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Flights to Koh Samui

Cheap flights to Koh Samui from £683

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Koh Samui departing on 1/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Tue 30/4
Tue 7/5

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Koh Samui flight deals found on momondo

Check out some of the best fares from airports in United Kingdom to Koh Samui found recently by users on momondo
Etihad Airways
1 Sept
LHR21:50London Heathrow
27h 30m
2 stops
USM07:20Ko Samui
1 Oct
USM07:00Ko Samui
17h 45m
2 stops
LHR18:45London Heathrow
Multiple Airlines
27 May
LGW11:45London Gatwick
51h 15m
2 stops
USM21:00Ko Samui
3 Jun
USM07:00Ko Samui
29h 35m
2 stops
LGW06:35London Gatwick
Multiple Airlines
8 Oct
MAN18:45Manchester
20h 30m
2 stops
USM21:15Ko Samui
23 Oct
USM16:25Ko Samui
21h 55m
2 stops
MAN08:20Manchester
Multiple Airlines
3 Jun
LGW11:35London Gatwick
21h 35m
2 stops
USM15:10Ko Samui
17 Jun
USM21:15Ko Samui
24h 10m
2 stops
LGW15:25London Gatwick
Multiple Airlines
29 May
LHR10:50London Heathrow
28h 45m
2 stops
USM21:35Ko Samui
7 Jun
USM07:00Ko Samui
31h 00m
2 stops
LHR08:00London Heathrow
Multiple Airlines
11 May
LHR20:25London Heathrow
19h 10m
2 stops
USM21:35Ko Samui
25 May
USM15:20Ko Samui
35h 10m
2 stops
LHR20:30London Heathrow

Find the cheapest one-way flights to Koh Samui

If you're looking for one-way flights from United Kingdom to Koh Samui, view some of our deals below.
Multiple Airlines
7 May
LGW13:55London Gatwick
49h 40m
3 stops
USM21:35Ko Samui
Multiple Airlines
26 Jun
LGW09:25London Gatwick
39h 55m
3 stops
USM07:20Ko Samui
Multiple Airlines
19 May
LTN05:55London Luton
50h 55m
3 stops
USM14:50Ko Samui

Koh Samui flights insights and trends

Explore insights for your Koh Samui flight to craft the best travel plan

What is the cheapest month to fly to Koh Samui?

The month of May is, on average, the cheapest month to fly to Koh Samui from United Kingdom, with most prices found around £859. If you aren’t able to travel during the month of May, then book flights to Koh Samui from United Kingdom during September instead. Flights to Koh Samui in September, while not as cheap as those in May, still average around £871.

What is the cheapest day to depart on your flight to Koh Samui?

Our data shows that Monday is the least expensive day to fly to Koh Samui. Tickets to fly out on this day can be as low as £917. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from United Kingdom to Koh Samui for around £1,003.

What is the cheapest time of day to depart on your flight to Koh Samui?

Our data shows that the cheapest United Kingdom to Koh Samui flights are usually those with departure times in the afternoon. Our users have found flights to Koh Samui in the afternoon for as low as £901. Try not to purchase tickets in the morning because they tend to be around £1,087. Of course, these prices can vary depending on the time of year and what airport you fly to.

How long does it take to fly to Koh Samui?

Flight times vary depending on what airport in United Kingdom you fly out of and what airport in Koh Samui you fly into. For example, flying from London Heathrow to Ko Samui takes 17h 25m on average. On the other hand, flying from Manchester to Ko Samui takes 16h 20m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

How far in advance should I book a flight to Koh Samui?

In general, most travellers find the cheapest time to book a flight to Koh Samui is about 24 days prior to their departure date, when tickets on average are £1,026. Don’t hesitate to check prices now though, because momondo users recently found tickets for as low as £881.

Cheapest flights to Koh Samui airports

Find the cheapest flights to these Koh Samui airports from your nearest city or airport
London Heathrow Airport
Koh Samui

CHEAPEST ROUTE FROM London TO Koh Samui

London (LON) to Koh Samui (USM)

Typically, flights to Koh Samui from London are cheaper when flying from London to Ko Samui, which has an average price of £1,026

CHEAPEST MONTH TO FLY TO KOH SAMUI FROM LONDON HEATHROW AIRPORTMay20% cheaperFlying from London Heathrow Airport to Koh Samui costs on average just £843 in May
MOST EXPENSIVE MONTH TO FLY TO KOH SAMUI FROM LONDON HEATHROW AIRPORTDecember46% more expensiveIt costs about £1,529 for flights to Koh Samui from London Heathrow Airport in December
MOST POPULAR MONTH TO FLY TO KOH SAMUI FROM LONDON HEATHROW AIRPORTFebruary553% more users visitedMore momondo users searched in flights to Koh Samui from London Heathrow Airport in February than any other month

Cheap Koh Samui flight deals and tips

Summary info about Koh Samui flight prices, duration and airlines

Best One-Way Price

£354

Best Round-Trip Price

£683

Fastest flight time

17h 25m

Operated By

3 airlines
The best one-way flight price to Koh Samui from United Kingdom in the last 72 hours is £354 (London Gatwick to Ko Samui).
The best round-trip flight price to Koh Samui from United Kingdom in the last 72 hours is £683 (London Heathrow to Ko Samui).
The fastest flight to Koh Samui from United Kingdom takes 17h 25m (London Heathrow to Ko Samui).
There are 3 airlines operating flights to Koh Samui, including EVA Air, Etihad Airways and Gulf Air.

Frequently asked questions about flying to Koh Samui

How long does it take to fly to Ko Samui?

There are various cities in the UK that you can depart from to reach Ko Samui in Thailand. You can get flights to Ko Samui, Thailand, from the UK in as little as 14 hours and 50 minutes if you are departing from London. If you are leaving from the Midlands, you can touch down from Birmingham in around 16 and a half hours, while flights from Manchester to Ko Samui Airport also take approximately 16 and a half hours to land after take-off.

Where can you fly directly into Ko Samui from?

Unfortunately there are no direct flights that can be taken from the UK to Ko Samui. However, there are plenty of indirect routes that are convenient and frequent. You can fly from London Heathrow Airport, which will require a change at Suvarnabhumi Airport in Bangkok. You can also get indirect Ko Samui flight deals from Birmingham Airport, London Gatwick Airport, Manchester Airport and Edinburgh Airport. All of these require two changes. Firstly, you’ll be required to change at the hub of the airline you’re flying with, followed by a second change in Bangkok.

What is there to do in Koh Samui when it’s raining?

Users planning a flight to Koh Samui during the months of January, May, or October should anticipate rain. There are still things to do in Koh Samui even when it's raining, though. For those looking to get out of the rain and do a little shopping, check out Fishermans Village.

When is the best time to plan a beach trip to Koh Samui?

The month of February, March, or April is often the best time to visit Koh Samui to go to the beach due to the weather. Chaweng Beach is the most often visited beach in the area. Consider visiting Lamai Beach during your Koh Samui visit as well.

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

Prices for flights to Ko Samui Airport refresh daily.

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

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

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 to Ko Samui Airport.

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

The required travel and health documents for your Ko Samui Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ko Samui Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


Why use momondo?

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

Finding the right flight to Koh Samui is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. These options 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 to Koh Samui with flexible booking policies on momondo?

momondo does allow users to show only those flights to Koh Samui which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights to Koh Samui?

momondo provides multiple filters to help you find the best flight to Koh Samui. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Koh Samui are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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