Cheapest one-way flights from Chicago to Seoul in January from 366€

AirHint found the following cheapest one-way flights from Chicago (ORD) to Seoul (ICN) in January 2026 (see full year).

One-Way flights

26 Jan Spirit Airlines
20 Jan Spirit Airlines
14 Jan Spirit Airlines
21 Jan Spirit Airlines
28 Jan Spirit Airlines
22 Jan Frontier Airlines
30 Jan Frontier Airlines
19 Jan WestJet
16 Jan WestJet
18 Jan Frontier Airlines

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

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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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