AirHint found the following cheapest return flights from Toronto (YYZ) to Warsaw (WAW) in December 2025 (see full year).

Return flights

04 Dec - 09 Dec	Air Canada
04 Dec - 08 Dec	Air Canada
07 Dec - 11 Dec	Air Canada
08 Dec - 11 Dec	SWISS
08 Dec - 12 Dec	SWISS
02 Dec - 16 Dec	Air Transat
27 Dec - 17 Jan	Lufthansa
05 Dec - 09 Dec	Air France
01 Dec - 31 Jan	Lufthansa
06 Dec - 11 Dec	Delta
09 Dec - 13 Dec	Delta
03 Dec - 24 Dec	Air Canada
07 Dec - 11 Jan	WestJet
01 Dec - 31 Jan	LOT	direct
14 Dec - 08 Jan	Scandinavian Airlines
10 Dec - 10 Jan	Scandinavian Airlines
13 Dec - 11 Jan	Flair Airlines
14 Dec - 11 Jan	Porter Airlines (Canada) Ltd
24 Dec - 17 Jan	Air Canada
13 Dec - 08 Jan	Flair Airlines

Also check the deals for one-way flights from Toronto to Warsaw 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 Toronto to Warsaw in December from $589

Return flights