AirHint found the following cheapest return flights from Bangkok (DMK) to London (STN) in January 2026 (see full year).

Return flights

22 Jan - 29 Jan	Thai AirAsia X
24 Jan - 04 Feb	Thai AirAsia X
24 Jan - 02 Feb	Thai AirAsia X
31 Jan - 07 Feb	Thai AirAsia X
22 Jan - 30 Jan	Thai AirAsia X
24 Jan - 31 Jan	Thai AirAsia X
30 Jan - 06 Feb	Thai Lion Air
29 Jan - 01 Feb	Thai AirAsia X
31 Jan - 02 Feb	Thai AirAsia X
27 Jan - 11 Feb	Thai AirAsia X
30 Jan - 08 Feb	Thai Lion Air
27 Jan - 13 Feb	Thai AirAsia X
22 Jan - 12 Feb	Thai AirAsia X
19 Jan - 27 Jan	Batik Air Malaysia
21 Jan - 27 Jan	AirAsia
26 Jan - 31 Jan	AirAsia
19 Jan - 26 Jan	AirAsia
17 Jan - 27 Jan	AirAsia
19 Jan - 30 Jan	AirAsia
20 Jan - 24 Jan	AirAsia

Also check the deals for one-way flights from Bangkok to London in January.

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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Cheapest return flights from Bangkok to London in January from $592

Return flights