How to get from Grisy-Suisnes to Champlan by RER and bus?

From Grisy-Suisnes to Champlan by RER and bus

To get from Grisy-Suisnes to Champlan in Paris, you’ll need to take one bus line and 2 RER lines: take the 3121 bus from Maréchal Joffre station to Gare de Boissy-Saint-Léger 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 10 min.

130min
Walk to bus station
Bus - 31213121
RER - A
RER - A
RER - B
RER - B
Walk to Champlan
Leaves from Maréchal Joffre

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Maréchal Joffre
    40 m • 1 min
  • 2
    Bus - 31213121
    Wait for bus
    3121
    Gare de Boissy-Saint-Léger
  • 3
    Ride to bus station
    Ride to bus station
    Gare de Boissy-Saint-Léger
    37 min
  • 4
    Walk to RER station
    Walk to RER station
    Boissy-Saint-Léger
    70 m • 1 min
  • 5
    RER - A
    Wait for RER
    A
    Saint-Germain-En-Laye
  • 6
    Ride to RER station
    Ride to RER station
    Châtelet Les Halles
    31 min
  • 7
    RER - B
    Wait for RER
    B
    Saint-Rémy-Lès-Chevreuse
  • 8
    Ride to RER station
    Ride to RER station
    Palaiseau
    27 min
  • 9
    Walk to Champlan
    Walk to
    Champlan
    1.71 km • 22 min
*Duration based on 8am traffic
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Public transit directions from Grisy-Suisnes to Champlan

The distance between Grisy-Suisnes, Paris and Champlan, Paris is approximately 65.94 km, which can typically be travelled in 130 min. Moovit will show you the directions from Grisy-Suisnes to Champlan by RER and bus, so no matter how you choose to travel in Paris – you will always have plenty of easy options.

Public transit stations close to Grisy-Suisnes

Grisy-Suisnes is located at Grisy-Suisnes, Paris and the nearest public transit station is Maréchal Joffre.

Bus stations close to Grisy-Suisnes:

  • Maréchal Joffre
  • Petit Grisy
  • Village

Public transit stations close to Champlan, Paris

Champlan is located at Champlan, Paris and the nearest public transit station is Ambroise Croizat.

Bus stations close to Champlan:

  • Ambroise Croizat
  • Cosmonautes - Stalingrad
  • Pierre Curie

RER stations close to Champlan:

  • Palaiseau - Villebon
  • Palaiseau

Related Routes

Questions & Answers

  • What is the fastest way to get from Grisy-Suisnes to Champlan?

    The fastest way takes 130 minutes, using Bus line 3121, RER line A, RER line B.

  • Is there a direct bus between Grisy-Suisnes 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 10 min.

  • Which bus line goes from Grisy-Suisnes to Champlan in Paris?

    The 3121 bus line goes from Maréchal Joffre station near Grisy-Suisnes to Gare de Boissy-Saint-Léger station. From there you’ll have to take 2 RER lines till Gare de Boissy-Saint-Léger station near Champlan in Paris

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

    The total travel time between Grisy-Suisnes and Champlan in Paris by bus and RER is about 2 hr 10 min.

  • Where do I get on the bus near Grisy-Suisnes to get to Champlan in Paris?

    Get on the 3121 bus from the Maréchal Joffre stop near Grisy-Suisnes in Paris.

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

    Get off the bus at the Gare de Boissy-Saint-Léger station, which is closest to Champlan in Paris.

Popular Routes