Cheap Flights from London (LHR) to Samui Intl. Airport (USM)

Airlines that fly from Heathrow Airport (LHR) to Ko Samui Airport (USM)

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Cheap Flights from London (LHR) to Samui Intl. Airport (USM)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Gulf Air
Wed., 23 Apr. - Wed., 7 May
LHR
London
USM
Koh Samui
AU$1,569 Return, found 3 days ago
AU$1,569
Return
found 3 days ago
Select Gulf Air flight, departing Wed., 23 Apr. from London to Koh Samui, returning Wed., 7 May, priced at AU$1,569 found 3 days ago
Etihad Airways
Wed., 26 Feb. - Wed., 19 Mar.
LHR
London
USM
Koh Samui
AU$1,576 Return, found 6 days ago
AU$1,576
Return
found 6 days ago
Select Etihad Airways flight, departing Wed., 26 Feb. from London to Koh Samui, returning Wed., 19 Mar., priced at AU$1,576 found 6 days ago
Lufthansa
Thu., 1 May - Thu., 12 Jun.
LHR
London
USM
Koh Samui
AU$1,601 Return, found 5 days ago
AU$1,601
Return
found 5 days ago
Select Lufthansa flight, departing Thu., 1 May from London to Koh Samui, returning Thu., 12 Jun., priced at AU$1,601 found 5 days ago
Etihad Airways
Thu., 27 Feb. - Wed., 19 Mar.
LHR
London
USM
Koh Samui
AU$1,613 Return, found 6 days ago
AU$1,613
Return
found 6 days ago
Select Etihad Airways flight, departing Thu., 27 Feb. from London to Koh Samui, returning Wed., 19 Mar., priced at AU$1,613 found 6 days ago
Etihad Airways
Sat., 22 Feb. - Tue., 11 Mar.
LHR
London
USM
Koh Samui
AU$1,615 Return, found 6 days ago
AU$1,615
Return
found 6 days ago
Select Etihad Airways flight, departing Sat., 22 Feb. from London to Koh Samui, returning Tue., 11 Mar., priced at AU$1,615 found 6 days ago
Etihad Airways
Thu., 27 Feb. - Fri., 21 Mar.
LHR
London
USM
Koh Samui
AU$1,651 Return, found 6 days ago
AU$1,651
Return
found 6 days ago
Select Etihad Airways flight, departing Thu., 27 Feb. from London to Koh Samui, returning Fri., 21 Mar., priced at AU$1,651 found 6 days ago
EVA Airways
Thu., 6 Mar. - Thu., 13 Mar.
LHR
London
USM
Koh Samui
AU$1,680 Return, found 6 days ago
AU$1,680
Return
found 6 days ago
Select EVA Airways flight, departing Thu., 6 Mar. from London to Koh Samui, returning Thu., 13 Mar., priced at AU$1,680 found 6 days ago
Thai Airways International
Thu., 1 May - Thu., 12 Jun.
LHR
London
USM
Koh Samui
AU$1,716 Return, found 5 days ago
AU$1,716
Return
found 5 days ago
Select Thai Airways International flight, departing Thu., 1 May from London to Koh Samui, returning Thu., 12 Jun., priced at AU$1,716 found 5 days ago
Qatar Airways
Wed., 23 Apr. - Wed., 7 May
LHR
London
USM
Koh Samui
AU$1,788 Return, found 3 days ago
AU$1,788
Return
found 3 days ago
Select Qatar Airways flight, departing Wed., 23 Apr. from London to Koh Samui, returning Wed., 7 May, priced at AU$1,788 found 3 days ago
Qantas Airways
Wed., 23 Apr. - Wed., 7 May
LHR
London
USM
Koh Samui
AU$1,981 Return, found 3 days ago
AU$1,981
Return
found 3 days ago
Select Qantas Airways flight, departing Wed., 23 Apr. from London to Koh Samui, returning Wed., 7 May, priced at AU$1,981 found 3 days ago
Beautiful view of the beach with palm trees

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Flight from London to Samui Intl. Airport route information
Origin airport
Heathrow
Destination airport
Samui Intl. Airport
Airlines serving
Air France, Austrian Airlines, British Airways, Cathay Pacific, EVA Airways, Etihad Airways, KLM, Malaysia Airlines, Qatar Airways, Swiss International Air Lines, Thai Airways International, Turkish Airlines
Return price
AU$1,568
Distance
9836 km

Your quick guide to flights from London to Samui Intl. Airport

Pick up great flights from London to Samui Intl. Airport

With Expedia, you have your pick of flights a day with 20 airlines covering flights from London to Samui Intl. Airport. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from London to Samui Intl. Airport that take around hours.

Find cheap flights from London to Samui Intl. Airport

From the great flight deals with prices currently ranging from AU$1,569 to AU$1,981, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from London to Samui Intl. Airport around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Samui Intl. Airport is normally in April.

Reasons to book your flight from London to Samui Intl. Airport with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from London to Samui Intl. Airport across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Samui Intl. Airport right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Heathrow Airport to USM?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip flight between London Heathrow and Samui Airport was AU$1,569. Cheap tickets don’t hang around, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from LHR to Ko Samui Airport?
This differs from airline to airline, as each has its own set of terms and conditions. Head to the Customer Service Portal, where there are easy instructions on how to cancel online.
How do I find cheap flights from Heathrow Airport (LHR) to Ko Samui Airport (USM) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for London Heathrow to Ko Samui Airport (USM) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from London Heathrow to Ko Samui Airport (USM)?
The distance is around 9 900 kilometres, so fill your carry-on luggage with all you need to make the long journey comfortable. Wondering what to take on board your Hounslow to Koh Samui flight? Earplugs, a sleep mask and a neck pillow are a few essentials.
Which airlines fly direct from Heathrow Airport (LHR) to Ko Samui Airport?
There are no direct flights, so you’ll have to make at least one stop between Heathrow Airport and Samui Airport. Make the most of the layover time to stretch your legs and grab a coffee.
Are LHR to Ko Samui Airport (USM) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from LHR to Ko Samui Airport (USM) at the last minute could be your ticket to an awesome deal. However, it could end up costing a great deal more! If you’d rather avoid the risk, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to a year in advance. If your preferred carrier hasn’t released tickets yet, check back regularly as deals are updated all the time on Expedia.
*Available to Expedia members.