London LON to Sion SIR flight with easyJet

Sun 12 Jul
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Ryanair
Swiss
British Airways
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Journey information

Overview: London to Sion flight

United KingdomUnited Kingdom
SwitzerlandSwitzerland
Icon of flight

Flights from London to Sion depart on average 116 times per day, taking around 1h 43m. Cheap flight tickets for this journey start at £18 if you book in advance.

There are 30 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 25m. May is the cheapest month to fly.

Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Distance
802 km
Average flight duration
1h 43m
Cheapest ticket price
£18
Flights per day
116
Direct flights
30
Fastest flight
1h 25m
First flight
6:00
Last flight
22:50
Cheapest Month
May
Cheapest Day
Sat
High Season
Jan - Mar
Low Season
Apr - Jun
Best time to book
14 days
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information

The cheapest and fastest flights from London to Sion

Showing times and prices for 12 Jul

Cheapest price

£20

Average price

£57

Fastest journey

1 h 30 m

Average duration

1 h 42 m

Flights per day

5

Distance

802 km

Cheap tickets

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 £20.

Fast flights

Of the 5 flights that leave London for Sion every day 5 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.

These direct flights cover the 802 km distance in an average of 1 h 42 m but if you time it right, some flights will get you there in just 1 h 30 m .

The slowest flights will take 1 h 55 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.

  • Ryanair
    5:301h55
    London
    7:25Sion
    £201One-way
    0 changes
  • Ryanair
    6:301h55
    London
    8:25Sion
    £221One-way
    0 changes
  • easyJet
    7:101h30
    London
    8:40Sion
    £251One-way
    0 changes
  • easyJet
    6:151h40
    London
    7:55Sion
    £781One-way
    0 changes
  • easyJet
    17:451h30
    London
    19:15Sion
    £1381One-way
    0 changes

Travel Information

Compare train, coach and flight for London to Sion

Omio recommends booking the flight as it is the most popular option from London to Sion among Omio's users. If you are prioritising price take the flight with prices starting from £18. For those with little time consider booking a flight which can get you there in 1h 43m. The ticket price range depends on the travel mode: a flight costs an average of £18, and a train costs an average of £295.

Distance: 802 km

Compare flight with

Most popular
Flight
Train
Coach

£52

Average Price

Cheapest

£306

Average Price

£107

Average Price

4h 43m

Average total duration

Fastest

1h 43m

Onboard

+

3h 0m

Additional time*

11h 24m

Average total duration

10h 54m

Onboard

+

30m

Additional time*

33h 2m

Average total duration

32h 32m

Onboard

+

30m

Additional time*

Direct Options

Direct Options

Direct Options

Live departures

London to Sion flight times

The table below shows live departures for London to Sion flights for today, Saturday 11 July. You can also manually refresh the results below to see updated flight journeys.

Last updated at
ProviderDepartsDurationArrivesChanges
Tickets
RyanairFR 4645:55 London Stansted Airport
1h55
8:50 Turin Airport0 changesdirect
British AirwaysBA7426:10 London Heathrow Airport
1h40
8:50 Geneva International Airport0 changesdirect
British AirwaysBA742+SBBIR 90 1821 | 18216:10 London Heathrow Airport
7h46
14:56 Gare de Sion1 change
British AirwaysBA742+SBBIR 90 1819 | 18196:10 London Heathrow Airport
6h46
13:56 Gare de Sion1 change
British AirwaysBA742+SBBIC 907 | 907 · IR 95 1719 | 17196:10 London Heathrow Airport
6h09
13:19 Gare de Sion2 changes
Air FranceAF1381 · AF1442+SBBIR 90 1831 | 18316:15 London Heathrow Airport
12h41
19:56 Gare de Sion2 changes
Air FranceAF1381 · AF18426:15 London Heathrow Airport
3h55
11:10 Geneva International Airport1 change
Air FranceAF1381 · AF14426:15 London Heathrow Airport
6h35
13:50 Geneva International Airport1 change
Air FranceAF1381 · AF1342+SBBIR 90 1833 | 18336:15 London Heathrow Airport
13h41
20:56 Gare de Sion2 changes
Air FranceAF1381 · AF13426:15 London Heathrow Airport
10h10
17:25 Geneva International Airport1 change
Air FranceAF1381 · AF1442+SBBIR 90 1833 | 18336:15 London Heathrow Airport
13h41
20:56 Gare de Sion2 changes
KLMKL1000 · KL19356:30 London Heathrow Airport
9h00
16:30 Geneva International Airport1 change
KLMKL1000 · KL1931+SBBIR 90 1821 | 18216:30 London Heathrow Airport
7h26
14:56 Gare de Sion2 changes
KLMKL1000 · KL19316:30 London Heathrow Airport
3h40
11:10 Geneva International Airport1 change
KLMKL1000 · KL1931+SBBIR 90 1831 | 18316:30 London Heathrow Airport
12h26
19:56 Gare de Sion2 changes
KLMKL1000 · KL1935+SBBIR 90 1831 | 18316:30 London Heathrow Airport
12h26
19:56 Gare de Sion2 changes
KLMKL1000 · KL19336:30 London Heathrow Airport
6h05
13:35 Geneva International Airport1 change
easyJetU22533+SBBIR 90 1831 | 18317:15 London Luton Airport
11h41
19:56 Gare de Sion1 change
easyJetU225337:15 London Luton Airport
1h45
10:00 Geneva International Airport0 changesdirect
easyJetU22533+SBBIR 90 1819 | 18197:15 London Luton Airport
5h41
13:56 Gare de Sion1 change
easyJetU22533+SBBIR 90 1821 | 18217:15 London Luton Airport
6h41
14:56 Gare de Sion1 change
KLMKL978 · KL19397:45 London City Airport
13h30
22:15 Geneva International Airport1 change
KLMKL978 · KL1935+SBBIR 90 1831 | 18317:45 London City Airport
11h11
19:56 Gare de Sion2 changes
KLMKL978 · KL19357:45 London City Airport
7h45
16:30 Geneva International Airport1 change
KLMKL978 · KL19337:45 London City Airport
4h50
13:35 Geneva International Airport1 change
KLMKL978 · KL19297:45 London City Airport
23h35
8:20 Geneva International Airport1 change
KLMKL978 · KL19317:45 London City Airport
26h25
11:10 Geneva International Airport1 change
KLMKL978 · KL1933+SBBIR 90 1831 | 18317:45 London City Airport
11h11
19:56 Gare de Sion2 changes
KLMKL978 · KL1933+SBBIR 90 1833 | 18337:45 London City Airport
12h11
20:56 Gare de Sion2 changes
easyJetU284838:05 London Gatwick Airport
1h40
10:45 EuroAirport Basel Mulhouse Freiburg0 changesdirect
VuelingVY6009 · VY62028:10 London Gatwick Airport
9h35
18:45 Geneva International Airport1 change
SBBIR 90 1821 | 1821+easyJetU284878:10 London Gatwick Airport
5h46
14:56 Gare de Sion1 change
SBBIR 90 1831 | 1831+easyJetU284878:10 London Gatwick Airport
10h46
19:56 Gare de Sion1 change
SBBIR 90 1833 | 1833+easyJetU284878:10 London Gatwick Airport
11h46
20:56 Gare de Sion1 change
easyJetU284878:10 London Gatwick Airport
1h40
10:50 Geneva International Airport0 changesdirect
British AirwaysBA744+SBBIR 90 1831 | 18318:15 London Heathrow Airport
10h41
19:56 Gare de Sion1 change
British AirwaysBA744+SBBIR 90 1821 | 18218:15 London Heathrow Airport
5h41
14:56 Gare de Sion1 change
British AirwaysBA7448:15 London Heathrow Airport
1h40
10:55 Geneva International Airport0 changesdirect
British AirwaysBA744+SBBIR 90 1833 | 18338:15 London Heathrow Airport
11h41
20:56 Gare de Sion1 change
British AirwaysBA7608:20 London Heathrow Airport
1h40
11:00 EuroAirport Basel Mulhouse Freiburg0 changesdirect
British AirwaysBA7468:45 London Heathrow Airport
1h40
11:25 Geneva International Airport0 changesdirect
British AirwaysBA746+SBBIR 90 1821 | 18218:45 London Heathrow Airport
5h11
14:56 Gare de Sion1 change
British AirwaysBA746+SBBIR 90 1831 | 18318:45 London Heathrow Airport
10h11
19:56 Gare de Sion1 change
British AirwaysBA746+SBBIR 90 1833 | 18338:45 London Heathrow Airport
11h11
20:56 Gare de Sion1 change
Air FranceAF1681 · AF14428:55 London Heathrow Airport
3h55
13:50 Geneva International Airport1 change
Air FranceAF1681 · AF10428:55 London Heathrow Airport
9h55
19:50 Geneva International Airport1 change
Air FranceAF1681 · AF13428:55 London Heathrow Airport
7h30
17:25 Geneva International Airport1 change
Air FranceAF1681 · AF12428:55 London Heathrow Airport
12h00
21:55 Geneva International Airport1 change
VuelingVY7831 · VY62029:10 London Gatwick Airport
8h35
18:45 Geneva International Airport1 change
SwissLX431 · LX2806+SBBIR 90 1831 | 18319:25 London Gatwick Airport
9h31
19:56 Gare de Sion2 changes
SwissLX431 · LX28069:25 London Gatwick Airport
3h30
13:55 Geneva International Airport1 change
SwissLX431 · LX2806+SBBIR 90 1833 | 18339:25 London Gatwick Airport
10h31
20:56 Gare de Sion2 changes
SwissLX431 · LX2806+SBBIC 1 731 | 731 · IR 95 1731 | 17319:25 London Gatwick Airport
8h54
19:19 Gare de Sion3 changes
VuelingVY6651 · VY62029:55 London Heathrow Airport
7h50
18:45 Geneva International Airport1 change
KLMKL984 · KL193110:00 London City Airport
24h10
11:10 Geneva International Airport1 change
KLMKL984 · KL194910:00 London City Airport
10h50
21:50 EuroAirport Basel Mulhouse Freiburg1 change
KLMKL984 · KL193910:00 London City Airport
11h15
22:15 Geneva International Airport1 change
KLMKL984 · KL1935+SBBIC 1 733 | 733 · IR 95 1733 | 173310:00 London City Airport
9h19
20:19 Gare de Sion3 changes
KLMKL984 · KL193710:00 London City Airport
7h35
18:35 Geneva International Airport1 change
KLMKL984 · KL193510:00 London City Airport
5h30
16:30 Geneva International Airport1 change
KLMKL984 · KL192910:00 London City Airport
21h20
8:20 Geneva International Airport1 change
KLMKL984 · KL194710:00 London City Airport
6h55
17:55 EuroAirport Basel Mulhouse Freiburg1 change
KLMKL984 · KL193310:00 London City Airport
26h35
13:35 Geneva International Airport1 change
KLMKL984 · KL1935+SBBIR 90 1833 | 183310:00 London City Airport
9h56
20:56 Gare de Sion2 changes
KLMKL984 · KL1935+SBBIR 90 1831 | 183110:00 London City Airport
8h56
19:56 Gare de Sion2 changes
KLMKL984 · KL194310:00 London City Airport
22h45
9:45 EuroAirport Basel Mulhouse Freiburg1 change
VuelingVY6021 · VY620210:55 London Gatwick Airport
6h50
18:45 Geneva International Airport1 change
SBBIR 90 1831 | 1831+easyJetU2848911:00 London Gatwick Airport
7h56
19:56 Gare de Sion1 change
SBBIR 90 1833 | 1833+easyJetU2848911:00 London Gatwick Airport
8h56
20:56 Gare de Sion1 change
easyJetU2848911:00 London Gatwick Airport
1h40
13:40 Geneva International Airport0 changesdirect
SBBIC 1 731 | 731 · IR 95 1731 | 1731+easyJetU2848911:00 London Gatwick Airport
7h19
19:19 Gare de Sion2 changes
Air FranceAF1581 · AF1342+SBBIR 90 1833 | 183311:30 London Heathrow Airport
8h26
20:56 Gare de Sion2 changes
Air FranceAF1581 · AF104211:30 London Heathrow Airport
7h20
19:50 Geneva International Airport1 change
Air FranceAF1581 · AF1342+SBBIC 1 735 | 735 · IR 95 1735 | 173511:30 London Heathrow Airport
8h49
21:19 Gare de Sion3 changes
Air FranceAF1581 · AF124211:30 London Heathrow Airport
9h25
21:55 Geneva International Airport1 change
Air FranceAF1581 · AF134211:30 London Heathrow Airport
4h55
17:25 Geneva International Airport1 change
KLMKL1006 · KL1935+SBBIC 1 733 | 733 · IR 95 1733 | 173311:45 London Heathrow Airport
7h34
20:19 Gare de Sion3 changes
KLMKL1006 · KL1935+SBBIR 90 1833 | 183311:45 London Heathrow Airport
8h11
20:56 Gare de Sion2 changes
KLMKL1006 · KL193711:45 London Heathrow Airport
5h50
18:35 Geneva International Airport1 change
KLMKL1006 · KL1935+SBBIR 90 1831 | 183111:45 London Heathrow Airport
7h11
19:56 Gare de Sion2 changes
KLMKL1006 · KL193911:45 London Heathrow Airport
9h30
22:15 Geneva International Airport1 change
KLMKL1006 · KL193511:45 London Heathrow Airport
3h45
16:30 Geneva International Airport1 change
easyJetU2253712:40 London Luton Airport
1h45
15:25 Geneva International Airport0 changesdirect
easyJetU22537+SBBIC 1 731 | 731 · IR 95 1731 | 173112:40 London Luton Airport
5h39
19:19 Gare de Sion2 changes
easyJetU22537+SBBIR 90 1831 | 183112:40 London Luton Airport
6h16
19:56 Gare de Sion1 change
easyJetU22537+SBBIR 90 1833 | 183312:40 London Luton Airport
7h16
20:56 Gare de Sion1 change
RyanairFR 46613:50 London Stansted Airport
1h55
16:45 Turin Airport0 changesdirect
Air BalticLX333+SwissLX281013:50 London Heathrow Airport
4h05
18:55 Geneva International Airport1 change
British AirwaysBA750+SBBIR 90 1833 | 183314:15 London Heathrow Airport
5h41
20:56 Gare de Sion1 change
British AirwaysBA750+SBBIC 1 735 | 735 · IR 95 1735 | 173514:15 London Heathrow Airport
6h04
21:19 Gare de Sion2 changes
British AirwaysBA75014:15 London Heathrow Airport
1h45
17:00 Geneva International Airport0 changesdirect
Air FranceAF1781 · AF104214:45 London Heathrow Airport
4h05
19:50 Geneva International Airport1 change
KLMKL1010 · KL193914:45 London Heathrow Airport
6h30
22:15 Geneva International Airport1 change
Air FranceAF1781 · AF124214:45 London Heathrow Airport
6h10
21:55 Geneva International Airport1 change
Ryanair UKRK 418215:25 London Stansted Airport
1h35
18:00 EuroAirport Basel Mulhouse Freiburg0 changesdirect
KLMKL1012 · KL193917:10 London Heathrow Airport
4h05
22:15 Geneva International Airport1 change
SwissLX325 · LX281617:15 London Heathrow Airport
3h45
22:00 Geneva International Airport1 change
easyJetU2849517:50 London Gatwick Airport
1h40
20:30 Geneva International Airport0 changesdirect
VuelingVY7825 · VY626019:40 London Gatwick Airport
16h00
12:40 EuroAirport Basel Mulhouse Freiburg1 change
VuelingVY7825 · VY620019:40 London Gatwick Airport
11h40
8:20 Geneva International Airport1 change
British AirwaysBA76420:15 London Heathrow Airport
1h35
22:50 EuroAirport Basel Mulhouse Freiburg0 changesdirect
British AirwaysBA75620:30 London Heathrow Airport
1h35
23:05 Geneva International Airport0 changesdirect
VuelingVY6653 · VY620020:50 London Heathrow Airport
10h30
8:20 Geneva International Airport1 change
VuelingVY6653 · VY620220:50 London Heathrow Airport
14h55
12:45 Geneva International Airport1 change

This is the last flight of the day.

Find all the dates and times for this journey

Compare prices and tickets London to Sion by train, coach or flight

Compare train, coach and flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.

Sun
12 Jul
Mon
13 Jul
Tue
14 Jul
Wed
15 Jul
Thu
16 Jul
Fri
17 Jul
Sat
18 Jul

Why should you book London to Sion flights with Omio?

easyJet as well as Ryanair, Swiss, British Airways and more offer flights services from London to Sion.
Omio is an official ticket reseller for all your travel options from London to Sion.

Why book with Omio vs easyJet?

  • Compare with other providers: On Omio, you can not only buy tickets for easyJet, but also compare tickets for the likes of Ryanair, Swiss or British Airways to find the best option for your trip from London to Sion.
  • Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
  • Compare all your options: Omio allows you to compare easyJet with all available travel options, which are train, bus and flight to ensure you get the best deal for traveling from London to Sion.

Why book with Omio over Edreams, Kayak or Skyscanner?

  • Compare with other providers: On Omio, you can also compare tickets for the likes of Ryanair, Swiss or British Airways to find the best option for your trip from London to Sion.
  • Multiple modes of transport: Omio allows you to compare travel options including train, bus and flight to find the ideal travel option from London to Sion.

Airlines: easyJet, Ryanair, Swiss, British Airways from London to SionFind the best flights between London to Sion with Omio's travel partners easyJet, Ryanair, Swiss, British Airways from £18. We can find you the best deals, schedules and tickets when comparing and booking the best trip.

Swiss

About
Swiss is Switzerland’s leading airline, offering Economy and Business Class fares for your next trip.
Luggage & cancellation policy
Average Duration
1h 45m
Cheapest Price
£79
Swiss frequency
10 a day
Luggage included
1 carry-on bag (8 kg max) and 1 personal item included in Economy Classic and above.
Additional luggage
Additional bags can be purchased, prices vary by route and timing of purchase.
Cancellation Policy
Refund depends on fare type - Economy Light non-refundable, Economy Classic/Business partially refundable with fee.
Pregnant on board
Travel permitted until end of 36th week for single pregnancies, end of 32nd week for multiple pregnancies. Medical certificate required after 28th week.
Unaccompagned minor
Unaccompanied minor service available for children aged 5-11 (mandatory) and 12-17 (optional). Service fee applies.
Amenities on board the airplane
Wifi
Food sold onboard
USB plugs
Accessibility
Swiss provides assistance for passengers with reduced mobility. Wheelchair assistance available upon request.
Pets
Small pets in cabin (up to 8 kg including container), larger animals in hold. Advance booking required.
Entertaiment on board
Learn more about Swiss

British Airways

About
British Airways (BA) is the United Kingdom’s flag carrier airline with headquarters in London near its main hub at London Heathrow Airport (LHR). BA is the second largest UK-based airline in terms of fleet size and number of passengers carried. Known as a full-service global airline, British Airways offers year-round low fares to destinations worldwide and flies to and from centrally-located airports. Its extensive global route network includes more than 170 destinations in nearly 80 countries throughout Europe, North America, South America, Asia, Africa and Australia. syn p British Airways (BA) is the flag carrier airline of the United Kingdom with its headquarters in London near its main hub at London Heathrow Airport (LHR). Known as a full-service global airline, BA offers low fares year-round to destinations around the globe and flies to and from centrally-located airports. Its extensive global route network includes more than 170 destinations in nearly 80 countries throughout Europe, North America, South America, Asia, Africa and Australia. BA is also the second largest airline based in the UK in terms of its fleet size and number of passengers carried.
Luggage & cancellation policy
Average Duration
1h 40m
Cheapest Price
£72
Luggage included
Economy Basic includes 1 cabin bag (max 23kg, 56x45x25cm) plus 1 personal item (40x30x15cm)
Additional luggage
Additional checked bags can be purchased, with prices varying by route and fare class
Cancellation Policy
Cancellation policy depends on ticket type - Basic tickets non-refundable, Flexible tickets can be cancelled for a full refund
Pregnant on board
Travel permitted until end of 36th week for single pregnancies, end of 32nd week for multiple pregnancies. Medical clearance required after 28th weeks
Unaccompagned minor
Young flyers aged 5-11 can travel alone using British Airways' Skyflyer Solo service. Service must be booked in advance and is available on most routes
Amenities on board the airplane
Wifi
Food sold onboard
USB plugs
Accessibility
British Airways provides assistance for passengers with reduced mobility, including wheelchair assistance and special assistance through airports.
Pets
Pets travel in the hold except assistance dogs. Advance booking required. Only cats and dogs accepted on most routes
Entertaiment on board
Learn more about British Airways

easyJet

About
easyJet is a British multinational low-cost airline headquartered at London Luton Airport (LTN). It’s the largest UK-based carrier based on the number of passengers carried. easyJet flies to over 150 destinations across Europe and North Africa, making it a popular budget airline for travelers. To keep fares as low as possible, easyJet tickets are non-refundable and no complimentary snacks are provided onboard. All fare types include allowance of one small personal bag, while additional fees apply for carry-on luggage and checked luggage. syn p easyJet is a British multinational budget airline headquartered at London Luton Airport (LTN) and the largest UK-based airline based on the number of passengers carried. easyJet flies to more than 150 destinations in Europe and North Africa, making it a very popular low-cost carrier for travelers. To keep fares as low as possible, tickets are non-refundable, and no complimentary snacks are served onboard. All easyJet fare types include allowance of one small personal bag, while additional fees apply for travelers bringing hand luggage and checked luggage.
Luggage & cancellation policy
Average Duration
1h 25m
Cheapest Price
£25
Luggage included
Only small under seat bag (45x36x20 cm) included
Additional luggage
Hold luggage up to 23kg can be purchased
Cancellation Policy
Flights can be changed up to 2 hours before departure for a fee plus fare difference; no refunds unless flights are cancelled by easyJet
Pregnant on board
Expectant mothers can fly up to the end of week 35 for single pregnancies, end of week 32 for multiple pregnancies. Medical certificate required if beyond week 28
Unaccompagned minor
Children aged 5-14 can travel as unaccompanied minors for a fee of £37 per child per flight
Amenities on board the airplane
Wifi
USB plugs
Accessibility
easyJet provides special assistance for passengers with reduced mobility, including wheelchair assistance and support for hidden disabilities through the Sunflower lanyard scheme
Learn more about easyJet

Ryanair

About
Ryanair is one of Europe’s largest and most popular low-cost airlines, headquartered in Ireland. It offers affordable flights to destinations across the continent, often operating to smaller or secondary airports outside major cities to keep fares low. All Ryanair tickets include an allowance for one small personal bag, with additional fees for cabin baggage and checked luggage. Known for its extensive network and budget-friendly fares, Ryanair makes it easy to travel quickly and affordably to popular European destinations.
Luggage & cancellation policy
Average Duration
1h 35m
Cheapest Price
£18
Luggage included
One small personal bag (40x20x25cm)
Additional luggage
10kg bag (55x40x20cm) or 20kg checked bag available for purchase
Cancellation Policy
Non-refundable tickets. Flight changes possible with fee plus fare difference. Free changes within 24h of booking
Pregnant on board
Up to 28th week of pregnancy can fly freely. Between 28-36 weeks, medical certificate required. Not allowed after 36 weeks
Unaccompagned minor
Unaccompanied minor service available for ages 5-12, €60 per flight. Must be booked at least 7 days before departure
Amenities on board the airplane
Accessibility
Ryanair provides assistance for passengers with reduced mobility, must be booked at least 48 hours before flight
Learn more about Ryanair

FAQs: London to Sion flights

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.

FAQs
Cheap plane tickets from London to Sion can start from as little as £18 when you book in advance. The average flight ticket price for London to Sion is £52; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The average journey time by plane from London to Sion is 1h 25m to travel the 802 km long route. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.
The earliest flight from London to Sion leaves at 6:00. Plan your trip with the Journey Planner   from Omio.
The latest flight from London to Sion leaves at 22:50.
Yes, there are 30 direct flights a day from London to Sion with easyJet, Ryanair, Swiss, British Airways. Schedules can vary on holidays or weekends with fewer direct flights.
When taking a flight from London to Sion, you can count on easyJet, Ryanair, Swiss, British Airways for the best way to get you to Sion. You can also check all possible airlines who offer a service between London and Sion and compare the amenities they offer before buying a plane ticket.
Flights from London to Sion generally leave from London Heathrow Airport and arrive in Geneva International Airport .London Heathrow Airport is 23 km away from London city centre and Geneva International Airport is 1 km from Sion city centre.
The cheapest month for a flight from London to Sion is May.
It's helpful to compare your options as there are 3 ways to travel between London and Sion including taking a train, coach and flight.
There is a time difference of 1 h between London and Sion all year round.
For international flights we recommend to arrive 2.5 to 3 hours before departure. Please check the website of your departure airport if in doubt. Some airports may offer booking time slots for security checks or offer additional information on when to get there based on time of day.
Most airlines permit carry-on bags that fit within specific dimensions (e.g., 22 x 14 x 9 inches or 56 x 36 x 23 cm), including handles and wheels. Bags must fit in the overhead bin or under the seat in front of you.
Many airlines impose weight limits, commonly ranging between 7 kg (15 lbs) and 12 kg (26 lbs). Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you. Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.
The list of items prohibited on an airplane varies by country and airline, but in general, the following items are not allowed in carry-on or checked baggage: Weapons and self-defence items, sharp objects, flammable materials, explosives, toxic substances, or liquids over 100ml (except for medications and baby essentials). In checked baggage, firearms (without authorization), explosives, large lithium batteries, and hazardous chemicals are prohibited. Electronic cigarettes must be in carry-on bags, while alcohol and dry ice have restrictions. Always check with your airline for specific regulations.

popular airports

Important Stations and Airports in London and Sion

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.

Departure airports in London
Arrival airports in Sion

Which London airport do flights to Sion leave from?

Flights from London to Sion depart from London Heathrow Airport. The airport is 23 km from London city centre at Longford TW6, United Kingdom.
London Heathrow Airport (LHR)Longford TW6, United KingdomWifiShoppingParkingATMTaxisAccessibilityWCShowerLoungeLost and Found Office
City-centre transport

Getting to London Heathrow Airport from London city centre

London Heathrow Airport is 23 km from London city centre. Public transport options include:

TrainElizabeth, London Paddington - Heathrow Terminal 4, London Paddington - Heathrow Terminal 5 · 15m · £31 · every ~3 min
Elizabeth · 35m · £15 · every ~8 min
BusUkn14, Ukn02, Uk043, Uk042, Ukn23, Ukxn10, Ukn49 · 50m · £2 · every ~1 min
Ukxn10 · 50m · £3 · every ~1 min
Ukxn10 · 50m · £3 · every ~1 min
N9 · 1h 11m · £2 · every ~4 min
SubwayPiccadilly · 47m · £19 · every ~27 min

London Heathrow Airport airport facilities and services

London Heathrow Airport has practical services for this route, including Wifi, Shopping, Parking, ATM, Taxis, Accessibility, WC, Shower, Lounge and Lost and Found Office.

Wi-Fi and ATMs

Free Wi-Fi available throughout the airport for up to 4 hours. ATMs are located in all terminals, offering multiple currencies.

Luggage and lost property

Lost and found is available at the station.

Parking, taxis and toilets

Available at London Heathrow Airport: Parking, Taxis, WC.

Accessibility

Accessibility facilities are available at London Heathrow Airport: Assistance.

More about London Heathrow Airport
London City Airport (LCY)Hartmann Rd, Royal Docks, London E16 2PX, United KingdomWifiShoppingParkingATMTaxisAccessibilityWCLoungeLost and Found Office
City-centre transport

Getting to London City Airport from London city centre

London City Airport is 12 km from London city centre. Public transport options include:

TrainDlr · 23m · £2 · every ~27 min
Dlr · 23m · £2 · every ~27 min
Bus473 · 40m · £28 · every ~23 min

London City Airport airport facilities and services

London City Airport has practical services for this route, including Wifi, Shopping, Parking, ATM, Taxis, Accessibility, WC, Lounge and Lost and Found Office.

Wi-Fi and ATMs

Free Wi-Fi available throughout the airport. ATMs are located in the terminal.

Luggage and lost property

Lost and found is available at the station.

Parking, taxis and toilets

Available at London City Airport: Parking, Taxis, WC.

Accessibility

Accessibility facilities are available at London City Airport: Elevators, ramps.

More about London City Airport
London Gatwick Airport (LGW)Horley, Gatwick RH6 0NP, United KingdomWifiShoppingParkingATMTaxisAccessibilityWCShowerLoungeLost and Found Office
City-centre transport

Getting to London Gatwick Airport from London city centre

London Gatwick Airport is 1 km from London city centre. Public transport options include:

TrainLondon Victoria - Littlehampton, London Victoria - Portsmouth Harbour, London Victoria - Eastbourne, London Victoria - Ore, London Victoria - Brighton, London Victoria - Arundel, London Victoria - Polegate, London Victoria - Lewes, London Victoria - Chichester, London Victoria - Angmering, London Victoria - Hastings, London Victoria - Three Bridges, London Victoria - Gatwick Airport, London Victoria - Horsham, London Victoria - Portsmouth & Southsea, London Victoria - Bognor Regis, London Victoria - Worthing, London Victoria - Barnham · 33m · £22 · every ~12 min
London Victoria - Brighton, London Victoria - Bognor Regis, London Victoria - Portsmouth Harbour, London Victoria - Horsham, London Victoria - Littlehampton, London Victoria - Three Bridges, London Victoria - Ore, London Victoria - Hastings, London Victoria - Eastbourne, London Victoria - Worthing, London Victoria - Portsmouth & Southsea, London Victoria - Chichester, London Victoria - Gatwick Airport, London Victoria - Polegate, London Victoria - Barnham, London Victoria - Lewes, London Victoria - Angmering, London Victoria - Arundel · 33m · £22 · every ~12 min
Bedford - Brighton, Bedford - Three Bridges, Cambridge - Brighton, Bedford - Horsham, Bedford - Gatwick Airport, Peterborough - Horsham, Luton - Gatwick Airport, Luton - Three Bridges, West Hampstead Thameslink - Three Bridges, West Hampstead Thameslink - Brighton, West Hampstead Thameslink - Gatwick Airport, West Hampstead Thameslink - Horsham, Luton - Brighton, Cambridge - Three Bridges, Bedford - Haywards Heath, Luton - Horsham, Finsbury Park - Brighton, Finsbury Park - Horsham, Royston - Brighton, Flitwick - Brighton · 34m · £18 · every ~17 min
Bus025, A2 · 2h 15m · £13 · every ~5 min
025, A2 · 2h 15m · £13 · every ~5 min

London Gatwick Airport airport facilities and services

London Gatwick Airport has practical services for this route, including Wifi, Shopping, Parking, ATM, Taxis, Accessibility, WC, Shower, Lounge and Lost and Found Office.

Wi-Fi and ATMs

Free Wi-Fi available throughout the airport for 90 minutes. ATMs are located in both terminals, offering multiple currencies.

Luggage and lost property

Lost and found is available at the station.

Parking, taxis and toilets

Available at London Gatwick Airport: Parking, Taxis, WC.

Accessibility

Accessibility facilities are available at London Gatwick Airport: Assistance.

More about London Gatwick Airport

More options for your journey from London to Sion

Here are some other resources that might have the information you need

London to Sion train
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