The average train between Naples and Sion takes 10h 31m and the fastest train takes 8h 9m. The train service runs several times per day from Naples 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 Naples and Sion. The earliest departure is at 7:40 AM in the morning, and the last departure from Naples is at 6:35 PM which arrives into Sion at 10:49 AM. All services require a transfer, and take on average 10h 31m. The schedules shown below are for the next available departures.

8h 14m • 1 change

8h 41m • 1 change
Arrives next day

16h 14m • 1 change

8h 14m • 1 change

8h 41m • 1 change
Arrives next day

16h 14m • 1 change

8h 14m • 1 change

8h 41m • 1 change
Arrives next day

16h 14m • 1 change

8h 14m • 1 change

8h 41m • 1 change
Arrives next day

16h 14m • 1 change
Want to know about travelling from Naples 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 Naples to Sion. However, there are services departing from Naples station and arriving at Sion station via Milano Centrale. The journey, including transfers, takes approximately 10h 31m.
Naples to Sion train services, operated by ItaloTreno, depart from Napoli station.
Naples to Sion train services, operated by ItaloTreno, arrive at Sion station.
Book your Naples to Sion train tickets online with ItaloTreno and Trenitalia EuroCity.
The distance between Naples and Sion is 816.5 km. The road distance is 994 km.
You can take a train from Napoli to Sion via Milano Centrale in around 8h 14m.