Flights from Seoul Incheon to Jeju

Our cheapest offers for flights from Seoul Incheon to Jeju

Here you can compare cheap flights from Seoul Incheon (ICN) to Jeju (CJU) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Jeju. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Seoul Incheon
Jeju
Outbound
04/17/26
1 Stopover (KIX)
MM0712, TW0332
06h 30min
Return
04/21/26
1 Stopover (KIX)
TW0331, 7C1302
20h 00min
Peach Aviation, Tway Air ?
$410
Seoul Incheon
Jeju
Outbound
01/29/26
1 Stopover (PVG)
KE0881, 9C8573
13h 55min
Return
02/05/26
1 Stopover (HKG)
UO0677, UO0626
13h 10min
Korean Air, Spring Airlines ?
$455
Seoul Incheon
Jeju
Outbound
01/30/26
1 Stopover (HKG)
TW0643, UO0676
11h 50min
Return
02/06/26
1 Stopover (HKG)
UO0663, UO0616
10h 00min
Tway Air, Hong Kong Express Airways ?
$468
Prices based on recent searches, subject to last-minute changes
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Important flight information

Flight information: Seoul Incheon - Jeju

Roundtrip from $409.44
Distance 441 km
Departure airport Airport Seoul-Incheon International Airport (ICN)
Departure country Flights from South Korea
Arrival airport Airport Jeju (CJU)
Destination country Flights to South Korea
Alternative flights to Jeju