Cheapest one-way flights from Toronto to Porto in December from $268

AirHint found the following cheapest one-way flights from Toronto (YYZ) to Porto (OPO) in December 2025 (see full year).

One-Way flights

09 Dec Azores Airlines
05 Dec Azores Airlines
05 Dec Porter Airlines (Canada) Ltd direct
04 Dec Air Transat
06 Dec Air Transat
07 Dec Flair Airlines
08 Dec Flair Airlines
31 Dec Porter Airlines (Canada) Ltd
14 Dec WestJet
12 Dec WestJet

Also check the deals for return flights from Toronto to Porto in December.

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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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