Cheapest return flights from Bangkok to London in January from $819

Best time to book flights for Bangkok (BKK) to London (LHR) flights at AirHint

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

Return flights

21 Jan - 26 Jan Finnair
21 Jan - 28 Jan Finnair
24 Jan - 01 Feb Finnair
27 Jan - 05 Feb Finnair
27 Jan - 06 Feb Finnair
28 Jan - 06 Feb Finnair
30 Jan - 06 Feb Finnair
21 Jan - 30 Jan SWISS
08 Jan - 15 Jan Finnair
03 Jan - 31 Jan Finnair
21 Jan - 28 Jan Thai Airways direct
21 Jan - 26 Jan Thai Airways direct
28 Jan - 06 Feb Thai Airways direct
27 Jan - 05 Feb EVA Air direct
27 Jan - 06 Feb EVA Air direct
02 Jan - 02 Jan China Airlines
30 Jan - 06 Feb EVA Air direct
24 Jan - 01 Feb Thai Airways direct
08 Jan - 15 Jan EVA Air direct
05 Jan - 19 Jan China Southern

Also check the deals for one-way flights from Bangkok 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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