Cheap flights from Ko Samui to London from £542

Cheap flights from Ko Samui to London from £542

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2 stops
Sun, Jul 12
Ko Samui USMLondon LHR
£542
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2 stops
Sun, Jul 12
Ko Samui USMLondon LHR
£546
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2 stops
Mon, Jul 13
Ko Samui USMLondon LHR
£549
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2 stops
Tue, Jul 14
Ko Samui USMLondon LHR
£551
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2 stops
Thu, Jul 16
Ko Samui USMLondon LHR
£551
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2 stops
Wed, Jul 15
Ko Samui USMLondon LHR
£551
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2 stops
Sun, Jul 12 – Thu, Jul 16
Ko Samui USMLondon LHR
£1,198
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2 stops
Sun, Jul 12 – Thu, Jul 16
Ko Samui USMLondon LHR
£1,198
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2 stops
Sun, Jul 12 – Thu, Jul 16
Ko Samui USMLondon LHR
£1,220
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2 stops
Mon, Jul 13 – Thu, Jul 16
Ko Samui USMLondon LHR
£1,224
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2 stops
Thu, Jul 16 – Wed, Jul 22
Ko Samui USMLondon LHR
£1,257
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2 stops
Thu, Jul 16 – Wed, Jul 22
Ko Samui USMLondon LHR
£1,262
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How much do flights to London cost?

Cheapest one-way trip

£542

Cheapest round-trip

£1,198

Average round-trip

£1,234

Includes rare itinerary

Travel hack

Most popular airline

Bangkok Airways

Getting from London airports to the city center

Fastest options: Heathrow Express (LHR), Gatwick Express (LGW), Stansted Express (STN). Best value: Underground, DLR, Elizabeth line and commuter trains.

London is served by six airports, each offering a variety of airport transfers to city center destinations. Heathrow Airport (LHR) lies 24 km west of central London, Gatwick Airport (LGW) is 45 km to the south, Stansted Airport (STN) sits 64 km northeast, Luton Airport (LTN) is 46 km north, London City Airport (LCY) is just 11 km east, and Southend Airport (SEN) is 64 km to the east. Transport options include express trains, the Underground, DLR, coaches, taxis, ride-hailing services, and private transfers. Journey times and costs vary depending on the airport, time of day, and traffic conditions.

How to get from London Heathrow Airport (LHR) to London?

Transport Option

Typical time

Typical cost

Frequency

Best for

15 min

£15 – £25; advance vs on-the-day fares

every 15 min

fastest to Paddington

28-38 min

£12 – £13; Oyster/contactless fare

every 5–10 min

central London with stops

35-75 min

£60 – £100; metered; varies by traffic

on-demand 24/7 (traffic dependent)

door-to-door with luggage

How to get from London Gatwick Airport (LGW) to London?

Transport Option

Typical time

Typical cost

Frequency

Best for

30 min

£18 – £23; advance vs on-the-day fares

every 15 min

fastest to Victoria

How to get from London Stansted Airport (STN) to London?

Transport Option

Typical time

Typical cost

Frequency

Best for

45-50 min

£20 – £26; advance vs on-the-day fares

every 15–30 min

fastest to the City

How to get from London Luton Airport (LTN) to London?

Transport Option

Typical time

Typical cost

Frequency

Best for

35-55 min

£12 – £20; includes DART transfer

every 10–20 min

direct to St Pancras

How to get from London City Airport (LCY) to London?

Transport Option

Typical time

Typical cost

Frequency

Best for

15-25 min

£3 – £5; Oyster/contactless fare

every 4–10 min

Canary Wharf and City

How to get from London Southend Airport (SEN) to London?

Transport Option

Typical time

Typical cost

Frequency

Best for

50-60 min

£18 – £25; advance vs on-the-day fares

every 20–30 min

direct to Liverpool Street

Notes:

  • Prices in GBP; table created in 2025 and subject to change.
  • Contactless and Oyster are valid on the Underground, DLR, Elizabeth line, and most National Rail services within London zones.
  • Black cabs are metered; ride-hailing prices vary with demand. Road traffic can significantly affect journey times (traffic dependent).
  • We recommend checking official transport websites for your travel planning.

Updated: December 2025

Key info about flying to London

Depart from
Samui
Arrive to
Gatwick
Average flights per week
400
Flight distance
Worth visiting
Avebury - British Museum - Canterbury Cathedral - Isle of Wight - Natural History Museum - Portsea Island - Roman Baths, Bath - Stonehenge - St. Paul's Cathedral - Tate Modern - Tower of London

Check-in for a flight from Ko Samui to London

NameCarrier codeIATA CodePassport needed during booking
Bangkok AirwaysBKPPGNo
Etihad AirwaysETDEYNo
RyanairRYRFRNo
ScootTGWTRNo
Qatar AirwaysQTRQRYes

Online check-in is not available for these airlines.

Weather in London

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January7°C2°C
February8°C3°C
March11°C4°C
April14°C5°C
May17°C8°C
June20°C11°C
July22°C14°C
August22°C14°C
September19°C12°C
October15°C9°C
November10°C6°C
December8°C4°C
Hottest Month
22°C
July
Coldest month
2°C
January
Sunny days
281
days per year
Snow days
2
days per year

14 day forecast

Saturday
27 Jun
57%
32°C19°C
4 Jul
28°C13°C
Sunday
28 Jun
36%
27°C18°C
5 Jul
29°C16°C
Monday
29 Jun
24°C13°C
6 Jul
31°C17°C
Tuesday
30 Jun
26°C16°C
7 Jul
33°C20°C
Wednesday
1 Jul
27°C16°C
8 Jul
36%
29°C18°C
Thursday
2 Jul
23%
24°C18°C
9 Jul
20%
24°C16°C
Friday
3 Jul
57%
22°C15°C
10 Jul
26°C14°C
Book your trip to arrive at Gatwick, London Stansted, Heathrow, Luton, or London Southend. The most popular airlines for this route are Bangkok Airways, Etihad Airways, Ryanair, Scoot, and Qatar Airways. Ko Samui and London have 400 direct flights per week. When you arrive at London, consider visiting Avebury, British Museum, Canterbury Cathedral, Isle of Wight, Natural History Museum, Portsea Island, Roman Baths, Bath, Stonehenge, St. Paul's Cathedral, Tate Modern, and Tower of London.

Frequently asked questions

What are the most popular routes to and from Ko Samui?
Travelers frequently search for route combinations, such as Ko Samui and Bangkok, Phuket City, Bali, Phuket Province, Denpasar, Singapore, Manchester, Chiang Mai, Hanoi, Kuala Lumpur, Ho Chi Minh City, Belfast, Krabi, Tel Aviv, Da Nang, Tokyo, Siem Reap, Perth, Manila, Pattaya.
What are the most popular routes to and from London?
Travelers frequently search for route combinations, such as London and Istanbul, Tel Aviv, Tirana, Bucharest, Barcelona, Chișinău, Athens, Paris, Madrid, Prague, Edinburgh, Rome, Málaga, Jeddah, Sofia, Bangkok, Larnaca, Bacău, Warsaw, Budapest.
What airports are near Ko Samui?
The main airport in Ko Samui is Samui. It is also served by Samui, Surat Thani International, Nakhon Si Thammarat.
What airports are near London?
The main airport in London is Gatwick. It is also served by Birmingham, Bristol, East Midlands, Cardiff, Bournemouth, Southampton, Exeter, Norwich, Humberside.
Which airlines fly between Ko Samui and London?
Currently, you can fly between Ko Samui and London with Bangkok Airways, Etihad Airways, Ryanair, Scoot, Qatar Airways.
When’s the best time to travel between Ko Samui and London?
If you don’t have specific dates for your trip between Ko Samui and London, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.
What flights operate between Ko Samui and London?
Traveling between Ko Samui and London, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.
How many airports are there near Ko Samui?
There are a number of airports in and around Ko Samui. The main one is Samui and other nearby airports include Samui, Surat Thani International, Nakhon Si Thammarat
How many airports are there near London?
There are a number of airports in and around London. The main one is Gatwick and other nearby airports include Birmingham, Bristol, East Midlands, Cardiff, Bournemouth, Southampton, Exeter, Norwich, Humberside.
What time do nonstop (direct) flights between Ko Samui and London depart?
What time do nonstop (direct) flights between Ko Samui and London arrive?
What time do flights between Ko Samui and London depart?
What time do flights between Ko Samui and London arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any origin and destination in the world by plane. Find the cheapest routes and best deals, as well as the best dates to travel.

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