PUBLIC transport RER - B
If you come from Paris, you can use the public transport, the line coming to Orsay is the RER line B direction Orsay or Saint-Rémy-lès-Chevreuse, you should stay at the station Orsay-Ville. Tickets are available at the train station.
RER line B, Orsay-Ville station. RATP: se déplacer
Orsay campus
Open to visitors' vehicles from Monday to Friday, from 7am to 10pm. Saturday from 7h to 14h. Outside these hours, access by permission only.