Cheapest one-way flights from Chicago to Seoul in March from $512

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

One-Way flights

23 Mar Turkish Airlines
13 Mar Turkish Airlines
12 Mar Turkish Airlines
25 Mar EVA Air
21 Mar Etihad Airways
25 Mar Korean Air direct
23 Mar Korean Air direct
12 Mar Delta direct
13 Mar Korean Air direct
22 Mar Delta direct

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

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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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