Cheapest return flights from Montreal to Lisbon in August from $573

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

Return flights

24 Aug - 31 Aug Azores Airlines
25 Aug - 01 Sep Azores Airlines
27 Aug - 03 Sep Azores Airlines
29 Aug - 05 Sep Azores Airlines
17 Aug - 24 Aug Azores Airlines
18 Aug - 25 Aug Azores Airlines
31 Aug - 07 Sep Azores Airlines
26 Aug - 02 Sep Air Transat
13 Aug - 27 Aug Azores Airlines
13 Aug - 20 Aug Azores Airlines
20 Aug - 27 Aug Azores Airlines
25 Aug - 01 Sep Air Transat direct
26 Aug - 02 Sep Air Transat direct
03 Aug - 08 Aug Azores Airlines
06 Aug - 20 Aug Azores Airlines
05 Aug - 12 Aug Air Transat direct
12 Aug - 19 Aug Air Transat direct
30 Aug - 06 Sep Air Transat
31 Aug - 07 Sep TAP direct
27 Aug - 03 Sep TAP direct

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

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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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