Cheapest return flights from Montreal to Vienna in September from 473€

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

Return flights

12 Sep - 28 Sep Air Transat
04 Sep - 18 Sep Air Transat
30 Sep - 14 Oct Air Canada
30 Sep - 09 Oct Air Canada
30 Sep - 07 Oct Air Canada
10 Sep - 19 Sep Air Transat
09 Sep - 16 Sep Porter Airlines (Canada) Ltd
02 Sep - 09 Sep Air Transat
27 Sep - 10 Oct Air Transat
26 Sep - 03 Oct FrenchBee
02 Sep - 17 Sep Air Transat
18 Sep - 25 Sep Porter Airlines (Canada) Ltd
11 Sep - 20 Sep Air Transat
25 Sep - 30 Sep Porter Airlines (Canada) Ltd
17 Sep - 24 Sep Porter Airlines (Canada) Ltd
24 Sep - 01 Oct Air Canada
25 Sep - 02 Oct Porter Airlines (Canada) Ltd
28 Sep - 07 Oct Air Transat
29 Sep - 06 Oct Air Canada
28 Sep - 03 Oct Air Canada

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

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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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