Cheapest one-way flights from Chicago to Seoul in December from $1109

AirHint found the following cheapest one-way flights from Chicago (ORD) to Seoul (ICN) in December 2025 (see full year).

One-Way flights

21 Dec Air Canada
18 Dec Delta direct
19 Dec LOT
21 Dec Korean Air direct
19 Dec Korean Air direct

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

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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