Cheapest one-way flights from Ko Samui to London in January from $360

AirHint found the following cheapest one-way flights from Ko Samui (USM) to London (LHR) in January 2026 (see full year).

One-Way flights

24 Jan Etihad Airways
22 Jan Etihad Airways
27 Jan Etihad Airways
20 Jan Etihad Airways
21 Jan Scoot
19 Jan Bangkok Airways
26 Jan Bangkok Airways
18 Jan Bangkok Airways
17 Jan Bangkok Airways
25 Jan Bangkok Airways

Also check the deals for return flights from Ko Samui to London in January.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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