AirHint found the following cheapest return flights from Montreal (YUL) to Lisbon (LIS) in January 2026 (see full year).

Return flights

30 Jan - 06 Feb	Finnair
23 Jan - 02 Feb	Finnair
23 Jan - 03 Feb	Finnair
23 Jan - 04 Feb	Finnair
23 Jan - 05 Feb	Finnair
23 Jan - 06 Feb	Finnair
30 Jan - 04 Feb	Finnair
26 Jan - 31 Jan	Air Transat	direct
23 Jan - 27 Jan	Air Transat	direct
23 Jan - 31 Jan	Air Transat	direct
25 Jan - 31 Jan	Air Transat	direct
23 Jan - 30 Jan	Air Transat
24 Jan - 31 Jan	Air Transat
08 Jan - 31 Jan	Air Canada	direct
07 Jan - 14 Jan	TAP	direct
21 Jan - 28 Jan	TAP	direct
23 Jan - 30 Jan	TAP	direct
23 Jan - 04 Feb	TAP	direct
23 Jan - 06 Feb	TAP	direct
28 Jan - 04 Feb	TAP	direct

Also check the deals for one-way flights from Montreal to Lisbon in January.

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 Montreal to Lisbon in January from 320€

Return flights