Cheapest return flights from Belgrade to Keflavik in December from $334

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

Return flights

18 Dec - 07 Jan Wizz Air
15 Dec - 22 Dec Wizz Air
11 Dec - 16 Dec Wizz Air
30 Dec - 04 Jan Air Serbia
14 Dec - 21 Dec Air Serbia
28 Dec - 06 Jan Wizz Air
29 Dec - 05 Jan Wizz Air
28 Dec - 04 Jan Air Serbia
29 Dec - 03 Jan Air Serbia
28 Dec - 05 Jan Air Serbia

Also check the deals for one-way flights from Belgrade to Keflavik in December.

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