, which is closest to Poissy in Paris.

Popular Routes