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Cheapest one-way flights from Montreal (YUL) to Lisbon (LIS), December

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Dates, airline, and price
Dates	Airline	Price
11 Dec	Air Transat
28 Dec	Azores Airlines
21 Dec	Azores Airlines
30 Dec	FrenchBee
27 Dec	British Airways
10 Dec	British Airways
28 Dec	Air Transat Direct Flight
30 Dec	TAP Direct Flight
26 Dec	Air Canada Direct Flight

deals for return flights from Montreal to Lisbon in December.

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Updated Jul 20, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from Montreal (YUL) to Lisbon (LIS), December

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