Cheapest one-way flights from Chicago to Seoul in October from 512€

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 October 2025 (see full year).

One-Way flights

14 Oct Turkish Airlines
04 Oct Etihad Airways
08 Oct Turkish Airlines
04 Oct Korean Air direct
09 Oct Air India
09 Oct Korean Air direct
08 Oct Delta direct
14 Oct Delta direct
11 Oct United
10 Oct ANA

Also check the deals for return flights from Chicago to Seoul in October.

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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