Cheapest return flights from Chicago to Seoul in May from 768€

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

Return flights

06 May - 20 May Cathay Pacific
05 May - 12 May Cathay Pacific
19 May - 23 Jun WestJet
26 May - 08 Jun WestJet
15 May - 23 May WestJet
04 May - 28 May Turkish Airlines
03 May - 28 May Turkish Airlines
14 May - 21 May Turkish Airlines
15 May - 22 May Turkish Airlines
01 May - 03 Jun Turkish Airlines
15 May - 17 May Alaska Airlines
27 May - 17 Jun Cathay Pacific
15 May - 18 May Turkish Airlines
15 May - 30 May Turkish Airlines
26 May - 26 Jun WestJet
20 May - 17 Jun Alaska Airlines
01 May - 03 Jun Delta direct
26 May - 08 Jun Korean Air direct
19 May - 23 Jun Delta direct
20 May - 17 Jun Delta direct

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

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