How to get from Santeny to Dourdan by RER and bus?

Santeny to Dourdan - Bus Schedule

The 3121 bus from Santeny to Dourdan runs from 05:32 to 21:29, with departures every 10-45 min. The trip takes about 2 hr 26 min, with regular service throughout the operating hours.

From Santeny to Dourdan by RER and bus

To get from Santeny to Dourdan in Paris, you’ll need to take one bus line and 2 RER lines: 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 C RER from Gare D'Austerlitz station to Dourdan station. The total trip duration for this route is approximately 2 hr 26 min. The RER and bus schedule from Santeny may change. We recommend you check the updated RER and bus schedule to Dourdan on the Moovit app.

146min
Walk to bus station
Bus - 31213121
RER - A
RER - A
RER - C
RER - C
Walk to Dourdan
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
    Gare de Lyon
    29 min
  • 7
    Walk to RER station
    Walk to RER station
    Gare D'Austerlitz
    720 m • 10 min
  • 8
    RER - C
    Wait for RER
    C
    Dourdan
  • 9
    Ride to RER station
    Ride to RER station
    Dourdan
    63 min
  • 10
    Walk to Dourdan
    Walk to
    Dourdan
    670 m • 9 min
*Duration based on 8am traffic
The Most Popular Urban Mobility App in Paris.
All local mobility options in one app

Public transit directions from Santeny to Dourdan

The distance between Santeny, Paris and Dourdan, Paris is approximately 83.85 km, which can typically be travelled in 146 min. Moovit will show you the directions from Santeny to Dourdan 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 Santeny to Dourdan

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

    The fastest way takes 146 minutes, using Bus line 3121, RER line A, RER line C.

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

    No, you’ll have to take one bus line and 2 RER lines in total. The total travelling time is 2 hr 26 min.

  • Which bus line goes from Santeny to Dourdan 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 2 RER lines till Gare de Boissy-Saint-Léger station near Dourdan in Paris.

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

    The total travel time between Santeny and Dourdan in Paris by bus and RER is about 2 hr 26 min.

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

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

Popular Routes