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

From Montmorency to Poissy by RER and bus

To get from Montmorency to Poissy in Paris, you’ll need to take one bus line and 2 RER lines: take the 9509 bus from Fontaine Renée station to Gare de Garges Sarcelles station. Next, you’ll have to switch to the D 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 26 min. The RER and bus schedule from Montmorency may change. We recommend you check the updated RER and bus schedule to Poissy on the Moovit app.

86min
Walk to bus station
Bus - 95099509
RER - D
RER - D
RER - A
RER - A
Leaves from Fontaine Renée

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Fontaine Renée
    210 m • 3 min
  • 2
    Bus - 95099509
    Wait for bus
    9509
    Gare de Roissypole - Aéroport Cdg1 (C3)
  • 3
    Ride to bus station
    Ride to bus station
    Gare de Garges Sarcelles
    14 min
  • 4
    Walk to RER station
    Walk to RER station
    Garges - Sarcelles
    20 m • 1 min
  • 5
    RER - D
    Wait for RER
    D
    Combs-La-Ville - Quincy
  • 6
    Ride to RER station
    Ride to RER station
    Châtelet - Les Halles
    20 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
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Public transit directions from Montmorency to Poissy

The distance between Montmorency, Paris and Poissy, Paris is approximately 48.99 km, which can typically be travelled in 86 min. Moovit will show you the directions from Montmorency 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 Montmorency to Poissy

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

Questions & Answers

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

    The fastest way takes 86 minutes, using Bus line 9509, RER line D, RER line A.

  • Is there a direct bus between Montmorency 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 26 min.

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

    The 9509 bus line goes from Fontaine Renée station near Montmorency to Gare de Garges Sarcelles station. From there you’ll have to take 2 RER lines till Gare de Garges Sarcelles station near Poissy in Paris.

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

    The total travel time between Montmorency and Poissy in Paris by bus and RER is about 1 hr 26 min.

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

    Get on the 9509 bus from the Fontaine Renée stop near Montmorency in Paris.

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

    Get off the bus at the Gare de Garges Sarcelles station, which is closest to Poissy in Paris.

Popular Routes