The carpooling lines of the Plateau de Saclay
The first L1 line allows you to reach Guyancourt from Cernay-la-Ville and Gif-sur-Yvette. From September, 2 new lines are also opening!
Carpooling lines near you?
Go to the interactive map to discover all the Île-de-France Mobilités carpooling lines and find the stops near you.
Opening hours
The first carpooling line between Cernay-la-Ville, Guyancourt and Gif-sur-Yvette is open from Monday to Friday, excluding public holidays, from 4 a.m. to 11 p.m.
Are you a passenger?
Journeys are free for the first few months of the line's operation!
No driver? No problem! After 10 minutes, our support will contact you to offer you an alternative solution.
Are you a driver?
Your journeys can bring you:
- €0.50 per trip of more than 5 km during rush hour*
- +€2 per passenger transported over more than 2 km
* Rush hour: 6 a.m. to 9 a.m. / 4 p.m. to 7 p.m.
Don't have a smartphone?
Carpool by SMS:
- Meet at your stop
- Locate the code displayed at the stop
- Send this code by SMS to 06 44 64 42 73
Install the app and start carpooling!
- 1. Scan the QR Code with your phone
- 2. Click on the link
- 3. Download the app
