Find flights
When to book
FAQs

Cheap flights from London Luton Airport to Ko Samui from £286

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 26/4. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — USM
26 Dec — 2 Jan1
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 26 November 2025.

Sun 23/1114:00LTN - USM
3 stops34h 30mMultiple Airlines
Sun 15/212:25USM - LTN
3 stops41h 50mMultiple Airlines
Deal found 23/11£824
Sat 20/1209:25LTN - USM
3 stops27h 20mMultiple Airlines
Tue 30/1213:55USM - LTN
3 stops40h 15mMultiple Airlines
Deal found 24/11£1,226
Thu 25/1209:30LTN - USM
3 stops24h 20mMultiple Airlines
Thu 1/107:15USM - LTN
2 stops21h 10mMultiple Airlines
Deal found 25/11£1,391
Mon 22/1213:25LTN - USM
3 stops34h 50mMultiple Airlines
Fri 9/120:30USM - LTN
3 stops31h 30mMultiple Airlines
Deal found 23/11£1,434
Wed 24/1214:00LTN - USM
3 stops24h 20mMultiple Airlines
Sat 3/120:20USM - LTN
3 stops32h 30mMultiple Airlines
Deal found 25/11£1,474
Sat 20/1209:25LTN - USM
3 stops28h 00mMultiple Airlines
Sat 3/118:30USM - LTN
3 stops34h 20mMultiple Airlines
Deal found 25/11£1,506
Tue 23/1214:00LTN - USM
3 stops24h 20mMultiple Airlines
Mon 5/117:40USM - LTN
3 stops35h 10mMultiple Airlines
Deal found 23/11£1,512
Sat 27/1217:55LTN - USM
3 stops30h 40mMultiple Airlines
Tue 6/119:30USM - LTN
3 stops32h 45mMultiple Airlines
Deal found 24/11£1,766
Sun 28/1214:30LTN - USM
2 stops37h 30mMultiple Airlines
Sun 4/118:05USM - LTN
2 stops36h 05mMultiple Airlines
Deal found 24/11£1,900

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 26 November 2025.

Round-trip from

£750

One-way from

£286

Popular in

December

Cheapest in

May

Average price

£818
12/2-23/2
  • 12/2-23/2
  • 6 total stops
  • 69h 10m total
  • London to Ko Samui
Search Deals
26/4
  • 26/4
  • 2 total stops
  • 42h 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 26 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

Thu 12/2

08:00-18:25

3 stops27h 25m

Ko Samui

Mon 23/2

12:25-23:10

3 stops41h 45m

£750

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Sat 7/3

17:10-21:20

3 stops21h 10m

Ko Samui

Sat 14/3

07:15-23:15

3 stops47h 00m

£768

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Thu 8/1

06:15-13:50

3 stops24h 35m

Ko Samui

Thu 15/1

09:20-17:15

3 stops38h 55m

£789

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Wed 7/1

06:30-21:20

3 stops31h 50m

Ko Samui

Wed 14/1

18:05-18:40

2 stops31h 35m

£809

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Wed 7/1

06:30-21:20

3 stops31h 50m

Ko Samui

Thu 15/1

09:20-17:15

3 stops38h 55m

£814

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Tue 6/1

07:40-21:20

3 stops30h 40m

Ko Samui

Thu 15/1

09:20-17:15

3 stops38h 55m

£836

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Sat 14/2

17:10-19:45

3 stops19h 35m

Ko Samui

Thu 26/2

08:55-01:00

3 stops47h 05m

£1,023

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Sat 20/12

09:25-20:25

3 stops28h 00m

Ko Samui

Tue 30/12

13:55-23:10

3 stops40h 15m

£1,227

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Thu 25/12

09:30-16:50

3 stops24h 20m

Ko Samui

Thu 1/1

07:15-21:25

2 stops21h 10m

£1,391

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Mon 22/12

13:25-07:15

3 stops34h 50m

Ko Samui

Fri 9/1

20:30-21:00

3 stops31h 30m

£1,434

Flights are sorted by cheapest return flights first.

Deals found on 25/11

Showing 1-10 of 22 results
1
2
3

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.

Cheapflights Insights

Everything you need to know about your flight from London Luton Airport to Ko Samui

How often are flights from London to Ko Samui delayed?

About 50% of weekly flights between London and Ko Samui have experienced delays in the past year, with the average delay time being 76 minutes.

What is the most punctual flight time for London to Ko Samui flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Luton to Ko Samui

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Suvarnabhumi flights
Gatwick to Suvarnabhumi flights
London City to Suvarnabhumi flights
Stansted to Suvarnabhumi flights
Luton to Suvarnabhumi flights
Heathrow to Don Mueang Intl flights
Heathrow to Phuket City flights
Gatwick to Phuket City flights
Stansted to Phuket City flights
Gatwick to Don Mueang Intl flights
London City to Phuket City flights
Heathrow to Ko Samui flights
Luton to Phuket City flights
Gatwick to Ko Samui flights
Southend to Suvarnabhumi flights
Heathrow to Chiang Mai flights
London City to Ko Samui flights
Stansted to Ko Samui flights
Heathrow to Krabi flights
Stansted to Krabi flights
Gatwick to Krabi flights
Gatwick to Chiang Mai flights
London City to Krabi flights
Stansted to Chiang Mai flights
London City to Chiang Mai flights
Luton to Krabi flights
Luton to Chiang Mai flights
Heathrow to Rayong flights
Gatwick to Rayong flights
Heathrow to Chiang Rai flights
Heathrow to Surat Thani flights
Heathrow to Udon Thani flights
Southend to Krabi flights
Gatwick to Surat Thani flights
Gatwick to Chiang Rai flights
Gatwick to Khon Kaen flights
Stansted to Trat flights
Heathrow to Trat flights
Gatwick to Trat flights
Heathrow to Hat Yai flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ko Samui from Luton today with Cheapflights!

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

Millions of users choose and trust Cheapflights to book the best flight deals from Luton to Ko Samui for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.