How to get from Mezy-Sur-Seine to Champlan by RER and bus?

From Mezy-Sur-Seine to Champlan by RER and bus

To get from Mezy-Sur-Seine to Champlan in Paris, you’ll need to take one bus line and 2 RER lines: take the 5409 bus from Roseland station to Gare de Cergy Saint-Christophe station. Next, you’ll have to switch to the A RER and finally take the B RER from Châtelet - Les Halles station to Palaiseau station. The total trip duration for this route is approximately 2 hr 17 min. The RER and bus schedule from Mezy-Sur-Seine may change. We recommend you check the updated RER and bus schedule to Champlan on the Moovit app.

137min
Walk to bus station
Bus - 54095409
RER - A
RER - A
RER - B
RER - B
Walk to Champlan
Leaves from Roseland

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Roseland
    40 m • 1 min
  • 2
    Bus - 54095409
    Wait for bus
    5409
    Gare de Cergy Préfecture - Quai H
  • 3
    Ride to bus station
    Ride to bus station
    Gare de Cergy Saint-Christophe
    28 min
  • 4
    Walk to RER station
    Walk to RER station
    Cergy Saint-Christophe
    70 m • 1 min
  • 5
    RER - A
    Wait for RER
    A
    Boissy-Saint-Léger
  • 6
    Ride to RER station
    Ride to RER station
    Châtelet - Les Halles
    42 min
  • 7
    RER - B
    Wait for RER
    B
    Saint-Rémy-Lès-Chevreuse
  • 8
    Ride to RER station
    Ride to RER station
    Palaiseau
    28 min
  • 9
    Walk to Champlan
    Walk to
    Champlan
    1.71 km • 22 min
*Duration based on 8am traffic

From Mezy-Sur-Seine to Champlan by RER and train

To get from Mezy-Sur-Seine to Champlan in Paris, you’ll need to take one train line and 2 RER lines: take the J train from Gare de Juziers station to Conflans Fin D'Oise station. Next, you’ll have to switch to the A RER and finally take the B RER from Châtelet - Les Halles station to Palaiseau station. The total trip duration for this route is approximately 2 hr 29 min. The RER and bus schedule from Mezy-Sur-Seine may change. We recommend you check the updated RER and bus schedule to Champlan on the Moovit app.

149min
Walk to train stationTrain - J
Train - J
RER - A
RER - A
RER - B
RER - B
Walk to Champlan
Leaves from Gare de Juziers

Step by Step

  • 1
    Walk to train station
    Walk to train station
    Gare de Juziers
    1.78 km • 23 min
  • 2
    Train - J
    Wait for train
    J
    Gare Saint-Lazare
  • 3
    Ride to train station
    Ride to train station
    Conflans Fin D'Oise
    26 min
  • 4
    RER - A
    Wait for RER
    A
    Boissy-Saint-Léger
  • 5
    Ride to RER station
    Ride to RER station
    Châtelet - Les Halles
    32 min
  • 6
    RER - B
    Wait for RER
    B
    Saint-Rémy-Lès-Chevreuse
  • 7
    Ride to RER station
    Ride to RER station
    Palaiseau
    28 min
  • 8
    Walk to Champlan
    Walk to
    Champlan
    1.71 km • 22 min
*Duration based on 8am traffic
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Public transit directions from Mezy-Sur-Seine to Champlan

The distance between Mezy-Sur-Seine, Paris and Champlan, Paris is approximately 78.46 km, which can typically be travelled in 137 min. Moovit will show you the directions from Mezy-Sur-Seine to Champlan 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 Mezy-Sur-Seine to Champlan

To check the RER and bus schedule from Mezy-Sur-Seine to Champlan using the Moovit app, first download and open the app on your smartphone. Enter your starting point (Mezy-Sur-Seine) and destination (Champlan), 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 Mezy-Sur-Seine to Champlan by RER and train

To get from Mezy-Sur-Seine to Champlan in Paris, you’ll need to take one train line and 2 RER lines: take the J train from Gare de Juziers station to Conflans Fin D'Oise station. Next, you’ll have to switch to the A RER and finally take the B RER from Châtelet - Les Halles station to Palaiseau station. The total trip duration for this route is approximately 2 hr 29 min. The RER and bus schedule from Mezy-Sur-Seine may change. We recommend you check the updated RER and bus schedule to Champlan on the Moovit app.

149min
Walk to train stationTrain - J
Train - J
RER - A
RER - A
RER - B
RER - B
Walk to Champlan
Leaves from Gare de Juziers

Step by Step

  • 1
    Walk to train station
    Walk to train station
    Gare de Juziers
    1.78 km • 23 min
  • 2
    Train - J
    Wait for train
    J
    Gare Saint-Lazare
  • 3
    Ride to train station
    Ride to train station
    Conflans Fin D'Oise
    26 min
  • 4
    RER - A
    Wait for RER
    A
    Boissy-Saint-Léger
  • 5
    Ride to RER station
    Ride to RER station
    Châtelet - Les Halles
    32 min
  • 6
    RER - B
    Wait for RER
    B
    Saint-Rémy-Lès-Chevreuse
  • 7
    Ride to RER station
    Ride to RER station
    Palaiseau
    28 min
  • 8
    Walk to Champlan
    Walk to
    Champlan
    1.71 km • 22 min
*Duration based on 8am traffic

Questions & Answers

  • What is the fastest way to get from Mezy-Sur-Seine to Champlan?

    The fastest way takes 137 minutes, using Bus line 5409, RER line A, RER line B.

  • What is the alternative route to get from Mezy-Sur-Seine to Champlan?

    The alternative route takes 149 minutes, using Train line J, RER line A, RER line B.

  • Is there a direct bus between Mezy-Sur-Seine and Champlan in Paris?

    No, you’ll have to take one bus line and 2 RER lines in total. The total travelling time is 2 hr 17 min.

  • Which bus line goes from Mezy-Sur-Seine to Champlan in Paris?

    The 5409 bus line goes from Roseland station near Mezy-Sur-Seine to Gare de Cergy Préfecture - Quai H station. From there you’ll have to take 2 RER lines till Gare de Cergy Préfecture - Quai H station near Champlan in Paris.

  • How long does it take to travel from Mezy-Sur-Seine to Champlan in Paris by bus and RER?

    The total travel time between Mezy-Sur-Seine and Champlan in Paris by bus and RER is about 2 hr 17 min.

  • Where do I get on the bus near Mezy-Sur-Seine to get to Champlan in Paris?

    Get on the 5409 bus from the Roseland stop near Mezy-Sur-Seine in Paris.

  • Where do I get off the bus when travelling between Mezy-Sur-Seine and Champlan in Paris?

    Get off the bus at the Gare de Cergy Préfecture - Quai H station, which is closest to Champlan in Paris.

Popular Routes