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Cheap flights from London Luton Airport to Ko Samui from £289

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 15/3. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — USM
13 Dec — 20 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Luton to Ko Samui

Enter your travel dates to find the best prices.

Cheapest flights from Luton to Ko Samui
Explore the most affordable flight options available from Luton to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 November 2025.

Wed 12/1119:30LTN - USM
2 stops32h 30mMultiple Airlines
Sat 22/1118:15USM - LTN
3 stops36h 00mMultiple Airlines
Deal found 10/11£723
Tue 11/1106:25LTN - USM
3 stops29h 00mMultiple Airlines
Sat 22/1118:15USM - LTN
3 stops36h 00mMultiple Airlines
Deal found 10/11£733
Wed 10/1214:40LTN - USM
3 stops23h 10mMultiple Airlines
Thu 18/1212:25USM - LTN
3 stops41h 45mMultiple Airlines
Deal found 10/11£765
Sun 28/1220:50LTN - USM
3 stops30h 45mMultiple Airlines
Sun 18/108:55USM - LTN
3 stops42h 30mMultiple Airlines
Deal found 11/11£924
Sat 27/1207:25LTN - USM
3 stops30h 20mMultiple Airlines
Sat 3/119:00USM - LTN
2 stops30h 45mMultiple Airlines
Deal found 12/11£2,251

Cheap flight deals from Luton to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Luton (LTN) to Ko Samui (USM). 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 November 2025.

Round-trip from

£718

One-way from

£289

Popular in

December

Cheapest in

May

Average price

£818
20/1-3/3
  • 20/1-3/3
  • 6 total stops
  • 72h 05m total
  • London to Ko Samui
Search Deals
15/3
  • 15/3
  • 3 total stops
  • 57h 40m total
  • London to Ko Samui
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£30 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Luton to Ko Samui 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 November 2025.
Use the filters below to find and compare flights from London Luton Airport to Ko Samui that are best for you.

Fly from

Luton

Fly to

Ko Samui

Route

Depart

Return

Price

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Tue 20/1

06:25-19:45

3 stops30h 20m

Ko Samui

Tue 3/3

12:25-23:10

3 stops41h 45m

£718

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Wed 10/12

14:40-20:50

3 stops23h 10m

Ko Samui

Thu 18/12

12:25-23:10

3 stops41h 45m

£765

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Sun 4/1

08:05-21:20

3 stops30h 15m

Ko Samui

Sat 14/2

07:55-23:15

3 stops46h 20m

£776

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Mon 5/1

06:50-21:20

3 stops31h 30m

Ko Samui

Mon 19/1

12:00-16:20

2 stops35h 20m

£802

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Sat 14/2

19:20-08:10

3 stops29h 50m

Ko Samui

Sat 21/2

18:15-23:15

3 stops36h 00m

£879

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Mon 5/1

06:50-21:20

3 stops31h 30m

Ko Samui

Thu 15/1

07:15-20:10

3 stops43h 55m

£893

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Sun 28/12

20:50-10:35

3 stops30h 45m

Ko Samui

Sun 18/1

08:55-20:25

3 stops42h 30m

£924

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Sat 27/12

07:25-20:45

3 stops30h 20m

Ko Samui

Sat 3/1

19:00-18:45

2 stops30h 45m

£2,251

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Sun 15/3

14:30-07:10

3 stops57h 40m

£289

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Mon 23/3

08:25-18:25

3 stops27h 00m

£296

Flights are sorted by cheapest return flights first.

Deals found on 10/11

Showing 1-10 of 18 results
1
2

Best time to book a flight from Luton to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Luton 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 Luton to Ko Samui. 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 into for flights to Ko Samui from London Luton?

    Ko Samui (USM) is the airport you will fly into if you book a flight from London Luton to Ko Samui. You should not have trouble finding flights to Ko Samui from London Luton; the airport handles an average of 0 inbound flights from London Luton per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Ko Samui airport from London Luton. It is only a 2.1 mi journey from Ko Samui (USM) to Ko Samui’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Luton to Ko Samui 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 Ko Samui?

Book flights to Ko Samui if you plan to visit one of these locations
Ko Pha Ngan
Ko Tao

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Luton to Ko Samui

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Luton to Ko Samui?

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

Need flexible booking options for your flight to Ko Samui from Luton? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes! Start tracking prices for Luton to Ko Samui flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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