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

Return flights

12 Sep - 26 Sep	Wizz Air Malta
22 Sep - 30 Sep	Ryanair
16 Sep - 30 Sep	Ryanair
04 Sep - 10 Sep	Wizz Air Malta
13 Sep - 21 Sep	Wizz Air Malta
22 Sep - 05 Oct	Ryanair
04 Sep - 14 Sep	Wizz Air Malta
02 Sep - 16 Sep	Ryanair
15 Sep - 18 Sep	Wizz Air Malta
15 Sep - 19 Sep	Wizz Air Malta
03 Sep - 17 Sep	Wizz Air Malta
22 Sep - 22 Oct	Condor
18 Sep - 01 Oct	Lufthansa
18 Sep - 09 Oct	Lufthansa
18 Sep - 01 Oct	Austrian Airlines	direct
18 Sep - 09 Oct	Austrian Airlines	direct
22 Sep - 22 Oct	Brussels Airlines	direct
28 Sep - 04 Oct	Delta

Also check the deals for one-way flights from Vienna 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 Vienna to Toronto in September from 403€

Return flights