Cheapest return flights from Chicago to Seoul in August from $967

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

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

Return flights

20 Aug - 27 Aug Turkish Airlines
16 Aug - 30 Aug Turkish Airlines
19 Aug - 02 Sep Turkish Airlines
05 Aug - 10 Sep WestJet
05 Aug - 10 Sep Delta direct
19 Aug - 02 Sep Delta direct
16 Aug - 30 Aug Delta direct
20 Aug - 27 Aug Korean Air direct

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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