AirHint found the following cheapest return flights from Montreal (YUL) to Vienna (VIE) in August 2026 (see full year).

Return flights

24 Aug - 06 Sep	WestJet
09 Aug - 23 Aug	WestJet
25 Aug - 01 Sep	Air Transat
26 Aug - 02 Sep	Air Transat
30 Aug - 06 Sep	Air Transat
24 Aug - 31 Aug	Air Transat
06 Aug - 20 Aug	WestJet
26 Aug - 02 Sep	Air Canada	direct
17 Aug - 24 Aug	Air Transat
05 Aug - 12 Aug	Air Canada
04 Aug - 11 Aug	Air Canada
12 Aug - 19 Aug	Air Canada
31 Aug - 07 Sep	Air Transat
16 Aug - 23 Aug	Air Transat
10 Aug - 17 Aug	British Airways
03 Aug - 10 Aug	Air Canada
25 Aug - 01 Sep	Air Canada	direct
28 Aug - 04 Sep	Air Transat
24 Aug - 06 Sep	Austrian Airlines	direct
31 Aug - 07 Sep	Austrian Airlines	direct

Also check the deals for one-way 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.

Book a cheap hotel in Vienna

Cheap car rent in Vienna

Cheapest return flights from Montreal to Vienna in August from 700€

Return flights