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Cheap flights from Ko Samui to London Gatwick Airport from £334

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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
USM — LGW
13 May — 20 May1
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 13 April 2026.

Sun 24/506:00
USM
-
LGW
3 stops35h 30m
Multiple Airlines
Sun 31/508:55
LGW
-
USM
3 stops30h 40m
Multiple Airlines
Deal found 9/4£734
Mon 25/508:00
USM
-
LGW
2 stops29h 45m
Multiple Airlines
Mon 1/609:15
LGW
-
USM
2 stops29h 10m
Multiple Airlines
Deal found 10/4£793
Sat 23/506:00
USM
-
LGW
3 stops34h 45m
Multiple Airlines
Sat 30/517:35
LGW
-
USM
3 stops22h 00m
Multiple Airlines
Deal found 8/4£809
Tue 21/706:55
USM
-
LGW
3 stops30h 30m
Multiple Airlines
Wed 26/810:25
LGW
-
USM
3 stops27h 20m
Multiple Airlines
Deal found 9/4£813
Tue 14/419:45
USM
-
LGW
2 stops22h 50m
Multiple Airlines
Thu 14/508:40
LGW
-
USM
3 stops30h 55m
Multiple Airlines
Deal found 9/4£838
Wed 18/1116:25
USM
-
LGW
2 stops26h 15m
Emirates
Sun 22/1113:35
LGW
-
USM
2 stops24h 30m
Emirates
Deal found 8/4£881

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 13 April 2026.

Round-trip from

£734

One-way from

£334
24/5-31/5
  • 24/5-31/5
  • 6 total stops
  • 66h 10m total
  • Ko Samui to London
Search Deals
7/5
  • 7/5
  • 2 total stops
  • 28h 15m 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 13 April 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

Sun 24/5

06:00-11:30

3 stops35h 30m

London Gatwick

Sun 31/5

08:55-21:35

3 stops30h 40m

£734

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Mon 25/5

08:00-07:45

2 stops29h 45m

London Gatwick

Mon 1/6

09:15-20:25

2 stops29h 10m

£793

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Sat 23/5

13:30-06:55

2 stops23h 25m

London Gatwick

Sat 30/5

17:35-21:35

3 stops22h 00m

£846

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Sun 24/5

16:25-19:45

2 stops33h 20m

London Gatwick

Sun 31/5

10:05-21:10

2 stops29h 05m

£881
Fastest return journey

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Tue 21/7

17:25-06:55

2 stops19h 30m

London Gatwick

Wed 26/8

10:40-13:45

2 stops21h 05m

£902

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Fri 15/5

15:50-07:45

2 stops21h 55m

London Gatwick

Sun 17/5

10:40-15:25

2 stops22h 45m

£933

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Sat 23/5

18:15-06:55

1 stop18h 40m

London Gatwick

Sat 30/5

13:00-17:20

1 stop22h 20m

£1,992

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Mon 25/5

18:15-09:30

1 stop21h 15m

London Gatwick

Mon 1/6

10:05-17:20

1 stop25h 15m

£2,345
Cheapest one-way

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Sat 20/6

13:30-06:55

2 stops23h 25m

£345

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Mon 20/4

19:45-19:45

2 stops30h 00m

£448

Flights are sorted by cheapest return flights first.

Deals found on 12/4

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.

  • 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
Milton Keynes
Wembley
Croydon
Hounslow
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Romford
Eastbourne
Chelmsford
Ipswich
Southend-on-Sea
Guildford
Bishop's Stortford

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

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

Cheapflights helps you find that perfect flight to Gatwick from Ko Samui by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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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