Jeju City to Seoul Flights CJU → GMP

Jeju International Airport → Gimpo International Airport

🇰🇷 Jeju City, KR → 🇰🇷 Seoul, KR

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 9 airlines: Asiana, Korean Air, Jeju Air and others. AirportRoutes has tracked 95 daily flights on this route.

About This Route

Route Overview

Okay, I will research the flight route between Jeju International Airport (CJU) and Gimpo International Airport (GMP) and provide the requested information in the specified format.

Here's a comprehensive overview of the flight route from Jeju International Airport (CJU) to Gimpo International Airport (GMP) in Seoul, South Korea, based on the provided search results:

The Jeju (CJU) to Seoul Gimpo (GMP) route is a vital connection between Jeju Island, a popular tourist destination, and South Korea's capital. In 2025, this route has been recognized as the world's busiest flight route, highlighting the strong domestic air travel market in South Korea. Approximately 14.4 million seats are scheduled on this route throughout the year. The average flight duration is around 1 hour and 10-20 minutes. Travelers choose this route for both business and leisure, seeking convenient access between the island's attractions and Seoul's metropolitan area. This route has a long history, being the first regular flight opened after the establishment of the Korean government.

Travel Tips

To secure good prices, it's generally advisable to book flights 6-8 weeks in advance, and consider traveling during the off-peak seasons. February and November are often the cheapest months. For a smooth airport experience, arrive at the airport at least one hour before domestic departures. Gimpo Airport is well-connected to Seoul via AREX and subway lines. During the flight, expect a short and comfortable journey. Useful travel hacks include bringing entertainment for the short flight and utilizing airport Wi-Fi.

Destination Highlights

Seoul is famous for its blend of historical sites and modern attractions.

Gyeongbokgung Palace is the largest and most grand of Seoul's five palaces, a vivid reminder of Korea's rich history.
N Seoul Tower offers breathtaking panoramic views of the city. Take the Namsan Cable Car up to the tower.
Bukchon Hanok Village provides a charming glimpse into traditional Korean heritage with its well-preserved hanoks (traditional houses).

Unique experiences include trying authentic Korean dishes at Gwangjang Market and exploring the trendy Gangnam district. Popular neighborhoods to visit include Myeongdong for shopping, Insadong for traditional arts and crafts, and Hongdae for its youthful vibe. Must-try local cuisine includes Korean BBQ, Bibimbap, Tteokbokki, and Korean fried chicken.

Best Time to Fly

The most pleasant seasons to visit Seoul are spring (April-June) and autumn (September-November), offering comfortable temperatures and azure skies. July is the wettest month. To avoid crowds and higher prices, avoid peak summer (June-August) and major holidays like Chuseok (Korean Thanksgiving) and Seollal (Lunar New Year). Late spring (May-June) and late autumn (late October-early November) can offer a balance of good weather and lower prices. Special events and festivals include the Seoul Lantern Festival (December-January), Seoul Rose Festival, and various music festivals throughout the year.

AI-Generated Content: This information was compiled using AI from web sources on Dec 25, 2025. Content may not be current; please verify with airlines before booking.

Departure Airport

Jeju International Airport

ICAO Code:: RKPC
IATA Code:: CJU
City:: 🇰🇷 Jeju City
Country:: KR
Elevation:: 118 ft

Destination Airport

Gimpo International Airport

ICAO Code:: RKSS
IATA Code:: GMP
City:: 🇰🇷 Seoul
Country:: KR
Elevation:: 59 ft

Operators

Daily Flights

280

Miles

48m

Flight Duration

Route Map

Great Circle

Map data © Mapbox © OpenStreetMap contributors

Operating Airlines

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`

Flight Schedule Pattern

Day	Flights Observed	Frequency
Monday	190	17%
Tuesday	160	14%
Wednesday	177	16%
Thursday	162	14%
Friday	175	15%
Saturday	141	12%
Sunday	126	11%

Pattern Analysis

95 Daily Flights:

AAR8902 AAR8900 AAR8908 AAR8916 KAL1118 AAR8976 KAL1126 JNA524 JJA186 KAL1352 KAL1198 KAL1358 JJA102 TWB712 ESR208 JNA534 AAR8938 AAR8948 AAR8956 AAR8998 KAL1246 JJA136 JJA138 TWB718 ESR218 ESR224 JNA506 JNA522 JNA532 AAR8922 AAR8974 AAR8986 KAL1158 KAL1344 JJA104 JJA124 JJA130 TWB704 TWB720 TWB730 ABL8030 AAR8952 KAL1296 JJA114 JJA118 JJA140 TWB710 ESR204 ESR214 ESR226 ESR252 ASV908 AAR8914 AAR8982 AAR8996 KAL1346 KAL1350 KAL1366 JJA142 TWB702 TWB714 TWB728 ESR202 ESR216 JNA512 ASV904 ASV906 AAR8912 AAR8936 AAR8940 AAR8942 AAR8946 AAR8984 AAR8988 KAL1200 KAL1238 KAL1278 KAL1284 KAL1302 KAL1330 KAL1336 KAL1388 KAL1392 JJA112 JJA122 JJA132 JJA134 TWB716 ESR220 JNA528 JNA544 ASV902 ABL8014 ABL8022 THD6502

Data Points: 1131
API observations used to build this analysis

Weekdays: 864 flights
Weekend: 267 flights

Business Route More active on weekdays

All Flight Routes

9 Routes

Note: This table shows aggregated route data by airline. Each airline may operate multiple daily flights at different times. See the "Spotted Departure Times" section below for all observed departure times.

Airline	Flight Numbers	Aircraft Type	Typical Time	Days Active	Last Seen	Status
Air Busan `ABL` / `BX`	ABL8030 ABL8014 ABL8022	A320	09:10 9:10 AM (Representative)	M T W T F S S	Jan 28, 2026	Active
Air Seoul `ASV` / `RS`	ASV908 ASV904 ASV906 ASV902	A321	12:30 12:30 PM (Representative)	M T W T F S S	Feb 12, 2026	Active
Asiana `AAR` / `OZ`	AAR8902 AAR8900 AAR8908 AAR8916 AAR8976 AAR8938 AAR8948 AAR8956 AAR8998 AAR8922 AAR8974 AAR8986 AAR8952 AAR8914 AAR8982 AAR8996 AAR8912 AAR8936 AAR8940 AAR8942 AAR8946 AAR8984 AAR8988	A333	12:15 12:15 PM (Representative)	M T W T F S S	Feb 12, 2026	Active
Eastarjet `ESR` / `ZE`	ESR208 ESR218 ESR224 ESR204 ESR214 ESR226 ESR252 ESR202 ESR216 ESR220 JJA102 JNA524 AAR8900 AAR8902 AAR8908 AAR8916 AAR8976 KAL1118	B738	11:55 11:55 AM (Representative)	M T W T F S S	Feb 12, 2026	Active
Jeju Air `JJA` / `7C`	JJA186 JJA102 JJA136 JJA138 JJA104 JJA124 JJA130 JJA114 JJA118 JJA140 JJA142 JJA112 JJA122 JJA132 JJA134	B738	12:35 12:35 PM (Representative)	M T W T F S S	Feb 12, 2026	Active
Jin Air `JNA` / `LJ`	JNA524 JNA534 JNA506 JNA522 JNA532 JNA512 JNA528 JNA544	B38M	11:55 11:55 AM (Representative)	M T W T F S S	Feb 12, 2026	Active
Korean Air `KAL` / `KE`	KAL1118 KAL1126 KAL1352 KAL1198 KAL1358 KAL1246 KAL1158 KAL1344 KAL1296 KAL1346 KAL1350 KAL1366 KAL1200 KAL1238 KAL1278 KAL1284 KAL1302 KAL1330 KAL1336 KAL1388 KAL1392	B739	12:25 12:25 PM (Representative)	M T W T F S S	Feb 12, 2026	Active
Trans States Airlines `THD` / `WE`	THD6502	A320	19:20 7:20 PM (Representative)	M T W T F S S	Dec 4, 2025	Active
Tway Air `TWB` / `TW`	TWB712 TWB718 TWB704 TWB720 TWB730 TWB710 TWB702 TWB714 TWB728 TWB716	737	12:35 12:35 PM (Representative)	M T W T F S S	Feb 12, 2026	Active

Total Routes: 9

Active Routes: 9

Unique Airlines: 9

Aircraft Types: 9

Spotted Departure Times

Departure Time	Operator	ICAO	IATA
09:10 9:10 AM	Air Busan	`ABL`	`BX`
11:55 11:55 AM	Eastarjet	`ESR`	`ZE`
11:55 11:55 AM	Jin Air	`JNA`	`LJ`
12:15 12:15 PM	Asiana	`AAR`	`OZ`
12:25 12:25 PM	Korean Air	`KAL`	`KE`
12:30 12:30 PM	Air Seoul	`ASV`	`RS`
12:35 12:35 PM	Jeju Air	`JJA`	`7C`
12:35 12:35 PM	Tway Air	`TWB`	`TW`
19:20 7:20 PM	Trans States Airlines	`THD`	`WE`

Time Information

Times are shown in the departure airport's local timezone (RKPC - Asia/Seoul).

Total Departure Times: 9

Time Range:
09:10 - 19:20

These are typical departure times observed from actual flights. Times may vary by season and schedule changes.