Cheapest return flights from Montreal to Vienna in September from $551

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

Return flights

23 Sep - 05 Oct SWISS
09 Sep - 16 Sep Brussels Airlines
30 Sep - 08 Oct Air Canada
15 Sep - 22 Sep Air Transat
01 Sep - 08 Sep Air Transat
02 Sep - 09 Sep Air Transat
29 Sep - 08 Oct Brussels Airlines direct
05 Sep - 13 Sep Air Transat
10 Sep - 17 Sep Porter Airlines (Canada) Ltd
05 Sep - 12 Sep Porter Airlines (Canada) Ltd
07 Sep - 14 Sep Porter Airlines (Canada) Ltd
23 Sep - 30 Sep Porter Airlines (Canada) Ltd
04 Sep - 11 Sep Porter Airlines (Canada) Ltd
30 Sep - 07 Oct Air Canada
20 Sep - 12 Oct Air Canada direct
24 Sep - 01 Oct Air Canada
29 Sep - 06 Oct Air Transat
30 Sep - 08 Oct Brussels Airlines direct
20 Sep - 10 Oct Air Canada
23 Sep - 05 Oct Air Canada direct

Also check the deals for one-way flights from Montreal to Vienna 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.

Book a cheap hotel in Vienna

Cheap car rent in Vienna

Feel free to contact us with any feedback or request another flight research.