How to get from Boissy-Le-Sec to Chilly-Mazarin by RER, bus and light rail?

From Boissy-Le-Sec to Chilly-Mazarin by RER, bus and light rail

To get from Boissy-Le-Sec to Chilly-Mazarin in Paris, you’ll need to take one bus line, one RER line and one light rail line: take the 4414 bus from Le Rotoir station to Gare D'Étampes station. Next, you’ll have to switch to the C RER and finally take the T12 light rail from Épinay-Sur-Orge station to Chilly-Mazarin station. The total trip duration for this route is approximately 1 hr 30 min. The RER, bus and light rail schedule from Boissy-Le-Sec may change. We recommend you check the updated RER, bus and light rail schedule to Chilly-Mazarin on the Moovit app.

90min
Bus - 44144414
RER - C
RER - C
Light Rail - T12
Light Rail - T12
Leaves from Le Rotoir

Step by Step

  • 1
    Start from bus station
    Start from bus station
    Boissy-Le-Sec
  • 2
    Bus - 44144414
    Wait for bus
    4414
    Gare D'Étampes
  • 3
    Ride to bus station
    Ride to bus station
    Gare D'Étampes
    22 min
  • 4
    Walk to RER station
    Walk to RER station
    Étampes
    10 m • 1 min
  • 5
    RER - C
    Wait for RER
    C
    Saint-Quentin En Yvelines - Montigny-Le-Bretonneux
  • 6
    Ride to RER station
    Ride to RER station
    Épinay-Sur-Orge
    34 min
  • 7
    Walk to light rail station
    Walk to light rail station
    Épinay-Sur-Orge
    410 m • 6 min
  • 8
    Light Rail - T12T12
    Wait for light rail
    T12
    Massy-Palaiseau
  • 9
    Ride to light rail station Chilly-Mazarin
    Ride to light rail station
    Chilly-Mazarin
    8 min
*Duration based on 8am traffic

From Boissy-Le-Sec to Chilly-Mazarin by RER and bus

To get from Boissy-Le-Sec to Chilly-Mazarin in Paris, you’ll need to take 2 bus lines and one RER line: take the 4414 bus from Le Rotoir station to Gare D'Étampes station. Next, you’ll have to switch to the C RER and finally take the 492 bus from Gare de Savigny-Sur-Orge RER station to Gare de Chilly-Mazarin station. The total trip duration for this route is approximately 1 hr 53 min. The RER, bus and light rail schedule from Boissy-Le-Sec may change. We recommend you check the updated RER, bus and light rail schedule to Chilly-Mazarin on the Moovit app.

113min
Bus - 44144414
RER - C
RER - C
Bus - 492
Bus - 492
Walk to Chilly-Mazarin
Leaves from Le Rotoir

Step by Step

  • 1
    Start from bus station
    Start from bus station
    Boissy-Le-Sec
  • 2
    Bus - 44144414
    Wait for bus
    4414
    Gare D'Étampes
  • 3
    Ride to bus station
    Ride to bus station
    Gare D'Étampes
    22 min
  • 4
    Walk to RER station
    Walk to RER station
    Étampes
    10 m • 1 min
  • 5
    RER - C
    Wait for RER
    C
    Saint-Quentin En Yvelines - Montigny-Le-Bretonneux
  • 6
    Ride to RER station
    Ride to RER station
    Gare de Savigny-Sur-Orge
    37 min
  • 7
    Walk to bus station
    Walk to bus station
    Gare de Savigny-Sur-Orge RER
    20 m • 1 min
  • 8
    Bus - 492
    Wait for bus
    492
    Gare de Chilly-Mazarin
  • 9
    Ride to bus station
    Ride to bus station
    Gare de Chilly-Mazarin
    24 min
  • 10
    Walk to Chilly-Mazarin
    Walk to
    Chilly-Mazarin
    30 m • 1 min
*Duration based on 8am traffic
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Public transit directions from Boissy-Le-Sec to Chilly-Mazarin

The distance between Boissy-Le-Sec, Paris and Chilly-Mazarin, Paris is approximately 49.27 km, which can typically be travelled in 90 min. Moovit will show you the directions from Boissy-Le-Sec to Chilly-Mazarin by RER, bus and light rail, so no matter how you choose to travel in Paris – you will always have plenty of easy options.

RER, Bus And Light Rail schedule from Boissy-Le-Sec to Chilly-Mazarin

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

Related Routes

From Boissy-Le-Sec to Chilly-Mazarin by RER and bus

To get from Boissy-Le-Sec to Chilly-Mazarin in Paris, you’ll need to take 2 bus lines and one RER line: take the 4414 bus from Le Rotoir station to Gare D'Étampes station. Next, you’ll have to switch to the C RER and finally take the 492 bus from Gare de Savigny-Sur-Orge RER station to Gare de Chilly-Mazarin station. The total trip duration for this route is approximately 1 hr 53 min. The RER, bus and light rail schedule from Boissy-Le-Sec may change. We recommend you check the updated RER, bus and light rail schedule to Chilly-Mazarin on the Moovit app.

113min
Bus - 44144414
RER - C
RER - C
Bus - 492
Bus - 492
Walk to Chilly-Mazarin
Leaves from Le Rotoir

Step by Step

  • 1
    Start from bus station
    Start from bus station
    Boissy-Le-Sec
  • 2
    Bus - 44144414
    Wait for bus
    4414
    Gare D'Étampes
  • 3
    Ride to bus station
    Ride to bus station
    Gare D'Étampes
    22 min
  • 4
    Walk to RER station
    Walk to RER station
    Étampes
    10 m • 1 min
  • 5
    RER - C
    Wait for RER
    C
    Saint-Quentin En Yvelines - Montigny-Le-Bretonneux
  • 6
    Ride to RER station
    Ride to RER station
    Gare de Savigny-Sur-Orge
    37 min
  • 7
    Walk to bus station
    Walk to bus station
    Gare de Savigny-Sur-Orge RER
    20 m • 1 min
  • 8
    Bus - 492
    Wait for bus
    492
    Gare de Chilly-Mazarin
  • 9
    Ride to bus station
    Ride to bus station
    Gare de Chilly-Mazarin
    24 min
  • 10
    Walk to Chilly-Mazarin
    Walk to
    Chilly-Mazarin
    30 m • 1 min
*Duration based on 8am traffic

Questions & Answers

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

    The fastest way takes 90 minutes, using Bus line 4414, RER line C, Light Rail line T12.

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

    The alternative route takes 113 minutes, using Bus line 4414, RER line C, Bus line 492.

  • Is there a direct bus between Boissy-Le-Sec and Chilly-Mazarin in Paris?

    No, you’ll have to take one bus line, one RER line and one light rail line in total. The total travelling time is 1 hr 30 min.

  • Which bus line goes from Boissy-Le-Sec to Chilly-Mazarin in Paris?

    The 4414 bus line goes from Gare D'Étampes station near Boissy-Le-Sec to Gare D'Étampes station. From there you’ll have to take one RER line and one light rail line till Gare D'Étampes station near Chilly-Mazarin in Paris.

  • How long does it take to travel from Boissy-Le-Sec to Chilly-Mazarin in Paris by bus, RER and light rail?

    The total travel time between Boissy-Le-Sec and Chilly-Mazarin in Paris by bus, RER and light rail is about 1 hr 30 min.

  • Where do I get on the bus near Boissy-Le-Sec to get to Chilly-Mazarin in Paris?

    Get on the 4414 bus from the Gare D'Étampes stop near Boissy-Le-Sec in Paris.

  • Where do I get off the bus when travelling between Boissy-Le-Sec and Chilly-Mazarin in Paris?

    Get off the bus at the Gare D'Étampes station, which is closest to Chilly-Mazarin in Paris.

Popular Routes