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

Return flights

02 Dec - 09 Dec	British Airways
08 Dec - 15 Dec	British Airways
01 Dec - 08 Dec	British Airways
09 Dec - 16 Dec	British Airways
04 Dec - 11 Dec	Air Canada	direct
04 Dec - 08 Dec	Air Canada	direct
02 Dec - 11 Dec	Air Canada
03 Dec - 10 Dec	British Airways
07 Dec - 14 Dec	Air Canada
29 Dec - 13 Jan	Air Canada
04 Dec - 13 Dec	Air Canada	direct
31 Dec - 07 Jan	Condor
27 Dec - 08 Jan	Air Canada	direct
25 Dec - 08 Jan	Air Canada
26 Dec - 08 Jan	Air Canada
25 Dec - 09 Jan	Air Canada
25 Dec - 01 Jan	Air Canada
30 Dec - 06 Jan	Air Canada
29 Dec - 05 Jan	SWISS
17 Dec - 14 Jan	Air Canada

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

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 Montreal to Vienna in December from 499€

Return flights