- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 30% on select hotels after you book a flight*
Plan, book, fly with confidence
Cheap Flights from Chicago to Busan (CHI-PUS)
Prices were available within the past 7 days and start at $757 for one-way flights and $1,089 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Thu, Sep 5 - Thu, Sep 19
ORD
Chicago
PUS
Busan
$1,089 Roundtrip, found 3 days ago
$1,089
Roundtrip
found 3 days ago
Fri, Sep 6 - Thu, Sep 19
ORD
Chicago
PUS
Busan
$1,139 Roundtrip, found 3 days ago
$1,139
Roundtrip
found 3 days ago
Thu, Aug 29 - Thu, Sep 19
ORD
Chicago
PUS
Busan
$1,144 Roundtrip, found 5 days ago
$1,144
Roundtrip
found 5 days ago
Thu, Aug 29 - Thu, Sep 19
ORD
Chicago
PUS
Busan
$1,199 Roundtrip, found 21 hours ago
$1,199
Roundtrip
found 21 hours ago
Thu, Sep 19 - Mon, Oct 7
ORD
Chicago
PUS
Busan
$1,679 Roundtrip, found 21 hours ago
$1,679
Roundtrip
found 21 hours ago
Fri, Aug 30 - Wed, Sep 18
ORD
Chicago
PUS
Busan
$1,810 Roundtrip, found 21 hours ago
$1,810
Roundtrip
found 21 hours ago
Nearby Cities
*Available to One Key members.