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

Return flights

05 Dec - 09 Dec	Air Canada
03 Dec - 10 Dec	Lufthansa
01 Dec - 31 Jan	Air Canada
05 Dec - 12 Dec	Air Canada
27 Dec - 31 Dec	Condor
04 Dec - 11 Dec	Air Transat
04 Dec - 09 Dec	Air Canada
07 Dec - 28 Dec	Condor
07 Dec - 25 Dec	Air Canada
04 Dec - 10 Dec	Air Canada
04 Dec - 12 Dec	Air Canada
25 Dec - 11 Jan	Air Transat
12 Dec - 07 Jan	Air Transat
15 Dec - 26 Jan	WestJet
29 Dec - 06 Jan	Air Transat
24 Dec - 11 Jan	Air Transat
26 Dec - 10 Jan	WestJet
25 Dec - 10 Jan	Air Transat
24 Dec - 10 Jan	Air Transat
27 Dec - 02 Jan	Condor

Also check the deals for one-way flights from Toronto 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 Toronto to Vienna in December from 539€

Return flights