Cheapest one-way flights from Montreal to Lisbon in August from $299

AirHint found the following cheapest one-way flights from Montreal (YUL) to Lisbon (LIS) in August 2025 (see full year).

One-Way flights

10 Aug Air Transat direct
13 Aug Air Transat direct
17 Aug Air Transat direct
06 Aug Air Transat direct
26 Aug Air Transat direct
27 Aug Air Transat direct
12 Aug Air Transat direct
18 Aug Air Transat direct
20 Aug Air Transat direct
19 Aug Air Transat direct

Also check the deals for return flights from Montreal to Lisbon in August.

Skyscanner

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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