- Recommended
Musée d'art du Valais
Art museum in the Château de la Majorie, presenting Swiss and Valais art in a historic setting near Sion’s old town.
Cheapest price on 12 Oct
£19
Average ticket price on 12 Oct
£57
Fastest journey on 12 Oct
1 h 25 m
Average journey duration on 12 Oct
1 h 35 m
Flights on 12 Oct
6
Distance
802 km
The best way to find a cheap flight ticket from London to Sion is to book your journey as far in advance as possible and to avoid travelling at rush hour.
The average ticket from London to Sion will cost around £57 if you buy it on the day, but you can find cheap flight tickets today for only £19.
On Mon 12 Oct, we found 6 flights from London to Sion, including 6 direct services.
These direct flights cover the 802 km distance in an average of 1 h 35 m but if you time it right, some flights will get you there in just 1 h 25 m .
The slowest flights will take 1 h 40 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.










Flights from London to Sion depart on average 62 times per day, taking around 2h 43m. Cheap flight tickets for this journey start at £22 if you book in advance.
There are 14 flights per day. The earliest flight runs at 06:00, the last at 22:50. The fastest flight covers the 802 km distance in 1h 30m. March is the cheapest month to fly.
Distance 802 km |
Average flight duration 2h 43m |
Cheapest ticket price £22 |
Flights per day 62 |
Direct flights 14 |
Fastest flight 1h 30m |
First flight 6:00 |
Last flight 22:50 |
Cheapest Month Mar |
Cheapest Day Sat |
High Season Jan - Mar |
Low Season Apr - Jun |
Best time to book 1 day |
The table below shows live departures for London to Sion flights for today, Sunday 11 October. You can also manually refresh the results below to see updated flight journeys.
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
![]() | 5:30 London | 1h55 | 7:25 Sion | 0 changesdirect | |
![]() | 6:15 London | 1h40 | 7:55 Sion | 0 changesdirect | |
![]() | 6:30 London | 1h55 | 8:25 Sion | 0 changesdirect | |
![]() | 7:10 London | 1h30 | 8:40 Sion | 0 changesdirect | |
![]() | 17:45 London | 1h30 | 19:15 Sion | 0 changesdirect |
Find all the dates and times for this journey
Discover the best of Sion — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Sion trip today.
Art museum in the Château de la Majorie, presenting Swiss and Valais art in a historic setting near Sion’s old town.
Archaeology museum with artefacts from prehistory to the Roman period, offering strong context for the region’s long settlement history.
Small gallery space in Sion hosting changing contemporary art exhibitions, useful for seeing current regional and Swiss artists.
Historic quarter below Valère and Tourbillon, with narrow lanes, old houses and one of the most characterful walks in the city.
Atmospheric old town street lined with historic buildings, shops and cafés, ideal for strolling between Sion’s main monuments.
Main old town square framed by historic facades, frequently used for markets and events and a practical starting point for exploring Sion.
Melted Raclette cheese scraped over potatoes and pickles. A Valais classic tied closely to alpine dairying and one of the region’s signature meals.
A hearty Valais cheese fondue, usually made with local mountain cheeses and white wine. It is a social winter staple across the canton.
Air-dried beef from Valais, cured in the dry mountain climate. It is prized for its deep flavour and commonly served in thin slices.
Popular traditional restaurant known for Raclette, fondue and other Valais specialities in a warm, rustic setting near the old town.
Refined dining in Sion with seasonal cuisine, polished service and a smart atmosphere suited to a more leisurely evening meal.
Established café and brasserie style venue for pastries, coffee, light meals and relaxed people-watching in central Sion.
Sion is costly versus many European cities: hotels, dining and local travel are priced at typical Swiss levels, though supermarket meals and regional passes can help.
Service is usually included. Round up a little in restaurants, cafés and taxis for good service, such as CHF 1-5 or up to about 10%.
Find answers to the most common questions about traveling from London to Sion by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at Sion, this guide helps you travel smarter and with confidence.

Most London to Sion flights use the London Heathrow Airport to Geneva International Airport airport pair. Use this guide to compare London and Sion airports on this route, check city-centre transport, alongside checking practicalities like airport facilities and services.
London City Airport is 12 km from London city centre. Public transport options include:
London City Airport has practical services for this route, including Wifi, Shopping, Parking, ATM, Taxis, Accessibility, WC, Lounge and Lost and Found Office.
Free Wi-Fi available throughout the airport. ATMs are located in the terminal.
Lost and found is available at the station.
Available at London City Airport: Parking, Taxis, WC.
Accessibility facilities are available at London City Airport: Elevators, ramps.
London Heathrow Airport is 23 km from London city centre. Public transport options include:
London Heathrow Airport has practical services for this route, including Wifi, Shopping, Parking, ATM, Taxis, Accessibility, WC, Shower, Lounge and Lost and Found Office.
Free Wi-Fi available throughout the airport for up to 4 hours. ATMs are located in all terminals, offering multiple currencies.
Lost and found is available at the station.
Available at London Heathrow Airport: Parking, Taxis, WC.
Accessibility facilities are available at London Heathrow Airport: Assistance.
London Gatwick Airport is 1 km from London city centre. Public transport options include:
London Gatwick Airport has practical services for this route, including Wifi, Shopping, Parking, ATM, Taxis, Accessibility, WC, Shower, Lounge and Lost and Found Office.
Free Wi-Fi available throughout the airport for 90 minutes. ATMs are located in both terminals, offering multiple currencies.
Lost and found is available at the station.
Available at London Gatwick Airport: Parking, Taxis, WC.
Accessibility facilities are available at London Gatwick Airport: Assistance.
Here are some other resources that might have the information you need