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Find Cheap Flights from London to Ko Samui from £402

Last minute flights from London to Ko Samui

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Prices shown below were available within the past 3 days for the period specified and should not be considered the final price offered. Please note that availability and prices are subject to change.
London Ko Samui
BEST
DEAL
Mon, 11 Mar LHR - USM
Fri, 15 Mar USM - LHR
£917 £890
Prime price per passenger
London Ko Samui
BEST
DEAL
Tue, 05 Mar LHR - USM
£414 £402
Prime price per passenger
London Ko Samui
BEST
DEAL
Wed, 06 Mar LHR - USM
Sun, 10 Mar USM - LHR
£799 £788
Prime price per passenger
London Ko Samui
BEST
DEAL
Fri, 01 Mar LHR - USM
Tue, 05 Mar USM - LHR
£1081 £1068
Prime price per passenger
London Ko Samui
BEST
DEAL
Tue, 19 Mar LHR - USM
Wed, 20 Mar USM - LHR
£1078 £1065
Prime price per passenger
London Ko Samui
BEST
DEAL
Thu, 21 Mar LHR - USM
Mon, 25 Mar USM - LHR
£1181 £1162
Prime price per passenger

Flight route information

Currency and price comparison

Train Local, one-way ticket
60% Trains in Ko Samui are 60% cheaper than in London.
London £2.8
Ko Samui £1.11
Meal Mid-priced restaurant
88% A meal in Ko Samui is 88% cheaper than a meal in London.
London £18
Ko Samui £2.21
Exchange rate
1 GBP = 45.58 THB
1 THB = 0.03 GBP
Last checked on 23 February 2024
Distance: 6135 miles
London airports
Heathrow (LHR) How far from city centre: 14 miles
Stansted (STN) How far from city centre: 30 miles
Gatwick (LGW) How far from city centre: 25 miles
Luton International (LTN) How far from city centre: 27 miles
London City (LCY) How far from city centre: 7 miles
Southend (SEN) How far from city centre: 35 miles
Ko Samui airports
Ko Samui Airport (USM) How far from city centre: 2 miles

Search for flights from London to Ko Samui

Useful information for the flight from London to Koh Samui

How long is the flight from London to Koh Samui?

There are no direct flights from London to Koh Samui. Plane trips from London to the island usually involve one stop and will last around 16 to 17 hours. Some airfares and tickets include more than one stop, changing the flight path. Thus, the flight duration will also increase and can reach up to 18 hours or more, inclusive of layovers.

What are the most common stopovers?

The most common stopovers are Kuala Lumpur, Singapore, and Bangkok, before planes continue to Koh Samui. Helsinki and Amsterdam are typical layovers in Europe.

What documentation do I need to fly to Koh Samui from London?

British passport holders do not need a visa to enter Thailand for stays of 30 days or fewer. Passports must be valid for at least six months following your trip. Immigration authorities may also ask for proof of onward travel such as a return ticket and evidence of adequate finances.

Is there a time change from London to Koh Samui?

Koh Samui is GMT+7. The island is seven hours ahead of London time.

Which airlines fly from London to Koh Samui?

Several airlines offer departures from London to Koh Samui:

How to find cheap flights from London to Koh Samui

The powerful search engine Opodo trawls the net for great deals on city breaks and holidays in Koh Samui. Simply type in your intended destination, departure city, dates, and number of passengers. The results will be displayed showing the best combination of airfares, timing, and prices. To narrow down the results, apply filters that will eliminate flights that do not fall within your search criteria, such as stopovers or choices of airports.

When are the best times to fly from London to Koh Samui?

Airports in London

Flights from London to Koh Samui leave from Heathrow or Gatwick airports.

Useful Information about Heathrow Airport

Heathrow Airport is the UK's busiest airport, with numerous international and domestic flights. It is 15 miles west of London.

How to get to the airport:

Services: free Wi-Fi, lounges, restaurants and bars, duty-free shopping, ATM and currency exchange, concierge, showers, chapel, VIP services, and family facilities.

Useful Information about Gatwick Airport

Gatwick Airport is near Crawley in West Sussex and about 30 miles southwest of London.

How to get to the airport:

Services: 90 minutes free Wi-Fi, restaurants and cafes, lounges, duty-free shops, currency exchange, sensory room, chapel and prayer room, and family facilities.

Airports in Koh Samui

The main airport in Koh Samui is the Samui International Airport (USM).

Useful Information about the Samui International Airport

The airport is just over a mile from the village of Chaweng.

How to get to Chaweng from the airport:

Services: open from 6am to 10pm, Wi-Fi available inside lounges, duty-free shops, restaurants and coffee shops, and a spa.

What to do and visit in Koh Samui

Frequently asked questions about flights from London to Ko Samui

How long does the flight take to go from London to Ko Samui?
The total flight time between London and Ko Samui is of around 13:05 hours on average, considering an average distance of 10,333 km, for both direct and indirect flights for the route (which may have 1 or more stops in other cities in between).
How can I find cheap flights from London to Ko Samui at Opodo?
The cheapest price for a flight from London to Ko Samui is 402£. At Opodo we use different machine learned based methodologies to find our costumers the best option available, considering airline combinations, stopovers and direct flights as well as different criteria for inbound and outbound journeys.
Is Ko Samui expensive to visit compared to London?
If you compare transportation prices, the taxi ride in Ko Samui costs an average of 1.11 GBP, 72% cheaper than London, with a fare of 4.00 GBP, while train tickets costs 60% less in Ko Samui: 1.11 GBP against 2.80 GBP in London. If you compare the price of a lunch meal, however, you can find it from 2.21 GBP in Ko Samui, 88% less than the 18.00 GBP in London. The price of the coffee is around 49% cheaper in Ko Samui, with an average of 1.82 GBP, while in London the coffee costs 3.59 GBP.
When is the best time to book a flight from London to Ko Samui?
The most popular months to book a trip from London to Ko Samui are April, October and December, based on the searches of our customers.
When is the best time to travel from London to Ko Samui?
The best time of the year to go to Ko Samui when flying from London depends on several preference factors like climate, seasonality and, of course, price. When it comes to popularity, December is the top 1º month to fly to Ko Samui from London in terms of searches from our customer, followed by April and February. If you prefer to avoid high peaks of turism, however, and escape a crowded period, October, June and November are the months with less volume of searchs for the route London - Ko Samui.
Is it possible to purchase a flexible ticket for my flight from London to Ko Samui?
At Opodo we want to make sure that your travel plans are not affected by any cancelation as well as any possible restrictions Thailand may apply when travelling from London. Is your flight cancelled? We've got your back! With our flexible ticket guarantee you can decide if you want to book another flight - free of rebooking fee - or get a full refund!
Airlines with indirect flights from London to Ko Samui are:
Airlines with indirect flights from London to Ko Samui are:
  • EVA Air, stoping in Bangkok for 60 minutes minimun.
  • Thai Airways International, with 75 minutes scale in Bangkok.
  • Thai Airways International, with 75 minutes scale in Bangkok.
Flight Duration 13 h and 5 m Flights between London and Ko Samui take, on average, 13 h and 5 m minutes, but the time can vary according to other factors
Cheapest flight £402 Cheapest price for a flight between London and Ko Samui found by our customers in the last 72 hours
High season December According to search data from our customers, December is the busiest time to fly from London to Ko Samui
Airlines flying this route EVA Air, Thai Airways International, Singapore Airlines Airline(s) with flights between London to Ko Samui

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