Cheapest return flights from Chicago to Seoul in April from $799

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 April 2025 (see full year).

Return flights

10 Apr - 14 Apr Cathay Pacific
07 Apr - 13 Apr Cathay Pacific
08 Apr - 14 Apr Cathay Pacific
22 Apr - 06 May Cathay Pacific
06 Apr - 14 Apr Cathay Pacific
23 Apr - 08 May Cathay Pacific
22 Apr - 30 May Cathay Pacific
09 Apr - 16 Apr Cathay Pacific
21 Apr - 05 May Cathay Pacific
22 Apr - 29 Apr Cathay Pacific
22 Apr - 30 Apr Cathay Pacific
17 Apr - 22 Apr Cathay Pacific
11 Apr - 18 Apr Cathay Pacific
24 Apr - 27 Apr Cathay Pacific
26 Apr - 01 May Cathay Pacific
16 Apr - 27 May Air France
21 Apr - 05 May Korean Air direct
22 Apr - 06 May Delta direct
30 Apr - 28 May Delta
22 Apr - 30 May Delta direct

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

Skyscanner

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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