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

Return flights

11 Aug - 09 Sep	Condor
04 Aug - 11 Aug	Brussels Airlines
31 Aug - 15 Sep	Condor
11 Aug - 10 Sep	Condor
21 Aug - 05 Sep	Condor
18 Aug - 10 Sep	Condor
30 Aug - 15 Sep	Condor
31 Aug - 14 Sep	Condor
11 Aug - 02 Sep	Air Transat
11 Aug - 03 Sep	Air Transat
11 Aug - 18 Aug	Air Transat
30 Aug - 13 Sep	Condor
05 Aug - 26 Aug	Condor
19 Aug - 26 Aug	Condor
16 Aug - 30 Aug	Condor
11 Aug - 26 Aug	Condor
07 Aug - 26 Aug	WestJet
14 Aug - 23 Aug	Condor
07 Aug - 25 Aug	Condor
08 Aug - 15 Aug	Condor

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 440€

Return flights