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

Return flights

14 Dec - 22 Dec	Wizz Air
02 Dec - 16 Dec	Wizz Air
01 Dec - 01 Jan	Wizz Air
05 Dec - 20 Dec	Wizz Air
09 Dec - 22 Dec	Wizz Air
29 Dec - 11 Jan	Wizz Air
01 Dec - 15 Dec	Wizz Air Malta
28 Dec - 11 Jan	Wizz Air
30 Dec - 13 Jan	Wizz Air
20 Dec - 29 Dec	Wizz Air
27 Dec - 03 Jan	Wizz Air
23 Dec - 03 Jan	Wizz Air
22 Dec - 03 Jan	Wizz Air
22 Dec - 29 Dec	Wizz Air
06 Dec - 16 Dec	Wizz Air
27 Dec - 10 Jan	Wizz Air
17 Dec - 01 Jan	Wizz Air Malta
26 Dec - 02 Jan	Wizz Air Malta

Also check the deals for one-way flights from Bucharest 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 Bucharest to Bangkok in December from 682€

Return flights