Cheapest return flights from Chicago to Seoul in December from $1199

Best time to book flights for Chicago (ORD) to Seoul (ICN) flights at AirHint

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

Return flights

10 Dec - 07 Jan Air Canada
08 Dec - 29 Dec Air Canada
17 Dec - 15 Jan Air Canada
20 Dec - 28 Dec Air Canada
24 Dec - 05 Jan Lufthansa
14 Dec - 09 Jan Air Canada
15 Dec - 09 Jan Air Canada
13 Dec - 09 Jan Air Canada
13 Dec - 10 Jan Air Canada
24 Dec - 04 Jan Air Canada
08 Dec - 29 Dec Delta direct
23 Dec - 04 Jan Finnair
18 Dec - 02 Jan Air Canada

Also check the deals for one-way 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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