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Cheap flights from Ko Samui to the United Kingdom from £279

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ko Samui to the United Kingdom departing on 24/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ko Samui to the United Kingdom

Cheap return flights

Multiple Airlines Logo
07:00 - 18:30USM-LGW
18h 30m1 stop
Multiple Airlines Logo
06:35 - 08:10LGW-USM
18h 35m2 stops
£594Multiple Airlines
Find Deal
Wed, 29 Oct - Wed, 5 Nov
Multiple Airlines Logo
07:00 - 18:30USM-LGW
18h 30m1 stop
Multiple Airlines Logo
16:00 - 20:25LGW-USM
21h 25m1 stop
£617Multiple Airlines
Find Deal
Wed, 29 Oct - Wed, 5 Nov
Etihad Airways Logo
13:25 - 06:40USM-LHR
24h 15m2 stops
Etihad Airways Logo
19:20 - 13:05LHR-USM
34h 45m2 stops
£736Etihad Airways
Find Deal
Fri, 7 Nov - Thu, 27 Nov
SWISS Logo
09:35 - 21:40USM-LHR
19h 05m2 stops
SWISS Logo
09:00 - 10:40LHR-USM
18h 40m2 stops
£745SWISS
Find Deal
Sun, 9 Nov - Fri, 28 Nov
SWISS Logo
10:00 - 08:35USM-LCY
29h 35m2 stops
SWISS Logo
09:25 - 10:40LCY-USM
18h 15m2 stops
£763SWISS
Find Deal
Mon, 10 Nov - Fri, 28 Nov
Gulf Air Logo
10:00 - 06:35USM-LHR
27h 35m2 stops
Gulf Air Logo
21:50 - 12:35LHR-USM
31h 45m2 stops
£828Gulf Air
Find Deal
Tue, 11 Nov - Mon, 1 Dec
Gulf Air Logo
13:55 - 06:35USM-LHR
23h 40m2 stops
Gulf Air Logo
09:30 - 15:40LHR-USM
23h 10m2 stops
£862Gulf Air
Find Deal
Tue, 11 Nov - Tue, 25 Nov
Etihad Airways Logo
17:40 - 14:30USM-LHR
27h 50m2 stops
Etihad Airways Logo
13:55 - 10:35LHR-USM
37h 40m2 stops
£874Etihad Airways
Find Deal
Sat, 8 Nov - Wed, 26 Nov
Qatar Airways Logo
18:15 - 12:10USM-LHR
24h 55m2 stops
Qatar Airways Logo
08:25 - 11:55LHR-USM
20h 30m2 stops
£934Qatar Airways
Find Deal
Thu, 13 Nov - Thu, 27 Nov
Qatar Airways Logo
18:15 - 12:10USM-LHR
24h 55m2 stops
Qatar Airways Logo
08:40 - 09:20LHR-USM
17h 40m2 stops
£947Qatar Airways
Find Deal
Thu, 13 Nov - Tue, 25 Nov

EVA Air flights from Ko Samui to United Kingdom

Our best EVA Air deals on Ko Samui to United Kingdom flight tickets
EVA Air
29 Oct
USM08:30Ko Samui
17h 35m
1 stop
LHR19:05London Heathrow
5 Nov
LHR21:20London Heathrow
16h 05m
1 stop
USM20:25Ko Samui
£882
Find similar
EVA Air
7 Nov
USM07:55Ko Samui
18h 10m
1 stop
LHR19:05London Heathrow
25 Nov
LHR21:20London Heathrow
16h 05m
1 stop
USM20:25Ko Samui
£955
Find similar
EVA Air
7 Nov
USM07:55Ko Samui
18h 10m
1 stop
LHR19:05London Heathrow
27 Nov
LHR21:20London Heathrow
15h 55m
1 stop
USM20:15Ko Samui
£990
Find similar

Qatar Airways flights from Ko Samui to United Kingdom

Our best Qatar Airways deals on Ko Samui to United Kingdom flight tickets
Qatar Airways
13 Nov
USM18:15Ko Samui
24h 55m
2 stops
LHR12:10London Heathrow
1 Dec
LHR08:40London Heathrow
20h 15m
2 stops
USM11:55Ko Samui
£934
Find similar
Qatar Airways
13 Nov
USM18:15Ko Samui
24h 55m
2 stops
LHR12:10London Heathrow
25 Nov
LHR08:40London Heathrow
17h 40m
2 stops
USM09:20Ko Samui
£947
Find similar
Qatar Airways
10 Oct
USM13:30Ko Samui
22h 55m
2 stops
LHR06:25London Heathrow
20 Oct
LHR15:05London Heathrow
21h 10m
2 stops
USM18:15Ko Samui
£948
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Ko Samui to United Kingdom 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, momondo users made 279,928 searches. Data last updated 16 September 2025.
Use the filters below to find and compare flights from Ko Samui to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Wed 29/10

07:00-18:30

1 stop18h 30m

London Gatwick

Wed 5/11

06:35-08:10

2 stops18h 35m

£594

Ko SamuiLondon

USM - LGW

USMLGW

Ko Samui

Wed 29/10

07:00-18:30

1 stop18h 30m

London Gatwick

Wed 5/11

16:00-20:25

1 stop21h 25m

£617

Ko SamuiLondon

USM - LHR

USMLHR

Ko Samui

Fri 7/11

13:25-06:40

2 stops24h 15m

London Heathrow

Thu 27/11

19:20-13:05

2 stops34h 45m

£736

Ko SamuiLondon

USM - LHR

USMLHR

Ko Samui

Sun 9/11

09:35-21:40

2 stops19h 05m

London Heathrow

Fri 28/11

09:00-10:40

2 stops18h 40m

£745

Ko SamuiLondon

USM - LCY

USMLCY

Ko Samui

Mon 10/11

10:00-08:35

2 stops29h 35m

London City

Fri 28/11

09:25-10:40

2 stops18h 15m

£763

Ko SamuiLondon

USM - LHR

USMLHR

Ko Samui

Tue 11/11

10:00-06:35

2 stops27h 35m

London Heathrow

Mon 1/12

21:50-12:35

2 stops31h 45m

£828

Ko SamuiLondon

USM - LHR

USMLHR

Ko Samui

Tue 11/11

13:55-06:35

2 stops23h 40m

London Heathrow

Tue 25/11

09:30-15:40

2 stops23h 10m

£862

Ko SamuiLondon

USM - LHR

USMLHR

Ko Samui

Sat 8/11

17:40-14:30

2 stops27h 50m

London Heathrow

Wed 26/11

13:55-10:35

2 stops37h 40m

£874

Ko SamuiLondon

USM - LHR

USMLHR

Ko Samui

Thu 13/11

18:15-12:10

2 stops24h 55m

London Heathrow

Thu 27/11

08:25-11:55

2 stops20h 30m

£934

Ko SamuiLondon

USM - LHR

USMLHR

Ko Samui

Thu 13/11

18:15-12:10

2 stops24h 55m

London Heathrow

Tue 25/11

08:40-09:20

2 stops17h 40m

£947

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the United Kingdom from

How to get the cheapest flight ticket from Ko Samui to United Kingdom

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from Ko Samui to United Kingdom is on a Friday. Travellers who choose to depart for United Kingdom on a Friday will often find tickets for as low as £508. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Ko Samui to United Kingdom for around £623.

What is the cheapest time of day to depart on your flight to United Kingdom?

The cheapest time of day to fly to United Kingdom is in the morning when flights can be purchased for as low as £549. Try not to purchase tickets in the afternoon because they tend to be around £612. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Ko Samui to United Kingdom flights?

You could potentially save up to 5% on your flight if you consider stops on a Ko Samui to United Kingdom flight.

Cheap Ko Samui to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ko Samui to United Kingdom

Direct flights

None
There are no direct flights from Ko Samui to United Kingdom. There are no popular flight routes from Ko Samui to United Kingdom.
Search flight deals

  • When did momondo last update prices for flights from Ko Samui Airport to United Kingdom?

    Prices for flights from Ko Samui Airport to United Kingdom were last updated today.

  • How old do you have to be to fly from Ko Samui Airport to United Kingdom?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ko Samui Airport to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Ko Samui to United Kingdom

Compare and see reviews for airlines that fly from Ko Samui to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom £807Free CancellationRating
6.8
7,407 reviews
Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Ko Samui to United Kingdom?

Finding the right flight to United Kingdom from Ko Samui is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to United Kingdom quick and easy, saving you time and money.

Can I find flights from Ko Samui to United Kingdom with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to United Kingdom from Ko Samui with this policy.

How can momondo help me find flights from Ko Samui to United Kingdom?

momondo helps you find the best flight between Ko Samui and United Kingdom by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Ko Samui to United Kingdom right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ko Samui to United Kingdom flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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