Find flights
When to book
FAQs

Cheap flights from London Luton Airport to Ko Samui from £309

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 21/4. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — USM
10 May — 17 May1
1 adult
1 adult, Economy, 0 bags

Cheap 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 10 April 2026.

Mon 25/514:25
LTN
-
USM
3 stops25h 10m
Multiple Airlines
Mon 1/606:00
USM
-
LTN
3 stops22h 55m
Multiple Airlines
Deal found 10/4£764
Thu 1/1015:50
LTN
-
USM
3 stops23h 45m
Multiple Airlines
Sat 31/1008:55
USM
-
LTN
3 stops36h 30m
Multiple Airlines
Deal found 6/4£789
Tue 25/806:20
LTN
-
USM
3 stops29h 00m
Multiple Airlines
Sun 4/1011:05
USM
-
LTN
3 stops33h 30m
Multiple Airlines
Deal found 9/4£808
Fri 22/506:20
LTN
-
USM
3 stops26h 20m
Multiple Airlines
Fri 29/506:00
USM
-
LTN
3 stops22h 10m
Multiple Airlines
Deal found 7/4£813
Tue 5/505:40
LTN
-
USM
3 stops22h 50m
Multiple Airlines
Mon 25/507:50
USM
-
LTN
3 stops36h 45m
Multiple Airlines
Deal found 5/4£814
Wed 2/1217:10
LTN
-
USM
3 stops31h 00m
Multiple Airlines
Thu 10/1207:00
USM
-
LTN
3 stops43h 50m
Multiple Airlines
Deal found 10/4£815
Tue 8/1209:00
LTN
-
USM
3 stops26h 25m
Multiple Airlines
Sat 19/1220:20
USM
-
LTN
3 stops30h 30m
Multiple Airlines
Deal found 7/4£820
Fri 20/1105:55
LTN
-
USM
3 stops43h 05m
Multiple Airlines
Sat 5/1217:40
USM
-
LTN
3 stops33h 10m
Multiple Airlines
Deal found 7/4£852
Thu 7/508:00
LTN
-
USM
2 stops30h 30m
Multiple Airlines
Fri 15/506:00
USM
-
LTN
3 stops38h 35m
Multiple Airlines
Deal found 8/4£877
Fri 8/508:00
LTN
-
USM
3 stops30h 50m
Multiple Airlines
Fri 15/506:00
USM
-
LTN
3 stops38h 35m
Multiple Airlines
Deal found 10/4£944
Thu 13/815:50
LTN
-
USM
3 stops36h 20m
Multiple Airlines
Thu 27/816:25
USM
-
LTN
3 stops38h 25m
Multiple Airlines
Deal found 6/4£1,037

Find 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 10 April 2026.

Round-trip from

£764

One-way from

£309

Popular in

December

Cheapest in

November

Average price

£909
6/9-4/10
  • 6/9-4/10
  • 6 total stops
  • 52h 10m total
  • London to Ko Samui
Search Deals
21/4
  • 21/4
  • 2 total stops
  • 43h 10m total
  • London to Ko Samui
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£59 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£28 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
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 10 April 2026.
Use the filters below to find and compare flights from London Luton Airport to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Sun 6/9

18:30-21:35

3 stops21h 05m

Ko Samui

Sun 4/10

13:30-14:35

3 stops31h 05m

£764

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Thu 1/10

15:50-21:35

3 stops23h 45m

Ko Samui

Sat 31/10

08:55-14:25

3 stops36h 30m

£789

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Tue 25/8

06:20-17:20

3 stops29h 00m

Ko Samui

Sun 4/10

11:05-14:35

3 stops33h 30m

£808
Fastest return journey

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Fri 22/5

06:20-14:40

3 stops26h 20m

Ko Samui

Fri 29/5

06:00-22:10

3 stops22h 10m

£813

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Tue 5/5

05:40-10:30

3 stops22h 50m

Ko Samui

Mon 25/5

07:50-14:35

3 stops36h 45m

£814

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Thu 7/5

08:00-20:30

2 stops30h 30m

Ko Samui

Fri 15/5

06:00-14:35

3 stops38h 35m

£877

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Fri 8/5

08:00-20:50

3 stops30h 50m

Ko Samui

Fri 15/5

06:00-14:35

3 stops38h 35m

£944

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Thu 6/8

15:40-07:10

3 stops33h 30m

Ko Samui

Thu 27/8

13:30-00:50

3 stops41h 20m

£990

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Sat 1/8

06:30-14:50

3 stops26h 20m

Ko Samui

Mon 31/8

16:25-11:25

3 stops25h 00m

£1,310
Cheapest one-way

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Tue 28/4

06:35-20:25

3 stops55h 50m

£325

Flights are sorted by cheapest return flights first.

Deals found on 10/4

Showing 1-10 of 19 resultsSorted by cheapest first
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.

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 60% of weekly flights between London and Ko Samui have experienced delays in the past year, with the average delay time being 103 minutes.

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

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

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

Monday tends to have the lowest number of delays on this route, whereas Sunday 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
Khanom

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.

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.