Cheapest return flights from Toronto to Warsaw in September from 574€

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

Return flights

30 Sep - 17 Oct Aer Lingus
07 Sep - 21 Sep WestJet
11 Sep - 09 Oct Porter Airlines (Canada) Ltd
11 Sep - 21 Sep Porter Airlines (Canada) Ltd
04 Sep - 30 Sep Air Transat
06 Sep - 21 Sep Air Transat
11 Sep - 24 Sep Air Transat
04 Sep - 01 Oct Air Transat
20 Sep - 03 Oct WestJet
08 Sep - 22 Sep Air Transat
15 Sep - 15 Oct Air Transat
02 Sep - 03 Oct Aer Lingus

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

Skyscanner

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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