AirHint found the following cheapest return flights from Toronto (YYZ) to Vienna (VIE) in May 2026 (see full year).

Return flights

26 May - 11 Jun	Air Transat
02 May - 11 May	Condor
13 May - 31 May	WestJet
23 May - 30 May	Air Transat
09 May - 22 May	Condor
31 May - 08 Jun	Condor
31 May - 14 Jun	Condor
31 May - 08 Jun	Air Canada	direct
30 May - 14 Jun	Condor
09 May - 22 May	Brussels Airlines	direct
23 May - 30 May	Air Canada	direct
26 May - 11 Jun	Austrian Airlines	direct
13 May - 31 May	Austrian Airlines	direct
02 May - 11 May	Austrian Airlines	direct

Also check the deals for one-way flights from Toronto to Vienna in May.

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 May from 531€

Return flights