Cheapest return flights from Toronto to Lisbon in December from $727

AirHint found the following cheapest return flights from Toronto (YTZ) to Lisbon (LIS) in December 2026 (see full year).

Return flights

08 Dec - 15 Dec Air Canada
09 Dec - 16 Dec United
01 Dec - 16 Dec SWISS
14 Dec - 28 Dec SWISS
24 Dec - 02 Jan Porter Airlines (Canada) Ltd
15 Dec - 28 Dec SWISS
16 Dec - 28 Dec SWISS
19 Dec - 02 Jan Porter Airlines (Canada) Ltd
30 Dec - 08 Jan SWISS
27 Dec - 03 Jan United
29 Dec - 03 Jan SWISS
26 Dec - 03 Jan SWISS
19 Dec - 30 Dec SWISS

Also check the deals for one-way flights from Toronto to Lisbon in December.

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