How to get from Montrouge to Boissy-Le-Sec by RER and bus?

From Montrouge to Boissy-Le-Sec by RER and bus

To get from Montrouge to Boissy-Le-Sec in Paris, you’ll need to take 2 RER lines and one bus line: take the B RER from Laplace station to Saint-Michel Notre-Dame 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 12 min. The RER and bus schedule from Montrouge may change. We recommend you check the updated RER and bus schedule to Boissy-Le-Sec on the Moovit app.

132min
Walk to RER stationRER - B
RER - B
RER - C
RER - C
Bus - 44144414
Walk to Boissy-Le-Sec
Leaves from Laplace

Step by Step

  • 1
    Walk to RER station
    Walk to RER station
    Laplace
    940 m • 13 min
  • 2
    RER - B
    Wait for RER
    B
    Aéroport Charles de Gaulle 2 (Terminal 2)
  • 3
    Ride to RER station
    Ride to RER station
    Saint-Michel Notre-Dame
    12 min
  • 4
    RER - C
    Wait for RER
    C
    Saint-Martin D'Étampes
  • 5
    Ride to RER station
    Ride to RER station
    Étampes
    61 min
  • 6
    Walk to bus station
    Walk to bus station
    Gare D'Étampes
    10 m • 1 min
  • 7
    Bus - 44144414
    Wait for bus
    4414
    Grande Rue
  • 8
    Ride to bus station
    Ride to bus station
    Le Rotoir
    17 min
  • 9
    Walk to Boissy-Le-Sec
    Walk to
    Boissy-Le-Sec
    10 m • 1 min
*Duration based on 8am traffic

From Montrouge to Boissy-Le-Sec by bus

To get from Montrouge to Boissy-Le-Sec in Paris, you’ll need to take 3 bus lines: take the 9115 bus from Porte D'Orléans station to Porte D'Étampes station. Next, you’ll have to switch to the 4413 bus and finally take the 4414 bus from Gare D'Étampes station to Le Rotoir station. The total trip duration for this route is approximately 4 hr 18 min. The RER and bus schedule from Montrouge may change. We recommend you check the updated RER and bus schedule to Boissy-Le-Sec on the Moovit app.

258min
Walk to bus station
Bus - 91159115
Bus - 44134413
Bus - 44144414
Walk to Boissy-Le-Sec
Leaves from Porte D'Orléans

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Porte D'Orléans
    900 m • 12 min
  • 2
    Bus - 91159115
    Wait for bus
    9115
    Porte D'Étampes
  • 3
    Ride to bus station
    Ride to bus station
    Porte D'Étampes
    67 min
  • 4
    Walk to bus station
    Walk to bus station
    Porte D'Étampes
    20 m • 1 min
  • 5
    Bus - 44134413
    Wait for bus
    4413
    Brigeollet
  • 6
    Ride to bus station
    Ride to bus station
    Gare D'Étampes
    31 min
  • 7
    Walk to bus station
    Walk to bus station
    Gare D'Étampes
    20 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
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Public transit directions from Montrouge to Boissy-Le-Sec

The distance between Montrouge, Paris and Boissy-Le-Sec, Paris is approximately 75.24 km, which can typically be travelled in 132 min. Moovit will show you the directions from Montrouge 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 Montrouge to Boissy-Le-Sec

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

From Montrouge to Boissy-Le-Sec by bus

To get from Montrouge to Boissy-Le-Sec in Paris, you’ll need to take 3 bus lines: take the 9115 bus from Porte D'Orléans station to Porte D'Étampes station. Next, you’ll have to switch to the 4413 bus and finally take the 4414 bus from Gare D'Étampes station to Le Rotoir station. The total trip duration for this route is approximately 4 hr 18 min. The RER and bus schedule from Montrouge may change. We recommend you check the updated RER and bus schedule to Boissy-Le-Sec on the Moovit app.

258min
Walk to bus station
Bus - 91159115
Bus - 44134413
Bus - 44144414
Walk to Boissy-Le-Sec
Leaves from Porte D'Orléans

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Porte D'Orléans
    900 m • 12 min
  • 2
    Bus - 91159115
    Wait for bus
    9115
    Porte D'Étampes
  • 3
    Ride to bus station
    Ride to bus station
    Porte D'Étampes
    67 min
  • 4
    Walk to bus station
    Walk to bus station
    Porte D'Étampes
    20 m • 1 min
  • 5
    Bus - 44134413
    Wait for bus
    4413
    Brigeollet
  • 6
    Ride to bus station
    Ride to bus station
    Gare D'Étampes
    31 min
  • 7
    Walk to bus station
    Walk to bus station
    Gare D'Étampes
    20 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

Questions & Answers

  • What is the fastest way to get from Montrouge to Boissy-Le-Sec?

    The fastest way takes 132 minutes, using RER line B, RER line C, Bus line 4414.

  • What is the alternative route to get from Montrouge to Boissy-Le-Sec?

    The alternative route takes 258 minutes, using Bus line 9115, Bus line 4413, Bus line 4414.

  • Is there a direct RER between Montrouge 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 12 min.

  • Which RER line goes from Montrouge to Boissy-Le-Sec in Paris?

    The B RER line goes from Laplace station near Montrouge to Aéroport Charles de Gaulle 2 (Terminal 2) station. From there you’ll have to take one RER line and one bus line till Aéroport Charles de Gaulle 2 (Terminal 2) station near Boissy-Le-Sec in Paris.

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

    The total travel time between Montrouge and Boissy-Le-Sec in Paris by RER and bus is about 2 hr 12 min.

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

    Get on the B RER from the Laplace station near Montrouge in Paris.

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

    Get off the RER at the Aéroport Charles de Gaulle 2 (Terminal 2) stop, which is closest to Boissy-Le-Sec in Paris.

Popular Routes