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Ulsan (USN) to Jeju (CJU) Flights from ₹5,524

Fares on this route currently start from ₹5,524. Compare live USN to CJU prices, non-stop and connecting flights, departure times and airline choices before booking. Use the search panel to change origin, destination, passengers, cabin and trip type instantly.
USN → CJU Approx. 349.48 km 04 Jun 2026 Live inventory
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Showing 25 of 30 live flights
AIR BUSAN
BX-8305
17:50
06/04/2026
USN
Ulsan Airport
1h 10m
Non-stop
19:00
06/04/2026
CJU
Jeju International Airport
₹5,524
per person
✕ Non-refundable
Korean Air
KE-1595
15:00
06/04/2026
USN
Ulsan Airport
1h 10m
Non-stop
16:10
06/04/2026
CJU
Jeju International Airport
₹7,215
per person
✓ Refundable7 fare options
AIR BUSAN
BX-8301
11:40
06/04/2026
USN
Ulsan Airport
1h 5m
Non-stop
12:45
06/04/2026
CJU
Jeju International Airport
₹7,360
per person
✕ Non-refundable
Jin Air
LJ-1753
17:50
06/04/2026
USN
Ulsan Airport
1h 10m
Non-stop
19:00
06/04/2026
CJU
Jeju International Airport
₹7,360
per person
✓ Refundable🔥 Last 5 seats
Jin Air
LJ-1751
11:40
06/04/2026
USN
Ulsan Airport
1h 5m
Non-stop
12:45
06/04/2026
CJU
Jeju International Airport
₹7,360
per person
✓ Refundable🔥 Last 5 seats
Korean Air
KE-1844
09:00
06/04/2026
USN
Ulsan Airport
10h 0m
1 Stop
⏱ GMP · 7h 45mGMP Airport
19:00
06/04/2026
CJU
Jeju International Airport
₹11,089
per person
✓ Refundable🔥 Last 5 seats2 fare options
Korean Air
KE-1844
09:00
06/04/2026
USN
Ulsan Airport
10h 30m
1 Stop
⏱ GMP · 8h 15mGMP Airport
19:30
06/04/2026
CJU
Jeju International Airport
₹11,089
per person
✓ Refundable2 fare options
Korean Air
KE-1844
09:00
06/04/2026
USN
Ulsan Airport
11h 0m
1 Stop
⏱ GMP · 8h 45mGMP Airport
20:00
06/04/2026
CJU
Jeju International Airport
₹11,089
per person
✓ Refundable2 fare options
Korean Air
KE-1844
09:00
06/04/2026
USN
Ulsan Airport
11h 15m
1 Stop
⏱ GMP · 9h 0mGMP Airport
20:15
06/04/2026
CJU
Jeju International Airport
₹11,291
per person
✓ Refundable
Korean Air
KE-1844
09:00
06/04/2026
USN
Ulsan Airport
7h 25m
1 Stop
⏱ GMP · 5h 10mGMP Airport
16:25
06/04/2026
CJU
Jeju International Airport
₹11,621
per person
✓ Refundable🔥 Last 5 seats2 fare options
Korean Air
KE-1844
09:00
06/04/2026
USN
Ulsan Airport
8h 50m
1 Stop
⏱ GMP · 6h 35mGMP Airport
17:50
06/04/2026
CJU
Jeju International Airport
₹11,621
per person
✓ Refundable🔥 Last 4 seats2 fare options
Korean Air
KE-1844
09:00
06/04/2026
USN
Ulsan Airport
7h 10m
1 Stop
⏱ GMP · 4h 55mGMP Airport
16:10
06/04/2026
CJU
Jeju International Airport
₹11,821
per person
✓ Refundable🔥 Last 5 seats7 fare options
Korean Air
KE-1844
09:00
06/04/2026
USN
Ulsan Airport
7h 35m
1 Stop
⏱ GMP · 5h 20mGMP Airport
16:35
06/04/2026
CJU
Jeju International Airport
₹11,966
per person
✓ Refundable🔥 Last 5 seats
Korean Air
KE-1844
09:00
06/04/2026
USN
Ulsan Airport
11h 20m
1 Stop
⏱ GMP · 9h 5mGMP Airport
20:20
06/04/2026
CJU
Jeju International Airport
₹11,966
per person
✓ Refundable
Korean Air
KE-1844
09:00
06/04/2026
USN
Ulsan Airport
5h 40m
1 Stop
⏱ GMP · 3h 25mGMP Airport
14:40
06/04/2026
CJU
Jeju International Airport
₹12,166
per person
✓ Refundable7 fare options
Korean Air
KE-1844
09:00
06/04/2026
USN
Ulsan Airport
6h 15m
1 Stop
⏱ GMP · 4h 0mGMP Airport
15:15
06/04/2026
CJU
Jeju International Airport
₹12,166
per person
✓ Refundable🔥 Last 5 seats7 fare options
Korean Air
KE-1844
09:00
06/04/2026
USN
Ulsan Airport
5h 30m
1 Stop
⏱ GMP · 3h 15mGMP Airport
14:30
06/04/2026
CJU
Jeju International Airport
₹12,683
per person
✓ Refundable7 fare options
Korean Air
KE-1844
09:00
06/04/2026
USN
Ulsan Airport
9h 45m
1 Stop
⏱ GMP · 7h 30mGMP Airport
18:45
06/04/2026
CJU
Jeju International Airport
₹13,557
per person
✓ Refundable2 fare options
Korean Air
KE-1844
09:00
06/04/2026
USN
Ulsan Airport
12h 45m
1 Stop
⏱ GMP · 10h 30mGMP Airport
21:45
06/04/2026
CJU
Jeju International Airport
₹13,557
per person
✓ Refundable2 fare options
Korean Air
KE-1844
09:00
06/04/2026
USN
Ulsan Airport
5h 0m
1 Stop
⏱ GMP · 2h 45mGMP Airport
14:00
06/04/2026
CJU
Jeju International Airport
₹13,816
per person
✓ Refundable7 fare options
Korean Air
KE-1848
20:35
06/04/2026
USN
Ulsan Airport
11h 15m
1 Stop
⏱ GMP · 9h 0mGMP Airport
07:50
06/05/2026
+1
CJU
Jeju International Airport
₹17,446
per person
✓ Refundable🔥 Last 1 seats2 fare options
Korean Air
KE-1848
20:35
06/04/2026
USN
Ulsan Airport
11h 45m
1 Stop
⏱ GMP · 9h 30mGMP Airport
08:20
06/05/2026
+1
CJU
Jeju International Airport
₹17,446
per person
✓ Refundable🔥 Last 1 seats2 fare options
Korean Air
KE-1848
20:35
06/04/2026
USN
Ulsan Airport
15h 50m
1 Stop
⏱ GMP · 13h 35mGMP Airport
12:25
06/05/2026
+1
CJU
Jeju International Airport
₹17,446
per person
✓ Refundable🔥 Last 1 seats
Korean Air
KE-1848
20:35
06/04/2026
USN
Ulsan Airport
13h 50m
1 Stop
⏱ GMP · 11h 35mGMP Airport
10:25
06/05/2026
+1
CJU
Jeju International Airport
₹17,446
per person
✓ Refundable🔥 Last 1 seats
Korean Air
KE-1844
09:00
06/04/2026
USN
Ulsan Airport
4h 40m
1 Stop
⏱ GMP · 2h 25mGMP Airport
13:40
06/04/2026
CJU
Jeju International Airport
₹20,808
per person
✓ Refundable
😕 No flights match your filters.
Ulsan (USN)
📍 Ulsan Airport
🌍 South Korea
🕐 GMT 9
📐 Latitude: 35.59349823
📐 Longitude: 129.352005005
Jeju (CJU)
📍 Jeju International Airport
🌍 South Korea
🕐 GMT 9
📐 Latitude: 33.51129913330078
📐 Longitude: 126.49299621582031

✈ Distance: Ulsan,South Korea to Jeju,South Korea — 349.48 km

📅 Results on this page are loaded for 04 Jun 2026. Click View all flights for the complete live search.

Ulsan to Jeju — what to expect when booking

The USN–CJU route is served by multiple carriers throughout the year. Fares on this route can move quickly — a price available now may not be there 30 minutes later.

If your dates are flexible, try shifting your departure by a day or two using the date strip above. Mid-week departures often show lower base fares compared to weekend starts on many routes.

The distance between Ulsan,South Korea and Jeju,South Korea is approximately 349.48 km.

Before you book

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More flights from Ulsan (USN)
1 routes
Ulsan → Seoul
USN → GMP
More flights from Jeju (CJU)
26 routes
Jeju → Beijing
CJU → PEK
Jeju → Changchun
CJU → CGQ
Jeju → Changsha
CJU → CSX
Jeju → Cheongju
CJU → CJJ
Jeju → Daegu
CJU → TAE
Jeju → Dalian
CJU → DLC
Jeju → Fukuoka
CJU → FUK
Jeju → Fuzhou
CJU → FOC
Jeju → Harbin
CJU → HRB
Jeju → Hong Kong
CJU → HKG
Jeju → Meixian
CJU → MWX
Jeju → Nagoya
CJU → NGO
Jeju → Ningbo
CJU → NGB
Jeju → Osaka
CJU → KIX
Jeju → Pu San
CJU → PUS
Jeju → Seoul
CJU → GMP
Jeju → Shanghai
CJU → PVG
Jeju → Shenyang
CJU → SHE
Jeju → Shenzhen
CJU → SZX
Jeju → Taipei
CJU → TPE
Jeju → Tianjin
CJU → TSN
Jeju → Tokyo
CJU → NRT
Jeju → Ulsan
CJU → USN
Jeju → Wenzhou
CJU → WNZ
Jeju → Xiamen
CJU → XMN
Jeju → Zhengzhou
CJU → CGO
❓ Frequently asked questions — Ulsan to Jeju flights

Generally yes — fares on most routes are most competitive around 4–6 weeks before departure. Booking earlier usually means better availability and a lower base fare when your dates are fixed.

The straight-line distance between Ulsan,South Korea (USN) and Jeju,South Korea (CJU) is approximately 349.48 km. Actual flying distance may vary slightly depending on routing.

Non-stop availability on this route varies by airline schedule and season. Use the filters below to quickly check whether direct options are available on your selected date.

Mid-week departures often show lower prices than weekend travel on many routes. Use the date strip above to compare nearby days quickly.