Cheapest one-way YUL–MAD flights, September

AirHint found the following cheapest one-way flights from Montreal (YUL) to Madrid (MAD) in September 2026 (see full year).

One-Way flights

06 Sep WestJet
26 Sep WestJet
18 Sep Air Transat direct
25 Sep Air Transat direct
04 Sep Air Transat direct
03 Sep Air Transat direct
08 Sep WestJet
02 Sep FrenchBee
12 Sep FrenchBee
02 Sep Air Transat direct

Also check the deals for return flights from Montreal to Madrid in September.

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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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