AirHint found the following cheapest return flights from Budapest (BUD) to Keflavik (KEF) in December 2025 (see full year).

Return flights

19 Dec - 29 Dec	Wizz Air	direct
10 Dec - 29 Dec	Wizz Air	direct
17 Dec - 26 Dec	Wizz Air	direct
10 Dec - 26 Dec	Wizz Air	direct
01 Dec - 05 Dec	Wizz Air	direct
05 Dec - 08 Dec	Wizz Air	direct
01 Dec - 08 Dec	Wizz Air	direct
03 Dec - 08 Dec	Wizz Air	direct
03 Dec - 05 Dec	Wizz Air	direct
10 Dec - 17 Dec	Wizz Air	direct
24 Dec - 09 Jan	Wizz Air	direct
24 Dec - 12 Jan	Wizz Air	direct
19 Dec - 07 Jan	Wizz Air	direct
22 Dec - 09 Jan	Wizz Air	direct
24 Dec - 07 Jan	Wizz Air	direct
22 Dec - 07 Jan	Wizz Air	direct

Also check the deals for one-way flights from Budapest to Keflavik 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 Budapest to Keflavik in December from $130

Return flights