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

Return flights

28 Dec - 18 Jan	Norwegian Air Sweden AOC
16 Dec - 30 Dec	Wizz Air Malta
17 Dec - 09 Jan	Wizz Air
30 Dec - 08 Jan	LOT
17 Dec - 29 Dec	Wizz Air
18 Dec - 25 Dec	Wizz Air
20 Dec - 27 Dec	Wizz Air Malta
21 Dec - 28 Dec	Scandinavian Airlines
20 Dec - 30 Dec	Wizz Air Malta
26 Dec - 03 Jan	Wizz Air Malta
20 Dec - 01 Jan	Wizz Air
21 Dec - 02 Jan	Scandinavian Airlines
24 Dec - 03 Jan	Wizz Air Malta
25 Dec - 03 Jan	Wizz Air Malta
20 Dec - 03 Jan	Wizz Air

Also check the deals for one-way flights from Billund 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 Billund to Bangkok in December from $1003

Return flights