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

Return flights

02 Dec - 27 Dec	Air Canada
01 Dec - 08 Dec	Air France
01 Dec - 31 Jan	Air France
29 Dec - 24 Jan	KLM
26 Dec - 13 Jan	British Airways
25 Dec - 30 Dec	British Airways
09 Dec - 31 Dec	British Airways
27 Dec - 17 Jan	Air Canada
29 Dec - 24 Jan	LOT	direct
01 Dec - 31 Jan	LOT	direct
15 Dec - 10 Jan	British Airways
02 Dec - 27 Dec	LOT	direct
01 Dec - 08 Dec	LOT	direct
24 Dec - 30 Dec	British Airways
15 Dec - 22 Dec	British Airways
23 Dec - 07 Jan	British Airways
21 Dec - 07 Jan	KLM
21 Dec - 10 Jan	KLM
17 Dec - 30 Dec	KLM
25 Dec - 30 Dec	LOT	direct

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 $619

Return flights