Qatar Airways Cheap Flights from London to Samui Intl. Airport: QR LGW→USM

View HK$5,713 flight on Sat, 21 Feb 2026Opens in a new window
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Prices were available within the past 7 days and start at HK$5,713 for one-way flights and HK$9,871 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Wed, 21 Jan - Thu, 29 Jan
LGW
London
USM
Koh Samui
HK$9,871 Return, found 2 days ago
HK$9,871
Return
found 2 days ago
Select Qatar Airways flight, departing Wed, 21 Jan from London to Koh Samui, returning Thu, 29 Jan, priced at HK$9,871 found 2 days ago
Qatar Airways
Wed, 21 Jan - Thu, 29 Jan
LGW
London
USM
Koh Samui
HK$9,883 Return, found 2 days ago
HK$9,883
Return
found 2 days ago
Select Qatar Airways flight, departing Wed, 21 Jan from London to Koh Samui, returning Thu, 29 Jan, priced at HK$9,883 found 2 days ago
Qatar Airways
Wed, 21 Jan - Thu, 29 Jan
LGW
London
USM
Koh Samui
HK$9,947 Return, found 2 days ago
HK$9,947
Return
found 2 days ago
Select Qatar Airways flight, departing Wed, 21 Jan from London to Koh Samui, returning Thu, 29 Jan, priced at HK$9,947 found 2 days ago
Qatar Airways
Wed, 21 Jan - Thu, 29 Jan
LGW
London
USM
Koh Samui
HK$9,959 Return, found 2 days ago
HK$9,959
Return
found 2 days ago
Select Qatar Airways flight, departing Wed, 21 Jan from London to Koh Samui, returning Thu, 29 Jan, priced at HK$9,959 found 2 days ago
Qatar Airways
Sat, 21 Feb - Sun, 8 Mar
LGW
London
USM
Koh Samui
HK$9,997 Return, found 1 day ago
HK$9,997
Return
found 1 day ago
Select Qatar Airways flight, departing Sat, 21 Feb from London to Koh Samui, returning Sun, 8 Mar, priced at HK$9,997 found 1 day ago
Qatar Airways
Sat, 21 Feb - Sun, 8 Mar
LGW
London
USM
Koh Samui
HK$10,027 Return, found 1 day ago
HK$10,027
Return
found 1 day ago
Select Qatar Airways flight, departing Sat, 21 Feb from London to Koh Samui, returning Sun, 8 Mar, priced at HK$10,027 found 1 day ago
London to Samui Intl. Airport route information
Origin airport
Gatwick
Destination airport
Samui Intl. Airport
Airlines serving
British Airways, Qatar Airways, Singapore Airlines, Swiss International Air Lines, Thai Airways International
Popular airline
British Airways
Distance
9826 km

Frequently asked questions

How much is a Qatar Airways flight from Gatwick Airport (LGW) to Ko Samui Airport (USM)?
Make use of the "Price (lowest to highest)" filter on Expedia to search for cheap Qatar Airways round-trip flights from HK$9,871 from LGW to USM. Affordable one-way options from HK$5,713 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from LGW to USM with Qatar Airways?
Browse for one-way or round-trip flights to Koh Samui in October or September. You could find lower fares with Qatar Airways during these off-season months.
Does Qatar Airways fly nonstop from Gatwick Airport (LGW) to Ko Samui Airport (USM)?
Simply enter your dates, press search and tick the "Nonstop" filter on Expedia to browse any direct flights from LGW to USM with Qatar Airways or other carriers.
What airports does Qatar Airways fly into in Koh Samui?
Ko Samui Airport (USM) is the primary Koh Samui hub for Qatar Airways flights from Gatwick Airport (LGW).
What kind of luggage can I take on a Qatar Airways flight from Gatwick Airport (LGW) to Ko Samui Airport (USM)?
For checked luggage, you can bring 2 checked-in bags weighing up to 23 kgs with dimensions not exceeding 118 inches. You can also bring 1 cabin bag on board when flying standard economy from LGW to USM with Qatar Airways. This carry-on has to weigh less than 15 kgs and be no bigger than 19 inches x 14 inches x 9 inches. Going over these limits can mean additional charges, so check Qatar Airways's baggage allowance guidelines before you start packing.
Can I change or cancel my Qatar Airways flight from Gatwick Airport (LGW) to Ko Samui Airport (USM)?
Changes are typically free within 24 hours of making your booking, but your airline may charge a fee after that. For further information about modifying your flights, head to your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to make changes without additional costs, apply the "Changes included" and "No cancel fee" filters when organising your next escape.
*Available to Expedia members.