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

Return flights

05 Oct - 11 Oct	WestJet
21 Oct - 04 Nov	WestJet
28 Oct - 18 Nov	WestJet
28 Oct - 20 Nov	WestJet
25 Oct - 08 Nov	WestJet
31 Oct - 20 Nov	WestJet
20 Oct - 02 Nov	WestJet
31 Oct - 21 Nov	WestJet
30 Oct - 08 Nov	WestJet
25 Oct - 09 Nov	WestJet
14 Oct - 04 Nov	WestJet
04 Oct - 11 Oct	WestJet	direct
27 Oct - 31 Oct	WestJet
11 Oct - 22 Oct	WestJet
17 Oct - 22 Oct	WestJet
11 Oct - 25 Oct	WestJet
04 Oct - 25 Oct	WestJet
17 Oct - 25 Oct	WestJet
17 Oct - 26 Oct	WestJet
16 Oct - 26 Oct	WestJet

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

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 October from 368€

Return flights