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

Return flights

27 Aug - 08 Sep	Porter Airlines (Canada) Ltd
31 Aug - 21 Sep	Flair Airlines
24 Aug - 05 Sep	WestJet
27 Aug - 26 Sep	WestJet
28 Aug - 20 Sep	Scandinavian Airlines
27 Aug - 20 Sep	WestJet
30 Aug - 02 Sep	Flair Airlines
24 Aug - 13 Sep	WestJet
20 Aug - 14 Sep	Porter Airlines (Canada) Ltd
23 Aug - 07 Sep	Flair Airlines
27 Aug - 30 Aug	WestJet
26 Aug - 27 Aug	Flair Airlines
21 Aug - 28 Aug	WestJet
22 Aug - 29 Aug	Porter Airlines (Canada) Ltd
21 Aug - 28 Aug	LOT	direct
27 Aug - 30 Aug	LOT	direct
20 Aug - 29 Aug	LOT	direct
22 Aug - 29 Aug	LOT	direct
26 Aug - 27 Aug	LOT	direct
20 Aug - 25 Aug	LOT	direct

Also check the deals for one-way flights from Toronto to Warsaw in August.

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 August from 643€

Return flights