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

Return flights

04 Dec - 07 Dec	Wizz Air
01 Dec - 22 Dec	Air Serbia
19 Dec - 21 Dec	Air Serbia
12 Dec - 14 Dec	Air Serbia
05 Dec - 07 Dec	Air Serbia
06 Dec - 16 Dec	Air Serbia	direct
01 Dec - 22 Dec	Air Serbia	direct
26 Dec - 05 Jan	Air Serbia	direct
05 Dec - 12 Dec	Air Serbia
05 Dec - 12 Dec	Air Serbia	direct
27 Dec - 02 Jan	Air Serbia	direct
18 Dec - 21 Dec	Air Serbia
31 Dec - 04 Jan	Air Serbia	direct

Also check the deals for one-way flights from Belgrade to Zagreb 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 Belgrade to Zagreb in December from 100€

Return flights