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

Return flights

31 Aug - 05 Sep	WestJet
17 Aug - 02 Sep	TAP
20 Aug - 27 Aug	Porter Airlines (Canada) Ltd
19 Aug - 26 Aug	Aer Lingus
27 Aug - 09 Sep	TAP
25 Aug - 09 Sep	WestJet
29 Aug - 10 Sep	Porter Airlines (Canada) Ltd
28 Aug - 07 Sep	Porter Airlines (Canada) Ltd
12 Aug - 19 Aug	Flair Airlines
31 Aug - 06 Sep	WestJet
30 Aug - 10 Sep	WestJet
25 Aug - 07 Sep	WestJet
27 Aug - 10 Sep	TAP
17 Aug - 19 Aug	TAP
22 Aug - 29 Aug	WestJet
21 Aug - 28 Aug	TAP
05 Aug - 26 Aug	Flair Airlines
06 Aug - 13 Aug	Condor
07 Aug - 18 Aug	Flair Airlines
25 Aug - 29 Aug	WestJet

Also check the deals for one-way flights from Toronto to Vienna 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 Vienna in August from 480€

Return flights