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

Return flights

03 Dec - 10 Dec	WestJet
08 Dec - 15 Dec	WestJet
05 Dec - 19 Dec	WestJet
26 Dec - 15 Jan	WestJet
25 Dec - 19 Jan	WestJet
25 Dec - 17 Jan	Flair Airlines
09 Dec - 16 Dec	Air Canada
08 Dec - 23 Dec	Air Canada
23 Dec - 28 Dec	Air Canada
23 Dec - 08 Jan	Air Canada
24 Dec - 17 Jan	United
23 Dec - 07 Jan	Air Canada
23 Dec - 09 Jan	Air Canada
23 Dec - 10 Jan	Air Canada
16 Dec - 13 Jan	United
24 Dec - 10 Jan	Air Canada
14 Dec - 23 Dec	Air Canada
18 Dec - 27 Dec	Air Canada
21 Dec - 31 Dec	United

Also check the deals for one-way flights from Calgary to Seoul 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 Seoul in December from 618€

Return flights