How to get from Orsay to Boissy-Le-Chatel by RER, bus and train?

From Orsay to Boissy-Le-Chatel by RER, bus and train

To get from Orsay to Boissy-Le-Chatel in Paris, you’ll need to take one RER line, one train line and one bus line: take the B RER from Le Guichet station to Gare du Nord station. Next, you’ll have to switch to the P train and finally take the 7701 bus from Gare de Coulommiers station to Champauger station. The total trip duration for this route is approximately 2 hr 55 min. The RER, bus and train schedule from Orsay may change. We recommend you check the updated RER, bus and train schedule to Boissy-Le-Chatel on the Moovit app.

175min
Walk to RER stationRER - B
RER - B
Train - P
Train - P
Bus - 77017701
Leaves from Le Guichet

Step by Step

  • 1
    Walk to RER station
    Walk to RER station
    Le Guichet
    1.21 km • 16 min
  • 2
    RER - B
    Wait for RER
    B
    Aéroport Charles de Gaulle 2 (Terminal 2)
  • 3
    Ride to RER station
    Ride to RER station
    Gare du Nord
    44 min
  • 4
    Walk to train station
    Walk to train station
    Gare de L'Est
    760 m • 10 min
  • 5
    Train - P
    Wait for train
    P
    Coulommiers
  • 6
    Ride to train station
    Ride to train station
    Coulommiers
    64 min
  • 7
    Walk to bus station
    Walk to bus station
    Gare de Coulommiers
    40 m • 1 min
  • 8
    Bus - 77017701
    Wait for bus
    7701
    Covoiturage
  • 9
    Ride to bus station Champauger
    Ride to bus station
    Champauger
    10 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 Orsay to Boissy-Le-Chatel

The distance between Orsay, Paris and Boissy-Le-Chatel, Paris is approximately 104.6 km, which can typically be travelled in 175 min. Moovit will show you the directions from Orsay to Boissy-Le-Chatel by RER, bus and train, so no matter how you choose to travel in Paris – you will always have plenty of easy options.

RER, Bus And Train schedule from Orsay to Boissy-Le-Chatel

To check the RER, bus and train schedule from Orsay to Boissy-Le-Chatel using the Moovit app, first download and open the app on your smartphone. Enter your starting point (Orsay) and destination (Boissy-Le-Chatel), then select the desired date and time of travel. Moovit will show all available RER, bus and train routes, estimated travel times, and any required transfers. You can view detailed departure and arrival times for each RER, bus and train, 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, bus and train schedules.

Related Routes

Questions & Answers

  • What is the fastest way to get from Orsay to Boissy-Le-Chatel?

    The fastest way takes 175 minutes, using RER line B, Train line P, Bus line 7701.

  • Is there a direct RER between Orsay and Boissy-Le-Chatel in Paris?

    No, you’ll have to take one RER line, one train line and one bus line in total. The total travelling time is 2 hr 55 min.

  • Which RER line goes from Orsay to Boissy-Le-Chatel in Paris?

    The B RER line goes from Le Guichet station near Orsay to Gare du Nord station. From there you’ll have to take one train line and one bus line till Gare du Nord station near Boissy-Le-Chatel in Paris.

  • How long does it take to travel from Orsay to Boissy-Le-Chatel in Paris by RER, train and bus?

    The total travel time between Orsay and Boissy-Le-Chatel in Paris by RER, train and bus is about 2 hr 55 min.

  • Where do I get on the RER near Orsay to get to Boissy-Le-Chatel in Paris?

    Get on the B RER from the Le Guichet station near Orsay in Paris.

  • Where do I get off the RER when travelling between Orsay and Boissy-Le-Chatel in Paris?

    Get off the RER at the Gare du Nord stop, which is closest to Boissy-Le-Chatel in Paris.

Popular Routes