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

Return flights

11 Dec - 18 Dec	Ryanair
18 Dec - 21 Dec	Ryanair
21 Dec - 24 Dec	Wizz Air
04 Dec - 07 Dec	Ryanair
19 Dec - 26 Dec	Wizz Air
21 Dec - 25 Dec	Wizz Air
24 Dec - 05 Jan	Wizz Air
27 Dec - 06 Jan	Wizz Air
19 Dec - 21 Dec	Wizz Air
22 Dec - 28 Dec	Wizz Air
12 Dec - 14 Dec	Ryanair
05 Dec - 07 Dec	Ryanair
26 Dec - 06 Jan	Ryanair
31 Dec - 07 Jan	Wizz Air
31 Dec - 01 Jan	Ryanair
26 Dec - 04 Jan	Ryanair
28 Dec - 01 Jan	Wizz Air
31 Dec - 04 Jan	Ryanair
20 Dec - 04 Jan	Wizz Air
31 Dec - 02 Jan	Wizz Air

Also check the deals for one-way flights from Warsaw to Belgrade 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 Warsaw to Belgrade in December from 133€

Return flights