Cheapest return flights from Montreal to Lisbon in September from 507€

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

Return flights

15 Sep - 06 Oct Air Canada direct
14 Sep - 29 Sep FrenchBee
24 Sep - 01 Oct Air Canada direct
01 Sep - 15 Sep Air Transat direct
07 Sep - 30 Sep Air Transat direct
08 Sep - 22 Sep Air Transat direct
01 Sep - 09 Sep Air Transat direct
28 Sep - 12 Oct Air Canada direct
08 Sep - 29 Sep Air Transat direct
05 Sep - 19 Sep Air Transat
03 Sep - 17 Sep Air Transat
04 Sep - 29 Sep Air Transat
05 Sep - 12 Sep Air Transat
11 Sep - 01 Oct Air Transat
11 Sep - 01 Oct Lufthansa direct

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

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