Cheapest one-way flights from Chicago to Seoul in August from $414

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

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

One-Way flights

25 Aug Cathay Pacific
18 Aug Cathay Pacific
21 Aug Cathay Pacific
19 Aug Cathay Pacific
17 Aug Cathay Pacific
15 Aug Hawaiian Airlines
16 Aug Cathay Pacific
30 Aug Cathay Pacific
07 Aug Turkish Airlines
10 Aug Frontier Airlines

Also check the deals for return 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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