Cheapest one-way flights from Chicago to Seoul in January from $457

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

One-Way flights

12 Jan Frontier Airlines
28 Jan Frontier Airlines
16 Jan Frontier Airlines
22 Jan Frontier Airlines
11 Jan Frontier Airlines
02 Jan Frontier Airlines
01 Jan Frontier Airlines
27 Jan Frontier Airlines
13 Jan Delta
19 Jan Delta

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

Powered by

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Feel free to contact us with any feedback or request another flight research.