The average train between Nantes and Sion takes 10h 14m and the fastest train takes 8h 48m. The train service runs several times per day from Nantes 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 every 4 hours between Nantes and Sion. The earliest departure is at 5:08 AM in the morning, and the last departure from Nantes is at 10:07 PM which arrives into Sion at 11:56 AM. All services require a transfer at Paris Montparnasse Hall 1 - 2 and take an average of 10h 14m. The schedules shown below are for the next available departures.



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Want to know about travelling from Nantes 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 Nantes to Sion. However, there are services departing from Nantes station and arriving at Sion station via Paris Montparnasse Hall 1 - 2. The journey, including transfers, takes approximately 10h 14m.
Nantes to Sion train services, operated by TGV inOui, depart from Nantes station.
Nantes to Sion train services, operated by TGV inOui, arrive at Sion station.
Book your Nantes to Sion train tickets online with TGV inOui, RATP Metro and Swiss Federal Railways (SBB CFF FFS).
The distance between Nantes and Sion is 687.6 km. The road distance is 1,042 km.
You can take a train from Nantes to Sion via Paris Montparnasse Hall 1 - 2, Montparnasse Bienvenue, Quai de la Gare, Paris Gare De Lyon, and Genève in around 9h 14m.