Find cheap flights to Koh Samui

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Travel Restriction Alert

The COVID-19 (coronavirus) outbreak may impact travel to Koh Samui. Current restrictions to Koh Samui are based on Thailand travel restrictions.
View current Thailand travel restrictions

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 Surat Thani (URT)

Typically, flights to Koh Samui from London are cheaper when flying from London to Surat Thani, which has an average price of £602

CHEAPEST MONTH TO FLY TO KOH SAMUI FROM LONDON HEATHROW AIRPORTMay15% cheaperFlying from London Heathrow Airport to Koh Samui costs on average just £550 in May
MOST EXPENSIVE MONTH TO FLY TO KOH SAMUI FROM LONDON HEATHROW AIRPORTDecember52% more expensiveIt costs about £981 for flights to Koh Samui from London Heathrow Airport in December
MOST POPULAR MONTH TO FLY TO KOH SAMUI FROM LONDON HEATHROW AIRPORTFebruary635% more users visitedMore momondo users searched in flights to Koh Samui from London Heathrow Airport in February than any other month

When is the best time to fly to Koh Samui?

  • What is the absolute cheapest flight to Koh Samui?

    Users booking trips to Koh Samui from Bangkok found flights 80% cheaper than the average price of flights to Koh Samui. To find the cheapest price to Koh Samui from your area, use momondo’s Airport-to-Airport Pricing Tool.

  • 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 £554. 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 £560.

  • 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 13 days prior to their departure date, when tickets on average are £637. Don’t hesitate to check prices now though, because momondo users recently found tickets for as low as £498.

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

    Our data shows that Tuesday is the least expensive day to fly to Koh Samui. Tickets to fly out on this day can be as low as £595. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from United Kingdom to Koh Samui for around £646.

  • 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 at midday. Our users have found flights to Koh Samui at midday for as low as £597. Try not to purchase tickets in the morning because they tend to be around £642. Of course, these prices can vary depending on the time of year and what airport you fly to.

  • 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.

  • Is there an alternative airport near Koh Samui?

    Finding an alternative and possibly cheaper destination airport near Koh Samui is possible. If you are planning a flight to Koh Samui, consider booking flights to Surat Thani Airport (67 mi from Koh Samui city centre), Nakhon Si Thammarat Airport (73 mi from Koh Samui city centre) or Chumphon Airport (95 mi from Koh Samui city centre).

  • Is there a cheaper alternative to flying into Koh Samui?

    Prices vary based on where travellers are departing from, but on average, the cheapest airport to fly to in Koh Samui is Chumphon Airport where the average price is £52pp. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.


What are the current travel restrictions for Koh Samui?

Currently, Thailand travel restrictions include travel to Koh Samui.

Thailand has suspended all flights into the country and restricted the entry of all foreign nationals except those with a work permit until at least June 30. Emergency landings, humanitarian aid flights, medical or relief flights, repatriation and cargo flights, state or military aircraft, and technical landings without disembarkation may still enter the country. All arriving travelers must present a Certificate of Entry and completed Declaration Form issued by the Royal Thai Embassy or the Royal Thai Consulate-General issued in their country of departure, a fit-to-fly health certificate (issued no more than 72 hours before traveling), and proof of health insurance covering all medical expenditure up to USD 100,000 minimum while in Thailand. Upon entry into Thailand, all travelers will be subject to a 14-day quarantine at a Thai government-designated facility at their own expense The validity of all temporary visas has been extended until July 31, 2020.
If you are planning to travel to Koh Samui at this time, it is recommended that you stay up to date on current restrictions and follow proper safety measures while in public.

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
Multiple Airlines
3 Dec
LHR08:45London Heathrow
18h 10m
2 stops
USM02:55Koh Samui
15 Jan
USM05:05Koh Samui
18h 40m
2 stops
LHR23:45London Heathrow
Multiple Airlines
6 Nov
LHR09:45London Heathrow
18h 10m
2 stops
USM02:55Koh Samui
27 Nov
USM05:05Koh Samui
18h 40m
2 stops
LHR23:45London Heathrow
Multiple Airlines
6 Nov
LHR09:45London Heathrow
18h 10m
2 stops
USM02:55Koh Samui
27 Nov
USM05:05Koh Samui
18h 40m
2 stops
LHR23:45London Heathrow
Multiple Airlines
11 Aug
LHR13:30London Heathrow
18h 05m
2 stops
USM07:35Koh Samui
16 Aug
USM14:55Koh Samui
18h 45m
2 stops
LHR09:40London Heathrow
Multiple Airlines
30 Sep
LHR07:50London Heathrow
19h 55m
2 stops
USM03:45Koh Samui
31 Oct
USM06:05Koh Samui
17h 45m
2 stops
LHR23:50London Heathrow
Multiple Airlines
19 Oct
LHR07:45London Heathrow
20h 00m
2 stops
USM03:45Koh Samui
3 Nov
USM06:05Koh Samui
17h 45m
2 stops
LHR23:50London 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 provided by Air France, British Airways and Emirates
Emirates
STNLondon Stansted
18h 05m
USMKoh Samui
Air France
LHRLondon Heathrow
18h 10m
USMKoh Samui
British Airways
LGWLondon Gatwick
18h 20m
USMKoh Samui

Popular routes to Koh Samui

Most frequently searched flights to Koh Samui along with the cheapest price and shortest flight duration
London to Koh Samui Flights
Fastest flight time18h 10m
Cheapest price£498
Edinburgh to Koh Samui Flights
Fastest flight time18h 05m
Cheapest price£557
Southampton to Koh Samui Flights
Fastest flight time18h 15m
Cheapest price£609
Newcastle upon Tyne to Koh Samui Flights
Fastest flight time18h 05m
Cheapest price£635
Manchester to Koh Samui Flights
Fastest flight time20h 35m
Cheapest price£650
Birmingham to Koh Samui Flights
Fastest flight time20h 45m
Cheapest price£750
Leeds to Koh Samui Flights
Fastest flight time21h 40m
Cheapest price£764
Glasgow to Koh Samui Flights
Fastest flight time18h 40m
Cheapest price£868
Grimsby to Koh Samui Flights
Fastest flight time16h 30m
Cheapest price£1,032
Cardiff to Koh Samui Flights
Fastest flight time25h 40m
Cheapest price£1,053

Start planning your trip to Koh Samui