The Jeju City to Seoul route connects Jeju International Airport (CJU) in KR with Gimpo International Airport (GMP) in KR. This short-haul flight covers approximately 280 miles (451 km) with a typical flight time of 48m. This route is served by 10 airlines: Asiana, Korean Air, Jeju Air and others. AirportRoutes has tracked 154 unique flight numbers on this route.
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The Jeju City (CJU) → Seoul (GMP) air route links South Korea’s island getaway with its capital over 280 miles (451 km). It’s one of the country’s busiest domestic corridors, favored by leisure travelers returning from Jeju’s beaches and volcanic landscapes, and by business travelers needing fast access to central Seoul. Typical gate-to-gate flight time is about 1 hour to 1 hour 10 minutes, with frequent daily departures that make same-day trips realistic. Travelers choose this route because Gimpo Airport sits closer to downtown than Incheon, cutting ground-transfer time. The short distance and high competition often translate into good value, especially when booked early or on off-peak days.
Book early for the best fares, especially on weekends and holidays; one-way tickets commonly range from ₩30,000–₩120,000 (about $23–$92) depending on demand and baggage. Compare low-cost carriers versus full-service airlines, and confirm carry-on and checked-bag limits before purchase. At CJU, arrive 60–90 minutes before departure; security lines can surge during peak Jeju travel periods. At GMP, follow clear signage to the Airport Railroad and metro for quick access to central districts. Expect a smooth, short flight with limited onboard service; bring a refillable bottle and snacks after security. Weather can disrupt schedules, so keep a flexible connection buffer and enable airline app alerts.
Seoul blends royal heritage with cutting-edge city life, making it ideal for short breaks or longer cultural trips. Don’t miss Gyeongbokgung Palace and nearby Bukchon Hanok Village for traditional architecture, then contrast it with the modern skyline around Dongdaemun Design Plaza. For views, hike or cable-car up Namsan (N Seoul Tower), and explore riverside paths along the Han River. Food is a major draw: try samgyeopsal, bibimbap, and street snacks like tteokbokki and hotteok, best sampled at markets such as Gwangjang. Popular bases include Myeongdong for shopping, Hongdae for nightlife, and Insadong for crafts and tea houses.
The most comfortable months are April–May and September–October, with mild temperatures and clearer skies. July–August can be hot, humid, and rainy, while December–February is cold but often cheaper outside holiday peaks. Prices typically rise on Friday evenings, Sundays, and during national holidays; book midweek for better deals. Notable seasonal draws include spring cherry blossoms and autumn foliage, which can increase demand on this 280 miles (451 km) route and push fares toward the higher end of the ₩30,000–₩120,000 ($23–$92) range.
RKPCCJURKSSGMP10
Operators154
Tracked Flights280
Miles48m
Flight Duration
| Airline | ICAO | IATA |
|---|---|---|
| Asiana |
AAR
|
OZ
|
| Korean Air |
KAL
|
KE
|
| Jeju Air |
JJA
|
7C
|
| Tway Air |
TWB
|
TW
|
| Eastarjet |
ESR
|
ZE
|
| Jin Air |
JNA
|
LJ
|
| Air Seoul |
ASV
|
RS
|
| Air Busan |
ABL
|
BX
|
| Trans States Airlines |
THD
|
WE
|
| Platinum Airways |
PTA
|
WE
|
| Day | Flights Observed | Frequency | Activity |
|---|---|---|---|
| Monday | 286 | 19% |
|
| Tuesday | 174 | 12% |
|
| Wednesday | 230 | 15% |
|
| Thursday | 252 | 17% |
|
| Friday | 228 | 15% |
|
| Saturday | 175 | 12% |
|
| Sunday | 160 | 11% |
|
Pattern Analysis
| Airline | Flight Numbers | Aircraft Type | Typical Time | Days Active | Last Seen | Status |
|---|---|---|---|---|---|---|
|
Air Busan
ABL
/ BX
|
|
A321 | 13:15 1:15 PM (Representative) |
M
T
W
T
F
S
S
|
Jul 3, 2026 | Active |
|
Air Seoul
ASV
/ RS
|
A321 | 07:55 7:55 AM (Representative) |
M
T
W
T
F
S
S
|
Jul 3, 2026 | Active | |
|
Asiana
AAR
/ OZ
|
|
A321 | 07:05 7:05 AM (Representative) |
M
T
W
T
F
S
S
|
Jul 3, 2026 | Active |
|
Eastarjet
ESR
/ ZE
|
|
B738 | 21:15 9:15 PM (Representative) |
M
T
W
T
F
S
S
|
Jul 3, 2026 | Active |
|
Jeju Air
JJA
/ 7C
|
|
B738 | 21:20 9:20 PM (Representative) |
M
T
W
T
F
S
S
|
Jul 3, 2026 | Active |
|
Jin Air
JNA
/ LJ
|
|
B738 | 07:00 7:00 AM (Representative) |
M
T
W
T
F
S
S
|
Jul 3, 2026 | Active |
|
Korean Air
KAL
/ KE
|
|
B739 | 07:00 7:00 AM (Representative) |
M
T
W
T
F
S
S
|
Jul 3, 2026 | Active |
|
Platinum Airways
PTA
/ WE
|
A320 | 21:15 9:15 PM (Representative) |
M
T
W
T
F
S
S
|
Jul 3, 2026 | Active | |
|
Trans States Airlines
THD
/ WE
|
A320 | 19:20 7:20 PM (Representative) |
M
T
W
T
F
S
S
|
Jul 3, 2026 | Active | |
|
Tway Air
TWB
/ TW
|
|
737 | 07:50 7:50 AM (Representative) |
M
T
W
T
F
S
S
|
Jul 3, 2026 | Active |
| Departure Time | Operator | ICAO | IATA |
|---|---|---|---|
| 07:00 7:00 AM | Jin Air |
JNA
|
LJ
|
| 07:00 7:00 AM | Korean Air |
KAL
|
KE
|
| 07:05 7:05 AM | Asiana |
AAR
|
OZ
|
| 07:50 7:50 AM | Tway Air |
TWB
|
TW
|
| 07:55 7:55 AM | Air Seoul |
ASV
|
RS
|
| 13:15 1:15 PM | Air Busan |
ABL
|
BX
|
| 19:20 7:20 PM | Trans States Airlines |
THD
|
WE
|
| 21:15 9:15 PM | Eastarjet |
ESR
|
ZE
|
| 21:15 9:15 PM | Platinum Airways |
PTA
|
WE
|
| 21:20 9:20 PM | Jeju Air |
JJA
|
7C
|
Time Information
Times are shown in the departure airport's local timezone (RKPC - Asia/Seoul).