
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 40% on select hotels after you book a flight*
How much is the cheapest flight to Kongsae?
Prices were available within the past 7 days and start at ₩19,600 for one-way flights and ₩45,300 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jul 1 - Tue, Jul 7
CJU
Jeju City
CJJ
Cheongju
₩45,300 Roundtrip, found 3 days ago
₩45,300
Roundtrip
found 3 days ago

Wed, Apr 15 - Mon, Apr 20
CJU
Jeju City
CJJ
Cheongju
₩62,400 Roundtrip, found 3 days ago
₩62,400
Roundtrip
found 3 days ago

Wed, Jul 1 - Tue, Jul 7
CJU
Jeju City
CJJ
Cheongju
₩69,768 Roundtrip, found 3 days ago
₩69,768
Roundtrip
found 3 days ago
Thu, Apr 23 - Mon, Apr 27
CJU
Jeju City
CJJ
Cheongju
₩85,200 Roundtrip, found 2 hours ago
₩85,200
Roundtrip
found 2 hours ago

Sat, May 23 - Sat, May 30
CJU
Jeju City
ICN
Seoul
₩213,400 Roundtrip, just found
₩213,400
Roundtrip
just found
Find the cheapest month to fly from Columbus (CMH) to Seoul (ICN)
January is typically the cheapest month to fly
From ₩1,101,571 - ₩3,503,222 per traveler.
Travel information
Destination airport | Incheon Intl. |
|---|---|
Destination airport IATA code | ICN |
Destination city name | Seoul |
Roundtrip price | ₩293,791 |
Trending flights to Kongsae
Prices were available within the past 7 days and start at ₩19,600 for one-way flights and ₩45,300 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jul 1 - Tue, Jul 7
CJU
Jeju City
CJJ
Cheongju
₩45,300 Roundtrip, found 3 days ago
₩45,300
Roundtrip
found 3 days ago
*Available to Expedia members.