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

Return flights

12 Sep - 22 Sep	Ryanair
22 Sep - 05 Oct	Ryanair
24 Sep - 09 Oct	Ryanair
09 Sep - 28 Sep	Ryanair
17 Sep - 29 Sep	Ryanair
10 Sep - 16 Sep	Ryanair
08 Sep - 29 Sep	Ryanair
10 Sep - 23 Sep	Ryanair
13 Sep - 13 Oct	Ryanair
14 Sep - 22 Sep	Ryanair
15 Sep - 24 Sep	Ryanair
15 Sep - 17 Sep	Ryanair
17 Sep - 30 Sep	Ryanair
30 Sep - 11 Oct	Ryanair
23 Sep - 14 Oct	Ryanair
29 Sep - 05 Oct	Ryanair
29 Sep - 15 Oct	Ryanair
20 Sep - 03 Oct	Ryanair
26 Sep - 05 Oct	Ryanair

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

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 Toronto in September from $601

Return flights