Cheapest return flights from Chicago to Seoul in September from 805€

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

Return flights

02 Sep - 06 Sep Turkish Airlines
05 Sep - 27 Sep Turkish Airlines
01 Sep - 06 Sep Turkish Airlines
06 Sep - 27 Sep Turkish Airlines
23 Sep - 30 Sep Cathay Pacific
19 Sep - 29 Sep Turkish Airlines
02 Sep - 07 Sep Cathay Pacific
25 Sep - 02 Oct EVA Air
23 Sep - 30 Sep Delta direct
19 Sep - 29 Sep Delta direct
05 Sep - 27 Sep Delta direct
25 Sep - 02 Oct Delta direct

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

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.