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

Return flights

21 Sep - 28 Sep	T'way Air
28 Sep - 04 Oct	WestJet	direct
29 Sep - 05 Oct	Hawaiian Airlines
20 Sep - 28 Sep	Air Canada
20 Sep - 01 Oct	WestJet	direct
19 Sep - 27 Sep	Hawaiian Airlines
18 Sep - 21 Sep	Air Canada
18 Sep - 24 Sep	Air Canada
18 Sep - 22 Sep	Air Canada
18 Sep - 30 Sep	United
19 Sep - 01 Oct	United
20 Sep - 28 Sep	WestJet	direct
20 Sep - 23 Sep	Air Canada
20 Sep - 29 Sep	Air Canada
25 Sep - 11 Oct	T'way Air
27 Sep - 15 Oct	T'way Air
25 Sep - 01 Oct	United
24 Sep - 01 Oct	United
23 Sep - 01 Oct	United
25 Sep - 03 Oct	United

Also check the deals for one-way flights from Seoul to Calgary in September.

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 September from $768

Return flights