Cheapest return ORD–ICN flights, July

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

Return flights

21 Jul - 18 Aug Frontier Airlines
22 Jul - 18 Aug Alaska Airlines
01 Jul - 25 Aug Frontier Airlines
25 Jul - 04 Aug Frontier Airlines
27 Jul - 03 Aug Cathay Pacific
12 Jul - 02 Aug WestJet
13 Jul - 04 Aug Cathay Pacific
12 Jul - 30 Jul Frontier Airlines
01 Jul - 24 Jul Frontier Airlines
02 Jul - 29 Jul WestJet
25 Jul - 03 Aug Air Canada
01 Jul - 22 Aug United
04 Jul - 18 Jul Air Canada
04 Jul - 11 Jul Cathay Pacific
25 Jul - 02 Aug Air Canada
04 Jul - 11 Jul Korean Air direct
01 Jul - 24 Jul Korean Air direct

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

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.