Cheapest return flights from Bangkok to London in December from $609

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

AirHint found the following cheapest return flights from Bangkok (BKK) to London (LGW) in December 2025 (see full year).

Return flights

03 Dec - 07 Dec Royal Jordanian
25 Dec - 31 Dec Norse Atlantic Airways (UK)
25 Dec - 06 Jan Norse Atlantic Airways (UK) direct
22 Dec - 16 Jan China Eastern
23 Dec - 16 Jan China Eastern
11 Dec - 23 Dec China Eastern
20 Dec - 11 Jan Norse Atlantic Airways (UK) direct
01 Dec - 07 Dec Norse Atlantic Airways (UK) direct
03 Dec - 07 Dec Norse Atlantic Airways (UK) direct
25 Dec - 31 Dec Norse Atlantic Airways (UK) direct
17 Dec - 07 Jan Norse Atlantic Airways (UK) direct
25 Dec - 04 Jan Norse Atlantic Airways (UK) direct
04 Dec - 02 Jan Norse Atlantic Airways (UK) direct
23 Dec - 04 Jan Etihad Airways
22 Dec - 16 Jan Norse Atlantic Airways (UK) direct
15 Dec - 02 Jan Norse Atlantic Airways (UK) direct
15 Dec - 31 Dec Norse Atlantic Airways (UK) direct
02 Dec - 09 Dec Air China
22 Dec - 29 Dec Air China
16 Dec - 25 Dec Air China

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

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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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