AirHint found the following cheapest return flights from Calgary (YYC) to Barcelona (BCN) in September 2025 (see full year).

Return flights

27 Sep - 11 Oct	WestJet	direct
12 Sep - 17 Sep	WestJet	direct
12 Sep - 14 Sep	WestJet
26 Sep - 11 Oct	WestJet
05 Sep - 12 Sep	WestJet
27 Sep - 15 Oct	WestJet
27 Sep - 13 Oct	WestJet
21 Sep - 24 Sep	Flair Airlines
20 Sep - 24 Sep	WestJet
06 Sep - 18 Sep	WestJet
15 Sep - 23 Sep	WestJet
22 Sep - 25 Sep	WestJet
21 Sep - 25 Sep	Flair Airlines
27 Sep - 14 Oct	WestJet
12 Sep - 18 Sep	WestJet
27 Sep - 04 Oct	WestJet
27 Sep - 21 Oct	WestJet
20 Sep - 03 Oct	WestJet
29 Sep - 06 Oct	WestJet
17 Sep - 14 Oct	WestJet

Also check the deals for one-way flights from Calgary to Barcelona in September.

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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Cheapest return flights from Calgary to Barcelona in September from 368€

Return flights