Cheap flights from London Heathrow to Samui International

Compare London Heathrow to Samui International flight deals

Find the cheapest month or even day of the year to fly to Samui International

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Flight deals from London Heathrow to Samui International

Looking for a cheap last-minute deal or the best round-trip flight from London Heathrow to Samui International? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from London Heathrow to Samui International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London Heathrow to Samui International flights are currently cheapest in November.

London to Koh Samui: Flight information

The things to know before you go.
Cheapest flight found$790
Cheapest month to flyNovember

Finding cheap flights from London Heathrow to Samui International: Frequently asked questions

The best price we found for a round-trip flight from London Heathrow to Samui International is $790. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from London Heathrow to Samui International. But we found flights with one or more stops from $790.
There are no flights flying from London Heathrow to Samui International, as of October 2024.
The cheapest month to fly from London Heathrow to Samui International is usually October 2024.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from London Heathrow Airport to Samui International Airport on Monday, November 25, 2024.
No airlines currently offer direct flights between London Heathrow Airport and Samui International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Samui International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Koh Samui is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, China Eastern offers the cheapest flight tickets to Samui International.

Traveling from London Heathrow Airport (LHR) to Koh Samui Airport (USM): what you need to know

  • You'll likely experience longer queues in popular months like July and other peak seasons. Arriving up to fours hours ahead of international flights and two hours for a domestic departure is a good idea.

  • If you want a stopover for your flight from London Heathrow Airport to Koh Samui Airport, simply uncheck 'Direct flights only' and check out your options. Here are the top stopovers between LHR and USM:

    • Changi International Airport

    • Hong Kong International Airport

    • Suvarnabhumi Airport

  • Remember, you may need a visa to enter Thailand. Visa requirements can differ and travel documentation requirements change often. Before locking in your cheap ticket from LHR to USM, be sure to check with your carrier and your destination country's local embassy or consulate for up-to-date information.

How to find the cheapest flights from London Heathrow Airport (LHR) to Koh Samui Airport (USM)

  • The best price we've seen for a one-way ticket from London Heathrow Airport to Koh Samui Airport is $496. The cheapest price for a return flight is $790. Remember that fares may change due to availability when booking.

  • Don't leave things to the last minute. You're more likely to find cheap tickets from LHR to USM if you book early. Airlines often offer some amazing early bird rates.

  • Finding cheap tickets from London Heathrow Airport to Koh Samui Airport is easy if you're flexible with your travel plans. Use the 'Whole month' search function to see the best prices across each month and land a great deal.

  • Log into your online account or use the app to set up a Price Alert. You'll get notified straight away if there's a better deal on this route. It's easy to do, and it'll save you from searching for cheap tickets from LHR to USM every day.

  • Use filters to tailor your flights from London Heathrow Airport to Koh Samui Airport. Enter your ideal departure and arrival times, number of stops and airlines. Alternatively, sort your results by 'Cheapest' to get the best deals.

Handy information about London Heathrow Airport (LHR)

  • London Heathrow Airport is about 31 kilometers from central London. If you're catching a cab, driving or ride-sharing from the center, it'll take 57 minutes or so to get there, depending on traffic. If you're using public transport, expect the travel time to be approximately 1 hour and 1 minute.

  • After a hassle-free start to your trip? Stay near LHR. Whether you've booked an early flight from London Heathrow Airport to Koh Samui Airport or want to avoid feeling rushed, these stays are the answer:

Arriving at Koh Samui Airport (USM)

Getting from Koh Samui Airport (USM) to central Thailand

  • Central Thailand is about 611 kilometers from Koh Samui Airport. Journey times by car rental or cab will vary based on time of day and traffic conditions, so do a little research ahead of time.

When to fly to Koh Samui Airport (USM)

  • August is the most popular month for flights from London Heathrow Airport to Koh Samui Airport. To steer clear of the crowds, head to Thailand in February.

  • The warmest month in Thailand is April, with the temperature ranging between 24ºC and 41ºC. Lock in your flights from London Heathrow Airport to Koh Samui Airport in this month if this is the kind of weather you like.

  • Search for cheap tickets from LHR to USM in December if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 16ºC and 32ºC on average.

More about Thailand

  • Once you've booked your flight from LHR to USM, finding a great stay in Thailand will be high on your list. Phutawan Resort is an excellent option.

  • Every great adventure has to include some sightseeing. Wat Pu Muang, Wat Ma Muang Ched Ton and Wat Tha Luang are must-visits when exploring Thailand.

Complete your Thailand trip with hotels and a car rental

  • After you've secured your cheap ticket to Koh Samui Airport, check out the lowest prices and exclusive offers on hotels. You can also compare a range of car rental companies in one go to find the best car rental price for your Thailand getaway.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.