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

Return flights

02 Sep - 15 Sep	Air Canada
12 Sep - 15 Sep	Air Canada
30 Sep - 07 Oct	WestJet
12 Sep - 17 Sep	Air Canada
05 Sep - 18 Sep	WestJet
10 Sep - 23 Sep	WestJet
23 Sep - 14 Oct	Air Canada
15 Sep - 30 Sep	Air Canada
30 Sep - 14 Oct	Air Canada
05 Sep - 09 Sep	WestJet
27 Sep - 30 Sep	Air Canada
17 Sep - 27 Sep	WestJet
26 Sep - 30 Sep	Air Canada

Also check the deals for one-way flights from Edmonton to Seoul 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 Edmonton to Seoul in September from $598

Return flights