Cheapest one-way flights from Toronto to Porto in December from 250€

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

One-Way flights

05 Dec Azores Airlines
30 Dec Azores Airlines
05 Dec Air Transat direct
06 Dec TAP
12 Dec Air Transat
31 Dec Air Transat direct
24 Dec Porter Airlines (Canada) Ltd direct
17 Dec Porter Airlines (Canada) Ltd
19 Dec Air Transat
23 Dec Porter Airlines (Canada) Ltd

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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