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

Return flights

07 Mar - 19 Mar	Finnair
02 Mar - 13 Mar	Finnair
17 Mar - 31 Mar	Finnair
10 Mar - 19 Mar	Finnair
07 Mar - 14 Mar	Finnair
24 Mar - 31 Mar	Finnair
02 Mar - 16 Mar	Finnair
30 Mar - 25 Apr	British Airways
28 Mar - 18 Apr	British Airways
29 Mar - 07 Apr	Air Transat	direct
15 Mar - 21 Apr	Air Transat	direct
17 Mar - 11 Apr	Finnair
30 Mar - 25 Apr	Air Canada	direct
24 Mar - 07 Apr	Air Canada	direct
29 Mar - 05 Apr	Air Canada	direct
31 Mar - 07 Apr	Air Canada	direct
30 Mar - 06 Apr	Air Canada	direct
16 Mar - 26 Mar	Air Transat
17 Mar - 24 Mar	Finnair
10 Mar - 24 Mar	Finnair

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

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 March from $391

Return flights