Cheapest one-way flights from Toronto to Lisbon in December from $263

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

One-Way flights

09 Dec Air Transat direct
02 Dec Air Transat direct
04 Dec Air Transat direct
05 Dec Air Transat
06 Dec Air Transat direct
03 Dec Air Transat
11 Dec Air Transat direct
10 Dec Air Transat
12 Dec Air Transat
14 Dec Porter Airlines (Canada) Ltd

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

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