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

Return flights

03 Dec - 24 Dec	WestJet
03 Dec - 10 Dec	WestJet
05 Dec - 18 Dec	WestJet
02 Dec - 09 Dec	WestJet
06 Dec - 09 Dec	WestJet
02 Dec - 16 Dec	WestJet
01 Dec - 31 Jan	WestJet
01 Dec - 16 Dec	WestJet
28 Dec - 17 Jan	WestJet
02 Dec - 28 Dec	WestJet
01 Dec - 08 Dec	WestJet
15 Dec - 27 Dec	WestJet
24 Dec - 15 Jan	Delta
09 Dec - 03 Jan	WestJet
28 Dec - 06 Jan	Air Canada
14 Dec - 04 Jan	Air Canada
23 Dec - 02 Jan	WestJet
12 Dec - 02 Jan	Air Canada
25 Dec - 04 Jan	KLM
27 Dec - 03 Jan	Air Canada

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

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 December from $478

Return flights