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Cheap flights from Ko Samui to London Gatwick Airport from ฿13,146

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
11 Aug — 18 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 12 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฿33,594
Fri 21/806:00
USM
-
LGW
2 stops30h 30m
Multiple Airlines
Fri 28/812:35
LGW
-
USM
2 stops26h 15m
Multiple Airlines
Deal found 10/7฿35,586
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฿39,271
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฿40,599
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฿43,022
Thu 6/819:00
USM
-
LGW
2 stops41h 40m
Qatar Airways
Thu 13/809:00
LGW
-
USM
2 stops19h 30m
Qatar Airways
Deal found 7/7฿47,570
Sat 22/819:00
USM
-
LGW
2 stops41h 40m
Multiple Airlines
Sat 29/809:00
LGW
-
USM
2 stops43h 30m
Multiple Airlines
Deal found 8/7฿50,823

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 12 July 2026.

Round-trip from

฿33,594

One-way from

฿13,146
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 17,341 searches. Data last updated 12 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

฿33,594

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Fri 21/8

09:15-06:30

3 stops27h 15m

London Gatwick

Fri 28/8

12:35-20:25

2 stops25h 50m

฿37,843

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Tue 21/7

08:00-20:15

3 stops42h 15m

London Gatwick

Tue 11/8

18:00-20:45

2 stops20h 45m

฿39,271

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

฿40,599

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

฿62,309

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Fri 21/8

19:45-09:30

1 stop19h 45m

London Gatwick

Fri 28/8

13:00-18:50

1 stop23h 50m

฿64,168
Fastest return journey

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Sat 22/8

18:15-06:55

1 stop18h 40m

London Gatwick

Sat 29/8

10:05-10:10

1 stop18h 05m

฿68,483

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Thu 20/8

19:45-06:55

1 stop17h 10m

London Gatwick

Sun 23/8

12:45-18:50

1 stop24h 05m

฿68,517
Cheapest one-way

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Fri 25/9

08:00-19:55

3 stops41h 55m

฿14,639

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Fri 25/9

16:25-07:20

2 stops20h 55m

฿19,519

Flights are sorted by cheapest return flights first.

Deals found on 8/7

Showing 1-10 of 18 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?

    Located just 3.3 km from the city centre, Ko Samui is the airport most travellers will use when flying to London Gatwick from Ko Samui. Booking flights from Ko Samui (USM) to London Gatwick should be relatively easy as there are 0 daily outbound flights to London Gatwick from 0 different airlines.

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

    Airlines like Qatar Airways fly from Ko Samui to London Gatwick Airport in about 42h 45m. The time it takes to get you to your destination can typically vary by up to . The distance from Ko Samui to London Gatwick Airport is about 9878 km.

  • 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
Brentford

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

Cheapflights makes it easy to find Ko Samui to Gatwick flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights simply makes it quick and affordable to book flights from Ko Samui to Gatwick by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ko Samui to Gatwick, users can toggle the no change fees filter when performing a flight search.

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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