Cheapest return flights from Billund to Barcelona in December from $122

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

Return flights

07 Dec - 07 Jan Wizz Air Malta
06 Dec - 07 Dec Wizz Air Malta
12 Dec - 16 Dec Wizz Air
09 Dec - 09 Dec Wizz Air Malta
11 Dec - 14 Dec Wizz Air Malta
03 Dec - 10 Dec KLM
01 Dec - 12 Dec KLM
01 Dec - 08 Dec KLM
05 Dec - 08 Dec KLM
12 Dec - 15 Dec KLM
01 Dec - 07 Dec KLM
19 Dec - 07 Jan KLM
08 Dec - 22 Jan Wizz Air Malta
19 Dec - 04 Jan KLM
20 Dec - 04 Jan Wizz Air Malta
13 Dec - 01 Jan KLM
19 Dec - 01 Jan KLM
20 Dec - 01 Jan Wizz Air Malta
30 Dec - 01 Jan Wizz Air
19 Dec - 02 Jan KLM

Also check the deals for one-way flights from Billund to Barcelona in December.

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