Cheap flights from Ko Samui to London Gatwick Airport from ฿14,618

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 13/10. Fares are subject to change and may not be available on all flights or dates of travel.
USM — LGW
23 Aug — 30 Aug1
1 adult

Cheap 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 18 August 2025.

Round-trip from

฿32,406

One-way from

฿14,618

Popular in

January

Cheapest in

October

Average price

฿41,105
30/9-7/10
  • 30/9-7/10
  • 6 total stops
  • 65h 30m total
  • Ko Samui to London
13/10
  • 13/10
  • 2 total stops
  • 40h 05m total
  • Ko Samui to London
Highest demand for flights based on searches. 17% potential increase in price (฿275,939 potential increase over avg. return price).
Cheapest flight prices on average. 7% potential price decrease (฿87,478 potential savings vs. average return price).
Average for round-trip flights in August 2025

Find flight deals from Ko Samui to Gatwick

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 18 August 2025.

Tue 30/919:25USM - LGW
3 stops32h 55mMultiple Airlines
Tue 7/1017:15LGW - USM
3 stops32h 35mMultiple Airlines
Deal found 15/8฿32,406
Tue 30/908:20USM - LGW
2 stops35h 05mQatar Airways
Tue 7/1014:55LGW - USM
2 stops24h 15mQatar Airways
Deal found 15/8฿35,413
Tue 30/917:40USM - LGW
1 stop19h 00mSingapore Airlines
Tue 7/1010:00LGW - USM
1 stop19h 10mSingapore Airlines
Deal found 15/8฿58,182

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 18 August 2025.
Use the filters below to find and compare flights from Ko Samui to London Gatwick Airport that are best for you.

Fly from

Ko Samui

Fly to

Gatwick

Route

Depart

Return

Price

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Tue 30/9

19:25-22:20

3 stops32h 55m

London Gatwick

Tue 7/10

17:15-07:50

3 stops32h 35m

฿32,406

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Tue 30/9

08:20-13:25

2 stops35h 05m

London Gatwick

Tue 7/10

14:55-21:10

2 stops24h 15m

฿35,413

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Tue 30/9

17:40-06:40

1 stop19h 00m

London Gatwick

Tue 7/10

10:00-11:10

1 stop19h 10m

฿58,182

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Mon 13/10

08:45-18:50

2 stops40h 05m

฿14,618

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Sat 14/2

13:25-05:55

2 stops47h 30m

฿17,335

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Sun 11/1

21:10-14:20

3 stops48h 10m

฿20,957

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Mon 13/10

08:45-06:40

1 stop27h 55m

฿23,771

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Sun 11/1

17:40-05:30

1 stop18h 50m

฿29,398

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Sun 11/1

13:25-11:40

2 stops29h 15m

฿41,138

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Mon 29/12

09:20-06:30

3 stops52h 10m

฿45,374

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Showing 1-10 of 12 results
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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.

  • 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
Waterlooville

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

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

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