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

Return flights

30 Sep - 05 Oct	WestJet
20 Sep - 24 Sep	WestJet
23 Sep - 27 Sep	WestJet
30 Sep - 19 Oct	WestJet
09 Sep - 14 Sep	Porter Airlines (Canada) Ltd
23 Sep - 04 Oct	WestJet
03 Sep - 10 Sep	WestJet
23 Sep - 26 Sep	WestJet
23 Sep - 25 Sep	WestJet
30 Sep - 25 Oct	WestJet
13 Sep - 24 Sep	WestJet
05 Sep - 14 Sep	WestJet
06 Sep - 17 Sep	WestJet
23 Sep - 30 Sep	WestJet
30 Sep - 30 Oct	WestJet
30 Sep - 07 Oct	WestJet
23 Sep - 18 Oct	WestJet
26 Sep - 04 Oct	WestJet
30 Sep - 11 Oct	WestJet	direct
14 Sep - 04 Oct	Porter Airlines (Canada) Ltd

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 414€

Return flights