AirHint found the following cheapest return flights from Chicago (ORD) to Seoul (ICN) in November 2025 (see full year).

Return flights

03 Nov - 12 Nov	Cathay Pacific
03 Nov - 10 Dec	Cathay Pacific
23 Nov - 30 Nov	Cathay Pacific
27 Nov - 04 Dec	Cathay Pacific
21 Nov - 30 Nov	Cathay Pacific
21 Nov - 28 Nov	Cathay Pacific
21 Nov - 29 Nov	Cathay Pacific
21 Nov - 06 Dec	Cathay Pacific
23 Nov - 27 Dec	Air Canada
03 Nov - 12 Nov	Delta	direct
03 Nov - 10 Dec	Delta	direct
27 Nov - 04 Dec	Korean Air	direct
21 Nov - 06 Dec	Delta	direct
23 Nov - 27 Dec	Korean Air	direct
23 Nov - 30 Nov	Korean Air	direct
21 Nov - 30 Nov	Korean Air	direct

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

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

Cheapest return flights from Chicago to Seoul in November from 675€

Return flights