How to get from Serris to Saclay by RER and bus?

Serris to Saclay - RER Schedule

The A RER from Serris to Saclay runs from 01:15 to 00:50, with departures every 5 min-4 hr 40 min. The trip takes about 2 hr 3 min, with regular service throughout the operating hours.

From Serris to Saclay by RER and bus

To get from Serris to Saclay in Paris, you’ll need to take 2 RER lines and one bus line: take the A RER from Val D'Europe station to Châtelet - Les Halles station. Next, you’ll have to switch to the B RER and finally take the 5154 bus from Gare de Massy - Palaiseau station to Christ de Saclay station. The total trip duration for this route is approximately 2 hr 3 min. The RER and bus schedule from Serris may change. We recommend you check the updated RER and bus schedule to Saclay on the Moovit app.

123min
Walk to RER stationRER - A
RER - A
RER - B
RER - B
Bus - 51545154
Walk to Saclay
Leaves from Val D'Europe

Step by Step

  • 1
    Walk to RER station
    Walk to RER station
    Val D'Europe
    1.24 km • 16 min
  • 2
    RER - A
    Wait for RER
    A
    Poissy
  • 3
    Ride to RER station
    Ride to RER station
    Châtelet - Les Halles
    39 min
  • 4
    RER - B
    Wait for RER
    B
    Saint-Rémy-Lès-Chevreuse
  • 5
    Ride to RER station
    Ride to RER station
    Massy - Palaiseau
    24 min
  • 6
    Walk to bus station
    Walk to bus station
    Gare de Massy - Palaiseau
    220 m • 3 min
  • 7
    Bus - 51545154
    Wait for bus
    5154
    Saint-Quentin - Gare Routière Des Prés
  • 8
    Ride to bus station
    Ride to bus station
    Christ de Saclay
    27 min
  • 9
    Walk to Saclay
    Walk to
    Saclay
    150 m • 2 min
*Duration based on 8am traffic
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Public transit directions from Serris to Saclay

The distance between Serris, Paris and Saclay, Paris is approximately 67.73 km, which can typically be travelled in 123 min. Moovit will show you the directions from Serris to Saclay 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 Serris to Saclay

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

    The fastest way takes 123 minutes, using RER line A, RER line B, Bus line 5154.

  • Is there a direct RER between Serris and Saclay in Paris?

    No, you’ll have to take 2 RER lines and one bus line in total. The total travelling time is 2 hr 3 min.

  • Which RER line goes from Serris to Saclay in Paris?

    The A RER line goes from Val D'Europe station near Serris to Châtelet - Les Halles station. From there you’ll have to take one RER line and one bus line till Châtelet - Les Halles station near Saclay in Paris.

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

    The total travel time between Serris and Saclay in Paris by RER and bus is about 2 hr 3 min.

  • Where do I get on the RER near Serris to get to Saclay in Paris?

    Get on the A RER from the Val D'Europe station near Serris in Paris.

  • Where do I get off the RER when travelling between Serris and Saclay in Paris?

    Get off the RER at the Châtelet - Les Halles stop, which is closest to Saclay in Paris.

Popular Routes