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

Return flights

11 Oct - 25 Oct	WestJet
14 Oct - 23 Oct	WestJet
20 Oct - 27 Oct	WestJet
18 Oct - 31 Oct	WestJet
17 Oct - 26 Oct	WestJet	direct
18 Oct - 01 Nov	WestJet	direct
17 Oct - 25 Oct	WestJet	direct
14 Oct - 21 Oct	WestJet
26 Oct - 09 Nov	WestJet
18 Oct - 11 Nov	WestJet
17 Oct - 11 Nov	WestJet
07 Oct - 14 Oct	Air Transat
25 Oct - 08 Nov	WestJet	direct
25 Oct - 01 Nov	WestJet	direct
28 Oct - 08 Nov	WestJet	direct
20 Oct - 11 Nov	Air Canada
21 Oct - 11 Nov	Air Canada
22 Oct - 29 Oct	WestJet
05 Oct - 14 Oct	Air Canada
25 Oct - 07 Nov	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 $575

Return flights