The average train between Gare d'Austerlitz and Orsay takes 43 min and the fastest train takes 40 min. The train runs at least 3 times per hour from Gare d'Austerlitz to Orsay. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run every 20 minutes between Gare d'Austerlitz and Orsay. The earliest departure is at 5:29 AM in the morning, and the last departure from Gare d'Austerlitz is at 11:14 PM which arrives into Orsay at 12:02 AM. All services require a transfer, and take on average 43 min. The schedules shown below are for the next available departures.

45 min • 1 change

42 min • 1 change

48 min • 1 change

44 min • 1 change
Want to know about travelling from Gare d'Austerlitz to Orsay? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct train from Gare d'Austerlitz to Orsay. However, there are services departing from Gare d'Austerlitz station and arriving at Orsay station via Orsay - Ville. The journey, including transfers, takes approximately 43 min.
Gare d'Austerlitz to Orsay train services, operated by Société Nationale des Chemins de fer Français (SNCF), depart from Saint-Michel Notre-Dame station.
Gare d'Austerlitz to Orsay train services, operated by Société Nationale des Chemins de fer Français (SNCF), arrive at Orsay - Ville station.
The distance between Gare d'Austerlitz and Orsay is 20.9 km. The road distance is 26 km.
Réseau Express Régional (RER Paris) operates a train from Saint-Michel Notre-Dame to Orsay - Ville every 20 minutes. Tickets cost €4–6 and the journey takes 34 min.