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

Return flights

18 Dec - 15 Jan	Wizz Air
31 Dec - 16 Jan	China Southern
29 Dec - 10 Jan	Wizz Air
26 Dec - 10 Jan	Air Serbia
12 Dec - 05 Jan	Pegasus Airlines
17 Dec - 05 Jan	Wizz Air Malta
18 Dec - 05 Jan	Wizz Air
11 Dec - 15 Dec	Wizz Air
31 Dec - 18 Jan	LOT
16 Dec - 05 Jan	Wizz Air
13 Dec - 05 Jan	Air Serbia
18 Dec - 26 Dec	Wizz Air
14 Dec - 21 Dec	Wizz Air
15 Dec - 22 Dec	Pegasus Airlines
15 Dec - 16 Dec	Air Serbia

Also check the deals for one-way flights from Belgrade to Sydney 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 Sydney in December from $1184

Return flights