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

Return flights

07 Oct - 16 Oct	WestJet	direct
23 Oct - 27 Oct	WestJet	direct
20 Oct - 27 Oct	WestJet	direct
09 Oct - 16 Oct	WestJet	direct
20 Oct - 22 Oct	WestJet	direct
24 Oct - 27 Oct	WestJet	direct
10 Oct - 19 Oct	WestJet	direct
09 Oct - 17 Oct	WestJet	direct
11 Oct - 19 Oct	WestJet	direct
20 Oct - 25 Oct	WestJet	direct
08 Oct - 26 Nov	Air Canada
10 Oct - 30 Nov	WestJet
27 Oct - 03 Nov	Air Premia
30 Oct - 16 Nov	Air Canada
30 Oct - 02 Nov	Air Canada
31 Oct - 15 Nov	Air Canada
26 Oct - 09 Nov	Air Canada
26 Oct - 07 Nov	Air Canada
26 Oct - 10 Nov	Air Canada
26 Oct - 04 Nov	Air Canada

Also check the deals for one-way flights from Seoul to Calgary 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 Seoul to Calgary in October from $661

Return flights