AirHint found the following cheapest return flights from Winnipeg (YWG) to Lisbon (LIS) in December 2025 (see full year).

Return flights

09 Dec - 15 Dec	Air Canada
07 Dec - 15 Dec	Air Canada
03 Dec - 16 Dec	WestJet
07 Dec - 17 Dec	WestJet
09 Dec - 30 Dec	Air Canada
02 Dec - 28 Dec	Air Canada
10 Dec - 30 Dec	Air Canada
10 Dec - 31 Dec	Air Canada
23 Dec - 13 Jan	Air Canada
24 Dec - 14 Jan	Air Canada
16 Dec - 08 Jan	Air Canada
07 Dec - 01 Jan	Air Canada
17 Dec - 08 Jan	Air Canada
26 Dec - 04 Jan	Air Canada
27 Dec - 03 Jan	Air Canada

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

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 Winnipeg to Lisbon in December from $599

Return flights