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Cheap flights from Ko Samui to London Gatwick Airport from £296

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/9. Fares are subject to change and may not be available on all flights or dates of travel.
USM — LGW
8 Aug — 15 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ko Samui to Gatwick

Enter your travel dates to find the best prices.

Cheapest flights from Ko Samui to Gatwick
Explore the most affordable flight options available from Ko Samui to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 July 2026.

Thu 20/818:15
USM
-
LGW
2 stops33h 15m
Multiple Airlines
Sun 23/811:10
LGW
-
USM
3 stops38h 35m
Multiple Airlines
Deal found 7/7£757
Sun 9/818:25
USM
-
LGW
2 stops30h 45m
Multiple Airlines
Sun 16/818:10
LGW
-
USM
2 stops31h 35m
Multiple Airlines
Deal found 5/7£833
Thu 20/818:15
USM
-
LGW
2 stops33h 15m
Multiple Airlines
Thu 27/817:30
LGW
-
USM
3 stops21h 15m
Multiple Airlines
Deal found 6/7£881
Tue 21/708:00
USM
-
LGW
3 stops42h 15m
Multiple Airlines
Tue 11/818:00
LGW
-
USM
2 stops20h 45m
Multiple Airlines
Deal found 9/7£885
Mon 3/819:45
USM
-
LGW
2 stops22h 50m
Multiple Airlines
Mon 10/813:50
LGW
-
USM
3 stops24h 35m
Multiple Airlines
Deal found 6/7£894
Tue 15/917:55
USM
-
LGW
2 stops42h 45m
Qatar Airways
Sat 19/909:00
LGW
-
USM
2 stops25h 55m
Qatar Airways
Deal found 7/7£915
Tue 15/919:00
USM
-
LGW
2 stops23h 35m
Emirates
Sat 19/910:05
LGW
-
USM
2 stops24h 50m
Emirates
Deal found 5/7£922
Thu 12/1111:10
USM
-
LGW
2 stops25h 45m
Qatar Airways
Sat 14/1108:40
LGW
-
USM
2 stops22h 10m
Qatar Airways
Deal found 8/7£969

Find flight deals from Ko Samui to Gatwick

Discover tips and strategies to find the most affordable flight options for your journey from Ko Samui (USM) to Gatwick (LGW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 9 July 2026.

Round-trip from

£757

One-way from

£296
20/8-23/8
  • 20/8-23/8
  • 5 total stops
  • 71h 50m total
  • Ko Samui to London
Search Deals
26/9
  • 26/9
  • 3 total stops
  • 44h 25m total
  • Ko Samui to London
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ko Samui to Gatwick that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 9 July 2026.
Use the filters below to find and compare flights from Ko Samui to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Thu 20/8

18:15-21:30

2 stops33h 15m

London Gatwick

Sun 23/8

11:10-07:45

3 stops38h 35m

£757

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Tue 15/9

17:55-06:40

2 stops42h 45m

London Gatwick

Sat 19/9

09:00-16:55

2 stops25h 55m

£915

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Tue 15/9

19:00-12:35

2 stops23h 35m

London Gatwick

Sat 19/9

10:05-16:55

2 stops24h 50m

£922

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Thu 12/11

11:10-05:55

2 stops25h 45m

London Gatwick

Sat 14/11

08:40-13:50

2 stops22h 10m

£969

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Sun 9/8

20:35-19:10

2 stops28h 35m

London Gatwick

Sun 16/8

18:00-20:45

3 stops20h 45m

£971

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Thu 20/8

18:15-19:45

2 stops31h 30m

London Gatwick

Thu 27/8

19:35-20:45

2 stops19h 10m

£978

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Thu 12/11

18:05-09:00

1 stop21h 55m

London Gatwick

Sat 14/11

09:20-17:10

1 stop24h 50m

£1,253
Fastest return journey

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Tue 15/9

18:15-06:55

1 stop18h 40m

London Gatwick

Sat 19/9

13:00-17:20

1 stop22h 20m

£1,338

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Mon 3/8

18:15-06:55

1 stop18h 40m

London Gatwick

Mon 10/8

10:05-17:20

1 stop25h 15m

£1,380
Cheapest one-way

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Fri 25/9

08:00-19:55

3 stops41h 55m

£330

Flights are sorted by cheapest return flights first.

Deals found on 8/7

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from Ko Samui to Gatwick

Have a flexible travel schedule? Discover the best time to fly to Gatwick from Ko Samui with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Ko Samui to Gatwick. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ko Samui to London Gatwick?

    If you book a flight to London Gatwick from Ko Samui, you will be flying from Ko Samui, which is the city’s only airport. Ko Samui (USM) is located 2.1 mi from the center of Ko Samui. There are 0 flights from Ko Samui to London Gatwick per day from 0 different airlines.

  • How long is the flight from Ko Samui to London Gatwick Airport?

    Qatar Airways and Emirates can get you from Ko Samui to London Gatwick Airport in just under 23h 35m. Your travel time can differ by up to 19h 10m. The distance between Ko Samui and London Gatwick Airport is about 6138 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Ko Samui to Gatwick that include hotel bookings?

    Yes. In addition to deals on Ko Samui to Gatwick flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ko Samui to Gatwick?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ko Samui to Gatwick.

  • Can I find deals for business class flights from Ko Samui to Gatwick?

    Yes. Cheapflights offers flight deals from Ko Samui to Gatwick by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near London Gatwick Airport?

Book flights to London Gatwick Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Wembley
Gatwick
Slough
Croydon
Ilford
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Eastbourne
Southall
Aylesbury
Romford
Borehamwood
Southend-on-Sea
Uxbridge

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How does Cheapflights help users find flights from Ko Samui to Gatwick?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ko Samui to Gatwick. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ko Samui to Gatwick?

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Can Cheapflights find flights from Ko Samui to Gatwick with no change fees?

Yes, we can. To see specific flights from Ko Samui to Gatwick with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ko Samui to Gatwick become cheaper?

Not ready to book yet? You can track prices for flights from Ko Samui to Gatwick on Cheapflights with our Price Alert feature and get notified when better prices are available.

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