AirHint found the following cheapest one-way flights from Seoul (ICN) to Chicago (ORD) in October 2026 (see full year).
One-Way flights
| 14 Oct | Air Canada | ||
| 12 Oct | Air Canada | ||
| 08 Oct | Air Canada | ||
| 13 Oct | Air Canada | ||
| 02 Oct | Jeju Air | ||
| 09 Oct | Air Canada | ||
| 17 Oct | Air Canada | ||
| 04 Oct | Air Canada | ||
| 10 Oct | Air Canada | ||
| 02 Oct | Korean Air | direct |
Also check the deals for return flights from Seoul to Chicago in October.
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