How to get from Santeny to Trappes by RER, bus and train?

From Santeny to Trappes by RER, bus and train

To get from Santeny to Trappes in Paris, you’ll need to take one bus line, one RER line and one train line: take the 3121 bus from Libération station to Gare de Boissy-Saint-Léger station. Next, you’ll have to switch to the A RER and finally take the U train from La Défense (Grande Arche) station to Trappes station. The total trip duration for this route is approximately 2 hr 5 min.

125min
Walk to bus station
Bus - 31213121
RER - A
RER - A
Train - U
Train - U
Walk to Trappes
Leaves from Libération

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Libération
    10 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
    11 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
    La Défense (Grande Arche)
    41 min
  • 7
    Train - U
    Wait for train
    U
    La Verrière
  • 8
    Ride to train station
    Ride to train station
    Trappes
    37 min
  • 9
    Walk to Trappes
    Walk to
    Trappes
    1.11 km • 15 min
*Duration based on 8am traffic

Alternative route from Santeny to Trappes by RER, bus and train via 451, A and U

To get from Santeny to Trappes in Paris, you’ll need to take one bus line, one RER line and one train line: take the 451 bus from Le Marais station to Gare de Boissy-Saint-Léger station. Next, you’ll have to switch to the A RER and finally take the U train from La Défense (Grande Arche) station to Trappes station. The total trip duration for this route is approximately 2 hr 38 min.

158min
Walk to bus station
Bus - 451451
RER - A
RER - A
Train - U
Train - U
Walk to Trappes
Leaves from Le Marais

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Le Marais
    350 m • 5 min
  • 2
    Bus - 451451
    Wait for bus
    451
    Gare de Boissy-Saint-Léger
  • 3
    Ride to bus station
    Ride to bus station
    Gare de Boissy-Saint-Léger
    30 min
  • 4
    Walk to RER station
    Walk to RER station
    Boissy-Saint-Léger
    90 m • 2 min
  • 5
    RER - A
    Wait for RER
    A
    Saint-Germain-En-Laye
  • 6
    Ride to RER station
    Ride to RER station
    La Défense (Grande Arche)
    41 min
  • 7
    Train - U
    Wait for train
    U
    La Verrière
  • 8
    Ride to train station
    Ride to train station
    Trappes
    37 min
  • 9
    Walk to Trappes
    Walk to
    Trappes
    1.11 km • 15 min
*Duration based on 8am traffic
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Public transit directions from Santeny to Trappes

The distance between Santeny, Paris and Trappes, Paris is approximately 66.15 km, which can typically be travelled in 125 min. Moovit will show you the directions from Santeny to Trappes by RER, bus and train, so no matter how you choose to travel in Paris – you will always have plenty of easy options.

Public transit stations close to Santeny

Santeny is located at Santeny, Paris and the nearest public transit station is Libération.

Bus stations close to Santeny:

  • Libération
  • Le Marais
  • Rn Santeny

Public transit stations close to Trappes, Paris

Trappes is located at Trappes, Paris and the nearest public transit station is Saint-Quentin En Yvelines - Montigny-Le-Bretonneux.

Train stations close to Trappes:

  • Saint-Quentin En Yvelines - Montigny-Le-Bretonneux
  • Fontenay-Le-Fleury
  • Trappes

Bus stations close to Trappes:

  • Yves Farge
  • Centre Commercial Les Merisiers
  • Paul Langevin

Related Routes

Alternative route from Santeny to Trappes by RER, bus and train via 451, A and U

To get from Santeny to Trappes in Paris, you’ll need to take one bus line, one RER line and one train line: take the 451 bus from Le Marais station to Gare de Boissy-Saint-Léger station. Next, you’ll have to switch to the A RER and finally take the U train from La Défense (Grande Arche) station to Trappes station. The total trip duration for this route is approximately 2 hr 38 min.

158min
Walk to bus station
Bus - 451451
RER - A
RER - A
Train - U
Train - U
Walk to Trappes
Leaves from Le Marais

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Le Marais
    350 m • 5 min
  • 2
    Bus - 451451
    Wait for bus
    451
    Gare de Boissy-Saint-Léger
  • 3
    Ride to bus station
    Ride to bus station
    Gare de Boissy-Saint-Léger
    30 min
  • 4
    Walk to RER station
    Walk to RER station
    Boissy-Saint-Léger
    90 m • 2 min
  • 5
    RER - A
    Wait for RER
    A
    Saint-Germain-En-Laye
  • 6
    Ride to RER station
    Ride to RER station
    La Défense (Grande Arche)
    41 min
  • 7
    Train - U
    Wait for train
    U
    La Verrière
  • 8
    Ride to train station
    Ride to train station
    Trappes
    37 min
  • 9
    Walk to Trappes
    Walk to
    Trappes
    1.11 km • 15 min
*Duration based on 8am traffic

Questions & Answers

  • What is the fastest way to get from Santeny to Trappes?

    The fastest way takes 125 minutes, using Bus line 3121, RER line A, Train line U.

  • What is the alternative route to get from Santeny to Trappes?

    The alternative route takes 158 minutes, using Bus line 451, RER line A, Train line U.

  • Is there a direct bus between Santeny and Trappes in Paris?

    No, you’ll have to take one bus line, one RER line and one train line in total. The total travelling time is 2 hr 5 min.

  • Which bus line goes from Santeny to Trappes in Paris?

    The 3121 bus line goes from Libération station near Santeny to Gare de Boissy-Saint-Léger station. From there you’ll have to take one RER line and one train line till Gare de Boissy-Saint-Léger station near Trappes in Paris

  • How long does it take to travel from Santeny to Trappes in Paris by bus, RER and train?

    The total travel time between Santeny and Trappes in Paris by bus, RER and train is about 2 hr 5 min.

  • Where do I get on the bus near Santeny to get to Trappes in Paris?

    Get on the 3121 bus from the Libération stop near Santeny in Paris.

  • Where do I get off the bus when travelling between Santeny and Trappes in Paris?

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

Popular Routes