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

Return flights

11 Dec - 09 Jan	United
16 Dec - 11 Jan	Air Canada
13 Dec - 12 Jan	Air Canada
18 Dec - 07 Jan	Air Canada
17 Dec - 07 Jan	Air Canada
13 Dec - 17 Jan	Air Canada
19 Dec - 27 Dec	Air Canada
24 Dec - 30 Dec	Air Canada
23 Dec - 30 Dec	Air Canada
24 Dec - 31 Dec	Air Canada
23 Dec - 31 Dec	Air Canada
19 Dec - 03 Jan	Air Canada
20 Dec - 04 Jan	Air Canada
19 Dec - 04 Jan	Air Canada

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 1013€

Return flights