Cheapest return flights from Chicago to Seoul in August from 859€

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

18 Aug - 22 Sep Turkish Airlines
12 Aug - 14 Sep Turkish Airlines
30 Aug - 30 Sep EVA Air
05 Aug - 12 Aug Alaska Airlines
14 Aug - 28 Aug EVA Air
02 Aug - 30 Aug EVA Air
18 Aug - 22 Sep Delta direct
30 Aug - 30 Sep Delta direct
05 Aug - 12 Aug Delta direct
14 Aug - 28 Aug Delta direct
12 Aug - 14 Sep Delta direct
02 Aug - 30 Aug Delta 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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