Cheapest return flights from Chicago to Seoul in December from 1,057€

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

Return flights

28 Dec - 10 Jan Turkish Airlines
11 Dec - 09 Jan Turkish Airlines
22 Dec - 11 Jan Lufthansa
21 Dec - 11 Jan Lufthansa
16 Dec - 06 Jan Lufthansa
11 Dec - 03 Jan KLM
18 Dec - 10 Jan LOT
28 Dec - 10 Jan Delta direct
22 Dec - 11 Jan Delta direct
16 Dec - 06 Jan Delta direct

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

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