Cheapest one-way flights from Chicago to Seoul in May from 459€

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

One-Way flights

06 May Frontier Airlines
10 May Frontier Airlines
05 May Alaska Airlines
04 May Frontier Airlines
09 May Frontier Airlines
16 May Spirit Airlines
23 May WestJet
26 May WestJet
30 May Frontier Airlines
07 May Etihad Airways

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

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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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