AirHint found the following cheapest one-way flights from Montreal (YUL) to Vienna (VIE) in August 2025 (see full year).

One-Way flights

13 Aug	Porter Airlines (Canada) Ltd
31 Aug	Air Transat
20 Aug	Porter Airlines (Canada) Ltd
21 Aug	FrenchBee
29 Aug	FrenchBee
20 Aug	Brussels Airlines	direct
17 Aug	Brussels Airlines
24 Aug	Brussels Airlines
17 Aug	Brussels Airlines	direct
21 Aug	Air Canada	direct

Also check the deals for return flights from Montreal 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 one-way flights from Montreal to Vienna in August from 274€

One-Way flights