AirHint found the following cheapest return flights from Seoul (ICN) to Chicago (ORD) in January 2027 (see full year).
Return flights
| 18 Jan - 21 Jan | Air Canada | ||
| 11 Jan - 16 Jan | Air Canada | ||
| 06 Jan - 06 Feb | Air Canada | ||
| 06 Jan - 06 Jan | Qatar Airways | ||
| 11 Jan - 16 Jan | Korean Air | direct | |
| 06 Jan - 06 Feb | Korean Air | direct |
Also check the deals for one-way flights from Seoul to Chicago in January.
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