The average train between Rennes and Sion takes 10h 17m and the fastest train takes 7h 21m. The train service runs several times per day from Rennes to Sion. 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 3 times a day between Rennes and Sion. The earliest departure is at 7:48 AM in the morning, and the last departure from Rennes is at 10:35 PM which arrives into Sion at 12:56 PM. All services require a transfer at Paris Montparnasse 1 Et 2 and take an average of 10h 17m. The schedules shown below are for the next available departures.




7h 21m • 4 changes




7h 22m • 4 changes
Arrives next day




15h 21m • 4 changes




7h 21m • 4 changes




7h 22m • 4 changes
Arrives next day




15h 21m • 4 changes




7h 21m • 4 changes




7h 22m • 4 changes
Arrives next day




15h 21m • 4 changes




7h 21m • 4 changes




7h 21m • 4 changes
Arrives next day




15h 21m • 4 changes




7h 21m • 4 changes




7h 21m • 4 changes
Arrives next day




15h 21m • 4 changes
Want to know about travelling from Rennes to Sion? 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 Rennes to Sion. However, there are services departing from Rennes station and arriving at Sion station via Paris Montparnasse 1 Et 2. The journey, including transfers, takes approximately 10h 17m.
Rennes to Sion train services, operated by TGV inOui, depart from Rennes station.
Rennes to Sion train services, operated by TGV inOui, arrive at Sion station.
Book your Rennes to Sion train tickets online with TGV inOui, RATP Metro and 2 other operators.
The distance between Rennes and Sion is 713.5 km. The road distance is 930 km.
You can take a train from Rennes to Sion via Paris Montparnasse 1 Et 2, Montparnasse Bienvenue, Bercy, Gare de Lyon, Paris Gare De Lyon, and Lausanne in around 7h 58m.