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Cheap flights from London to Koh Samui from £432

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Koh Samui departing on 17/8. 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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Easily compare return flights from London to Koh Samui

Below you can see the best fares for your return flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from London to Koh Samui by changing tabs
Multiple Airlines
12 Nov
LHR17:10London Heathrow
20h 55m
2 stops
USM21:05Ko Samui
26 Nov
USM07:55Ko Samui
20h 45m
2 stops
LHR21:40London Heathrow
Etihad Airways
10 Sept
LHR21:50London Heathrow
27h 30m
2 stops
USM07:20Ko Samui
26 Sept
USM07:00Ko Samui
17h 45m
2 stops
LHR18:45London Heathrow
KLM
31 May
LHR09:55London Heathrow
20h 50m
2 stops
USM12:45Ko Samui
13 Jun
USM09:15Ko Samui
17h 40m
2 stops
LHR20:55London Heathrow
Singapore Airlines
12 Sept
LHR09:25London Heathrow
16h 40m
1 stop
USM08:05Ko Samui
7 Nov
USM09:00Ko Samui
37h 20m
1 stop
LHR15:20London Heathrow
Austrian Airlines
24 Sept
LHR10:00London Heathrow
26h 30m
2 stops
USM18:30Ko Samui
2 Oct
USM19:15Ko Samui
20h 05m
2 stops
LHR09:20London Heathrow
Gulf Air
19 Sept
LHR22:05London Heathrow
27h 15m
2 stops
USM07:20Ko Samui
12 Oct
USM09:15Ko Samui
27h 40m
3 stops
LHR06:55London Heathrow

Find the cheapest one-way flights from London to Koh Samui

If you're looking for one-way flights from London to Koh Samui, view some of our deals below provided by Singapore Airlines
Multiple Airlines
17 Aug
LTN06:10London Luton
29h 50m
3 stops
USM18:00Ko Samui
Multiple Airlines
17 Aug
LGW22:00London Gatwick
40h 30m
3 stops
USM20:30Ko Samui
Singapore Airlines
17 Aug
LGW10:15London Gatwick
19h 00m
1 stop
USM11:15Ko Samui

Search last-minute flights to Koh Samui from London

Find and compare return flight prices for your last-minute flight from London to Koh Samui
EVA Air
25 May
LHR21:35London Heathrow
16h 55m
1 stop
USM20:30Ko Samui
9 Jun
USM10:05Ko Samui
15h 20m
1 stop
LHR19:25London Heathrow
Turkish Airlines
25 May
LHR18:00London Heathrow
42h 20m
2 stops
USM18:20Ko Samui
9 Jun
USM13:30Ko Samui
31h 35m
2 stops
LHR15:05London Heathrow
Gulf Air
25 May
LHR10:00London Heathrow
23h 45m
2 stops
USM15:45Ko Samui
22 Jun
USM08:45Ko Samui
28h 10m
3 stops
LHR06:55London Heathrow
Air France
25 May
LHR17:35London Heathrow
21h 40m
2 stops
USM21:15Ko Samui
22 Jun
USM10:55Ko Samui
27h 05m
2 stops
LHR08:00London Heathrow
Multiple Airlines
25 May
LHR16:50London Heathrow
16h 55m
2 stops
USM15:45Ko Samui
22 Jun
USM21:30Ko Samui
20h 55m
2 stops
LHR12:25London Heathrow
Emirates
25 May
LGW14:30London Gatwick
24h 45m
2 stops
USM21:15Ko Samui
9 Jun
USM21:10Ko Samui
21h 25m
2 stops
LGW12:35London Gatwick

KLM flights from London to Koh Samui

Our best KLM deals on London to Koh Samui flight tickets
KLM
31 May
LHR09:55London Heathrow
20h 50m
2 stops
USM12:45Ko Samui
13 Jun
USM09:15Ko Samui
17h 40m
2 stops
LHR20:55London Heathrow
KLM
11 Jun
LHR09:55London Heathrow
20h 50m
2 stops
USM12:45Ko Samui
26 Jun
USM08:00Ko Samui
18h 55m
2 stops
LHR20:55London Heathrow
KLM
25 May
LCY12:10London City
20h 35m
2 stops
USM14:45Ko Samui
9 Jun
USM08:45Ko Samui
17h 30m
2 stops
LCY20:15London City

Singapore Airlines flights from London to Koh Samui

Our best Singapore Airlines deals on London to Koh Samui flight tickets
Singapore Airlines
12 Sept
LHR09:25London Heathrow
16h 40m
1 stop
USM08:05Ko Samui
7 Nov
USM09:00Ko Samui
37h 20m
1 stop
LHR15:20London Heathrow
Singapore Airlines
5 Nov
LHR20:35London Heathrow
28h 30m
1 stop
USM08:05Ko Samui
12 Nov
USM09:00Ko Samui
37h 20m
1 stop
LHR15:20London Heathrow
Singapore Airlines
31 Aug
LHR22:05London Heathrow
28h 00m
1 stop
USM08:05Ko Samui
10 Sept
USM09:00Ko Samui
36h 40m
1 stop
LHR15:40London Heathrow

How to get the cheapest flight ticket from London to Koh Samui

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 month to fly from London to Koh Samui?

May. The cheapest time of year to fly to Koh Samui from London is May. The most expensive is December.

What is the cheapest day to depart London for Koh Samui?

Monday. The cheapest day of the week is usually Monday. The most expensive is usually Saturday.

When is the cheapest time to fly from London to Koh Samui?

In the afternoon. London to Koh Samui flights are approximately 16% more expensive in the morning than in the afternoon

What is the cheapest airline that flies to Koh Samui from London?

Bangkok Airways. Air France, Bangkok Airways, and Cathay Pacific are the most popular carriers operating from London to Koh Samui

What is the cheapest London to Koh Samui flight route?

London Heathrow - Ko Samui. Fly from London Heathrow to Ko Samui for the best London - Koh Samui flight prices

How far in advance should you book London to Koh Samui flights?

24 days before. The cheapest time to buy a flight from London to Koh Samui is approximately 24 days to departure

Cheap London to Koh Samui (LON to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Koh Samui

Best price found

£432

Fastest flight time

16h 15m

Direct flights

None

Airports in Koh Samui

1 airport
The best one-way flight to Koh Samui from London in the past 72 hours is £432. The best return flight deal from London to Koh Samui found on momondo in the last 72 hours is £673.
The fastest flight from London to Koh Samui takes 16h 15m
There are no direct flights from London to Koh Samui. Popular non-direct routes for this connection are London Gatwick Airport - Ko Samui Airport, London Heathrow Airport - Ko Samui Airport and London Luton Airport - Ko Samui Airport.
There is 1 airport near Koh Samui: Ko Samui (USM)

  • How far is London to Ko Samui by plane?

    London and Ko Samui are 6131.1 mi apart from one another. In terms of flight time, this usually takes a little over 16h 15m.

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

    Prices for flights from London to Ko Samui Airport are updated daily.

  • How many operators does momondo search for flights from London to Ko Samui Airport?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Ko Samui Airport.

  • What documentation or ID do you need to fly to Ko Samui Airport?

    The travel and health documents you'll need for your trip to Ko Samui Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ko Samui Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Best airlines flying from London to Koh Samui

Compare and see reviews for airlines that fly from London to Koh Samui with momondo
Airline
Rating
Free Cancellation
Price
Bangkok AirwaysPriceFrom £106Free CancellationRating
8.1
205 reviews
Search Bangkok Airways flights
Etihad AirwaysPriceFrom £667Free CancellationRating
7.3
1,361 reviews
Search Etihad Airways flights
Air FrancePriceFrom £707Free CancellationRating
7.5
1,764 reviews
Search Air France flights
KLMPriceFrom £718Free CancellationRating
7.8
1,568 reviews
Search KLM flights
Cathay PacificPriceFrom £732Free CancellationRating
7.8
1,084 reviews
Search Cathay Pacific flights
EVA AirPriceFrom £743Free CancellationRating
8.3
1,516 reviews
Search EVA Air flights
Singapore AirlinesPriceFrom £751Free CancellationRating
8.2
1,447 reviews
Search Singapore Airlines flights
Qantas AirwaysPriceFrom £770Free CancellationRating
7.6
967 reviews
Search Qantas Airways flights
British AirwaysPriceFrom £775Free CancellationRating
6.8
6,829 reviews
Search British Airways flights
Qatar AirwaysPriceFrom £845Free CancellationRating
7.7
4,387 reviews
Search Qatar Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Koh Samui?

Finding the right flight to Koh Samui from London 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 Koh Samui quick and easy, saving you time and money.

Can I find flights from London to Koh Samui with flexible booking policies on momondo?

Yes. All flights to Koh Samui from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Koh Samui?

Once you have performed a search for London to Koh Samui flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Koh Samui from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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