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

Cerny to Saclay - RER Schedule

The D RER from Cerny to Saclay runs from 05:40 to 20:11, with departures every 15 min-1 hr. The trip takes about 2 hr 43 min, with regular service throughout the operating hours.

From Cerny to Saclay by RER and bus

To get from Cerny to Saclay in Paris, you’ll need to take one RER line and 2 bus lines: take the D RER from La Ferté-Alais station to Juvisy station. Next, you’ll have to switch to the 399 bus and finally take the 5154 bus from Avenue de L'Europe - Centre Commercial station to Christ de Saclay station. The total trip duration for this route is approximately 2 hr 43 min. The RER and bus schedule from Cerny may change. We recommend you check the updated RER and bus schedule to Saclay on the Moovit app.

163min
Walk to RER stationRER - D
RER - D
Bus - 399399
Bus - 51545154
Walk to Saclay
Leaves from La Ferté-Alais

Step by Step

  • 1
    Walk to RER station
    Walk to RER station
    La Ferté-Alais
    1.15 km • 15 min
  • 2
    RER - D
    Wait for RER
    D
    Juvisy
  • 3
    Ride to RER station
    Ride to RER station
    Juvisy
    37 min
  • 4
    Walk to bus station
    Walk to bus station
    Gare de Juvisy
    70 m • 1 min
  • 5
    Bus - 399399
    Wait for bus
    399
    Gare de Massy - Palaiseau
  • 6
    Ride to bus station
    Ride to bus station
    Avenue de L'Europe - Centre Commercial
    34 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
    37 min
  • 9
    Walk to Saclay
    Walk to
    Saclay
    150 m • 2 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 Cerny to Saclay

The distance between Cerny, Paris and Saclay, Paris is approximately 61.62 km, which can typically be travelled in 163 min. Moovit will show you the directions from Cerny 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 Cerny to Saclay

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

    The fastest way takes 163 minutes, using RER line D, Bus line 399, Bus line 5154.

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

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

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

    The D RER line goes from La Ferté-Alais station near Cerny to Juvisy station. From there you’ll have to take 2 bus lines till Juvisy station near Saclay in Paris.

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

    The total travel time between Cerny and Saclay in Paris by RER and bus is about 2 hr 43 min.

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

    Get on the D RER from the La Ferté-Alais station near Cerny in Paris.

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

    Get off the RER at the Juvisy stop, which is closest to Saclay in Paris.

Popular Routes