Cheapest return flights from Chicago to Seoul in January from 717€

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

Return flights

07 Jan - 22 Jan Cathay Pacific
05 Jan - 16 Jan Cathay Pacific
07 Jan - 22 Jan Delta direct
05 Jan - 16 Jan Delta direct

Also check the deals for one-way flights from Chicago to Seoul in January.

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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