How to get from Croissy-Sur-Seine to Boissy-Le-Sec by RER and bus?

From Croissy-Sur-Seine to Boissy-Le-Sec by RER and bus

To get from Croissy-Sur-Seine to Boissy-Le-Sec in Paris, you’ll need to take 2 RER lines and one bus line: take the A RER from Chatou - Croissy station to Gare de Lyon station. Next, you’ll have to switch to the C RER and finally take the 4414 bus from Gare D'Étampes station to Le Rotoir station. The total trip duration for this route is approximately 2 hr 43 min. The RER and bus schedule from Croissy-Sur-Seine may change. We recommend you check the updated RER and bus schedule to Boissy-Le-Sec on the Moovit app.

163min
Walk to RER stationRER - A
RER - A
RER - C
RER - C
Bus - 44144414
Walk to Boissy-Le-Sec
Leaves from Chatou - Croissy

Step by Step

  • 1
    Walk to RER station
    Walk to RER station
    Chatou - Croissy
    1.43 km • 19 min
  • 2
    RER - A
    Wait for RER
    A
    Marne-La-Vallée Chessy
  • 3
    Ride to RER station
    Ride to RER station
    Gare de Lyon
    25 min
  • 4
    Walk to RER station
    Walk to RER station
    Gare D'Austerlitz
    720 m • 10 min
  • 5
    RER - C
    Wait for RER
    C
    Saint-Martin D'Étampes
  • 6
    Ride to RER station
    Ride to RER station
    Étampes
    58 min
  • 7
    Walk to bus station
    Walk to bus station
    Gare D'Étampes
    10 m • 1 min
  • 8
    Bus - 44144414
    Wait for bus
    4414
    Grande Rue
  • 9
    Ride to bus station
    Ride to bus station
    Le Rotoir
    17 min
  • 10
    Walk to Boissy-Le-Sec
    Walk to
    Boissy-Le-Sec
    10 m • 1 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 Croissy-Sur-Seine to Boissy-Le-Sec

The distance between Croissy-Sur-Seine, Paris and Boissy-Le-Sec, Paris is approximately 87.85 km, which can typically be travelled in 163 min. Moovit will show you the directions from Croissy-Sur-Seine to Boissy-Le-Sec 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 Croissy-Sur-Seine to Boissy-Le-Sec

To check the RER and bus schedule from Croissy-Sur-Seine to Boissy-Le-Sec using the Moovit app, first download and open the app on your smartphone. Enter your starting point (Croissy-Sur-Seine) and destination (Boissy-Le-Sec), 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 Croissy-Sur-Seine to Boissy-Le-Sec?

    The fastest way takes 163 minutes, using RER line A, RER line C, Bus line 4414.

  • Is there a direct RER between Croissy-Sur-Seine and Boissy-Le-Sec in Paris?

    No, you’ll have to take 2 RER lines and one bus line in total. The total travelling time is 2 hr 43 min.

  • Which RER line goes from Croissy-Sur-Seine to Boissy-Le-Sec in Paris?

    The A RER line goes from Chatou - Croissy station near Croissy-Sur-Seine to Gare de Lyon station. From there you’ll have to take one RER line and one bus line till Gare de Lyon station near Boissy-Le-Sec in Paris.

  • How long does it take to travel from Croissy-Sur-Seine to Boissy-Le-Sec in Paris by RER and bus?

    The total travel time between Croissy-Sur-Seine and Boissy-Le-Sec in Paris by RER and bus is about 2 hr 43 min.

  • Where do I get on the RER near Croissy-Sur-Seine to get to Boissy-Le-Sec in Paris?

    Get on the A RER from the Chatou - Croissy station near Croissy-Sur-Seine in Paris.

  • Where do I get off the RER when travelling between Croissy-Sur-Seine and Boissy-Le-Sec in Paris?

    Get off the RER at the Gare de Lyon stop, which is closest to Boissy-Le-Sec in Paris.

Popular Routes