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

Return flights

06 Dec - 10 Dec	Air France
29 Dec - 12 Jan	KLM
13 Dec - 13 Jan	KLM
12 Dec - 13 Jan	KLM
20 Dec - 23 Jan	KLM
13 Dec - 11 Jan	KLM
13 Dec - 12 Jan	KLM
22 Dec - 08 Jan	KLM
14 Dec - 10 Jan	KLM
22 Dec - 09 Jan	KLM
12 Dec - 10 Jan	KLM

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

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 Leeds to Bangkok in December from $1035

Return flights