Cheapest return flights from Chicago to Seoul in May from $897

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 May 2025 (see full year).

Return flights

06 May - 12 May Spirit Airlines
05 May - 10 May Spirit Airlines
06 May - 27 May Alaska Airlines
11 May - 23 May Frontier Airlines
13 May - 31 May Spirit Airlines
05 May - 13 May Turkish Airlines
11 May - 18 May Frontier Airlines
07 May - 14 May Turkish Airlines
01 May - 08 May WestJet
05 May - 26 May Spirit Airlines
24 May - 10 Jun WestJet
13 May - 24 Jun WestJet
23 May - 10 Jun Air Canada
18 May - 04 Jun WestJet
28 May - 04 Jun WestJet
17 May - 02 Jun Air Canada
30 May - 15 Jun WestJet
24 May - 09 Jun WestJet
15 May - 16 Jun Spirit Airlines
12 May - 12 Jun Air India

Also check the deals for one-way 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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