Cheapest return flights from Chicago to Seoul in July from 862€
AirHint found the following cheapest return flights from Chicago (ORD) to Seoul (ICN)
in July 2025 (see full year ).
Return flights
21 Jul
- 23 Aug
Frontier Airlines
862 €
28 Jul
- 19 Aug
Frontier Airlines
894 €
14 Jul
- 20 Jul
Frontier Airlines
917 €
16 Jul
- 20 Jul
Spirit Airlines
942 €
12 Jul
- 19 Jul
Alaska Airlines
958 €
13 Jul
- 20 Jul
Alaska Airlines
958 €
15 Jul
- 17 Aug
Alaska Airlines
976 €
09 Jul
- 15 Jul
Frontier Airlines
1023 €
22 Jul
- 06 Aug
Alaska Airlines
1056 €
08 Jul
- 22 Jul
Frontier Airlines
1057 €
30 Jul
- 20 Aug
Air Canada
1057 €
29 Jul
- 04 Aug
Air Canada
1059 €
07 Jul
- 14 Jul
Frontier Airlines
1083 €
26 Jul
- 09 Aug
Air Canada
1110 €
25 Jul
- 10 Aug
Spirit Airlines
1134 €
06 Jul
- 13 Aug
WestJet
1136 €
22 Jul
- 05 Aug
Alaska Airlines
1142 €
22 Jul
- 31 Jul
Spirit Airlines
1165 €
21 Jul
- 26 Jul
Frontier Airlines
1170 €
05 Jul
- 12 Jul
Frontier Airlines
1199 €
Also check the deals for one-way flights from Chicago to Seoul in July .
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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