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

Return flights

21 Dec - 25 Jan	Ryanair
22 Dec - 22 Jan	Wizz Air
27 Dec - 18 Jan	Wizz Air
27 Dec - 17 Jan	Wizz Air
29 Dec - 22 Jan	Ryanair
03 Dec - 07 Dec	Ryanair
01 Dec - 03 Dec	Ryanair
04 Dec - 07 Dec	Ryanair
11 Dec - 11 Jan	Ryanair
28 Dec - 22 Jan	Wizz Air
20 Dec - 20 Jan	Wizz Air
29 Dec - 19 Jan	Ryanair
21 Dec - 10 Jan	Wizz Air
05 Dec - 07 Dec	Ryanair
06 Dec - 10 Dec	Wizz Air
06 Dec - 13 Dec	Ryanair
23 Dec - 31 Dec	Ryanair
06 Dec - 21 Dec	Ryanair
12 Dec - 27 Dec	Ryanair
24 Dec - 30 Dec	Ryanair

Also check the deals for one-way flights from Warsaw 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 Warsaw to Sydney in December from 909€

Return flights