Heathrow to Sion Trains

Heathrow to Sion trains

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Trip Overview

The average train between Heathrow and Sion takes 11h 28m and the fastest train takes 9h 28m. The train service runs several times per day from Heathrow 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.

11h 28m
Duration: 1,136 km
Distance: CHF 352
Average price: Every 4 hours
Frequency

Train

best

Take the train from London St Pancras Intl to Paris Nordtrain Eil
Take the train from Paris Gare De Lyon to Genevetrain Tgv
Take the train from Genève to Siontrain Ec / ...

10h 8m

CHF 292–468

Heathrow to Sion train times

Trains run every 4 hours between Heathrow and Sion. The earliest departure is at 3:06 AM at night, and the last departure from Heathrow is at 6:58 PM which arrives into Sion at 11:56 AM. All services require a transfer at King's Cross St. Pancras station and take an average of 11h 28m. The schedules shown below are for the next available departures.

Departing Saturday, October 17, 2026

5:25 AM → 3:56 PM
9h 31m • 4 changes
7:00 AM → 5:56 PM
9h 56m • 4 changes
9:28 AM → 7:56 PM
9h 28m • 4 changes
10:25 AM → 9:56 PM
10h 31m • 4 changes
Show more

Departing Sunday, October 18, 2026

6:57 AM → 5:56 PM
9h 59m • 4 changes
9:26 AM → 7:56 PM
9h 30m • 4 changes
10:26 AM → 9:56 PM
10h 30m • 4 changes
1:27 PM → 12:26 AM
Arrives next day
9h 59m • 4 changes
Show more

Departing Monday, October 19, 2026

5:53 AM → 4:56 PM
10h 3m • 4 changes
9:27 AM → 7:56 PM
9h 29m • 4 changes
11:27 AM → 9:56 PM
9h 29m • 4 changes
1:27 PM → 12:26 AM
Arrives next day
9h 59m • 4 changes
Show more

Departing Tuesday, October 20, 2026

5:53 AM → 4:56 PM
10h 3m • 4 changes
9:27 AM → 7:56 PM
9h 29m • 4 changes
11:27 AM → 9:56 PM
9h 29m • 4 changes
1:27 PM → 12:26 AM
Arrives next day
9h 59m • 4 changes
Show more

Departing Wednesday, October 21, 2026

5:53 AM → 4:56 PM
10h 3m • 4 changes
9:27 AM → 7:56 PM
9h 29m • 4 changes
11:27 AM → 9:56 PM
9h 29m • 4 changes
1:27 PM → 12:26 AM
Arrives next day
9h 59m • 4 changes
Show more

Departing Thursday, October 22, 2026

5:53 AM → 4:56 PM
10h 3m • 4 changes
9:27 AM → 7:56 PM
9h 29m • 4 changes
11:27 AM → 9:56 PM
9h 29m • 4 changes
1:27 PM → 12:26 AM
Arrives next day
9h 59m • 4 changes
Show more

Departing Friday, October 23, 2026

3:06 AM → 3:56 PM
11h 50m • 4 changes
6:57 AM → 5:56 PM
9h 59m • 4 changes
9:27 AM → 7:56 PM
9h 29m • 4 changes
11:27 AM → 9:56 PM
9h 29m • 4 changes
Show more

Frequently asked questions

Want to know about travelling from Heathrow 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.