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Find Cheap Flights from London (LON) to Koh Samui (USM)
Prices were available within the past 7 days and start at HK$5,314 for one-way flights and HK$8,278 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
![Austrian Airlines](http://images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/OS.gif)
Wednesday, 26 Feb - Wednesday, 5 Mar
LHR
London
USM
Ko Samui
HK$8,278 Return, found 4 days ago
HK$8,278
Return
found 4 days ago
![Austrian Airlines](http://images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/OS.gif)
Wednesday, 26 Feb - Wednesday, 5 Mar
LHR
London
USM
Ko Samui
HK$8,644 Return, found 4 days ago
HK$8,644
Return
found 4 days ago
![Austrian Airlines](http://images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/OS.gif)
Wednesday, 26 Feb - Wednesday, 5 Mar
LHR
London
USM
Ko Samui
HK$8,673 Return, found 4 days ago
HK$8,673
Return
found 4 days ago
![Austrian Airlines](http://images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/OS.gif)
Wednesday, 26 Feb - Wednesday, 5 Mar
LHR
London
USM
Ko Samui
HK$9,039 Return, found 4 days ago
HK$9,039
Return
found 4 days ago
![Emirates](http://images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/EK.gif)
Wednesday, 26 Feb - Wednesday, 5 Mar
LHR
London
USM
Ko Samui
HK$9,294 Return, found 4 days ago
HK$9,294
Return
found 4 days ago
![Qatar Airways](http://images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/QR.gif)
Wednesday, 26 Feb - Wednesday, 5 Mar
LGW
London
USM
Ko Samui
HK$9,350 Return, found 4 days ago
HK$9,350
Return
found 4 days ago
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