Cheapest return flights from Chicago to Seoul in August from $1782

Best time to book flights for Chicago (MDW) to Seoul (ICN) flights at AirHint

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

Return flights

11 Aug - 14 Sep WestJet
18 Aug - 25 Aug Delta
23 Aug - 06 Sep WestJet
13 Aug - 18 Aug WestJet
12 Aug - 14 Sep Delta
17 Aug - 01 Sep Korean Air
26 Aug - 30 Aug WestJet
16 Aug - 08 Sep Korean Air
18 Aug - 31 Aug Korean Air
16 Aug - 01 Sep Korean Air
17 Aug - 25 Aug Korean Air

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

Skyscanner

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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