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

Return flights

21 Aug - 15 Sep	WestJet
30 Aug - 13 Sep	WestJet
30 Aug - 07 Sep	WestJet
19 Aug - 26 Aug	United
19 Aug - 31 Aug	United
17 Aug - 25 Aug	United
30 Aug - 08 Sep	United
13 Aug - 06 Sep	WestJet
13 Aug - 30 Aug	WestJet
17 Aug - 24 Aug	WestJet
18 Aug - 02 Sep	WestJet
23 Aug - 07 Sep	WestJet

Also check the deals for one-way flights from Edmonton to Seoul in August.

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 August from $774

Return flights