Cheapest return flights from Montreal to Barcelona in September from $613

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

Return flights

19 Sep - 12 Oct Azores Airlines
19 Sep - 12 Oct Air Canada direct
25 Sep - 08 Oct Air Canada direct
28 Sep - 05 Oct Air Canada direct
29 Sep - 06 Oct Air Canada direct
30 Sep - 07 Oct Air Canada direct
11 Sep - 25 Sep Air Transat direct
02 Sep - 09 Sep Air Transat direct
08 Sep - 15 Sep Air Transat direct
07 Sep - 14 Sep Air Transat direct
11 Sep - 18 Sep Air Transat direct
14 Sep - 21 Sep Air Transat direct
15 Sep - 22 Sep Air Transat direct
16 Sep - 23 Sep Air Transat direct
18 Sep - 25 Sep Air Transat direct
19 Sep - 26 Sep Air Transat direct
24 Sep - 01 Oct Air Transat direct
27 Sep - 04 Oct Air Transat direct
19 Sep - 01 Oct Air Transat direct
25 Sep - 04 Oct Air Transat direct

Also check the deals for one-way flights from Montreal to Barcelona 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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