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Cheap flights from London Luton Airport to Ko Samui from £364

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 20/2. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — USM
16 Oct — 23 Oct1
1 adult
1 adult, Economy

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 16 September 2025.

Popular in

December

Cheapest in

May

Average price

£792
Highest demand for flights based on searches. 4% potential increase in price (£32 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Luton to Ko Samui

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 16 September 2025.

Fri 19/906:00LTN - USM
3 stops26h 50mMultiple Airlines
Mon 22/908:00USM - LTN
3 stops44h 45mMultiple Airlines
Deal found 13/9£697

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 16 September 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

Fri 20/2

14:00-17:30

3 stops44h 30m

£364

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Fri 31/10

14:00-08:10

2 stops35h 10m

£372

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Tue 30/9

09:30-17:45

3 stops26h 15m

£435

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Fri 12/12

14:00-17:50

2 stops20h 50m

£453

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Wed 1/10

08:25-10:30

3 stops20h 05m

£492

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Thu 2/10

08:25-10:30

3 stops20h 05m

£500

LondonKo Samui

LTN - USM

LTNUSM

London Luton

Fri 19/12

14:00-07:10

3 stops58h 10m

£536

Flights are sorted by cheapest return flights first.

Deals found on 13/9

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.

  • What is the cheapest month to book a flight from London Luton Airport to Ko Samui?

    Currently, August is the cheapest month in which you can book a flight from London Luton Airport to Ko Samui (average of £1,019). Flying from London Luton Airport to Ko Samui in December is currently the most expensive (average of £1,669). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

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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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