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Jeju (CJU) to Ulsan (USN) Flights from ₹3,960

Fares on this route currently start from ₹3,960. Compare live CJU to USN 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.
CJU → USN Approx. 349.48 km 04 Jun 2026 Live inventory
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Showing 25 of 48 live flights
AIR BUSAN
BX-8300
09:40
06/04/2026
CJU
Jeju International Airport
1h 10m
Non-stop
10:50
06/04/2026
USN
Ulsan Airport
₹3,960
per person
✕ Non-refundable
Korean Air
KE-1596
13:10
06/04/2026
CJU
Jeju International Airport
1h 5m
Non-stop
14:15
06/04/2026
USN
Ulsan Airport
₹5,494
per person
✓ Refundable7 fare options
AIR BUSAN
BX-8304
16:10
06/04/2026
CJU
Jeju International Airport
1h 5m
Non-stop
17:15
06/04/2026
USN
Ulsan Airport
₹5,654
per person
✕ Non-refundable🔥 Last 3 seats
Jin Air
LJ-1752
09:40
06/04/2026
CJU
Jeju International Airport
1h 10m
Non-stop
10:50
06/04/2026
USN
Ulsan Airport
₹6,072
per person
✕ Non-refundable🔥 Last 5 seats
Jin Air
LJ-1754
16:10
06/04/2026
CJU
Jeju International Airport
1h 5m
Non-stop
17:15
06/04/2026
USN
Ulsan Airport
₹7,374
per person
✕ Non-refundable🔥 Last 5 seats
Korean Air
KE-1118
07:00
06/04/2026
CJU
Jeju International Airport
12h 55m
1 Stop
⏱ GMP · 10h 40mGMP Airport
19:55
06/04/2026
USN
Ulsan Airport
₹10,717
per person
✓ Refundable🔥 Last 2 seats2 fare options
Korean Air
KE-1114
06:55
06/04/2026
CJU
Jeju International Airport
13h 0m
1 Stop
⏱ GMP · 10h 45mGMP Airport
19:55
06/04/2026
USN
Ulsan Airport
₹10,717
per person
✓ Refundable🔥 Last 2 seats2 fare options
Korean Air
KE-1178
10:50
06/04/2026
CJU
Jeju International Airport
9h 5m
1 Stop
⏱ GMP · 6h 50mGMP Airport
19:55
06/04/2026
USN
Ulsan Airport
₹11,192
per person
✓ Refundable🔥 Last 2 seats2 fare options
Korean Air
KE-1136
08:35
06/04/2026
CJU
Jeju International Airport
11h 20m
1 Stop
⏱ GMP · 9h 5mGMP Airport
19:55
06/04/2026
USN
Ulsan Airport
₹11,192
per person
✓ Refundable🔥 Last 2 seats2 fare options
Korean Air
KE-1178
10:50
06/04/2026
CJU
Jeju International Airport
21h 30m
1 Stop
⏱ GMP · 19h 15mGMP Airport
08:20
06/05/2026
+1
USN
Ulsan Airport
₹11,598
per person
✓ Refundable
Korean Air
KE-5212
07:05
06/04/2026
CJU
Jeju International Airport
12h 50m
1 Stop
⏱ GMP · 10h 35mGMP Airport
19:55
06/04/2026
USN
Ulsan Airport
₹11,656
per person
✓ Refundable🔥 Last 5 seats
Korean Air
KE-1188
11:20
06/04/2026
CJU
Jeju International Airport
8h 35m
1 Stop
⏱ GMP · 6h 20mGMP Airport
19:55
06/04/2026
USN
Ulsan Airport
₹12,003
per person
✓ Refundable🔥 Last 1 seats2 fare options
Korean Air
KE-1174
10:25
06/04/2026
CJU
Jeju International Airport
9h 30m
1 Stop
⏱ GMP · 7h 15mGMP Airport
19:55
06/04/2026
USN
Ulsan Airport
₹12,321
per person
✓ Refundable🔥 Last 2 seats2 fare options
Korean Air
KE-5154
10:55
06/04/2026
CJU
Jeju International Airport
9h 0m
1 Stop
⏱ GMP · 6h 45mGMP Airport
19:55
06/04/2026
USN
Ulsan Airport
₹12,321
per person
✓ Refundable🔥 Last 5 seats
Korean Air
KE-5214
08:25
06/04/2026
CJU
Jeju International Airport
11h 30m
1 Stop
⏱ GMP · 9h 15mGMP Airport
19:55
06/04/2026
USN
Ulsan Airport
₹12,321
per person
✓ Refundable🔥 Last 5 seats
Korean Air
KE-1188
11:20
06/04/2026
CJU
Jeju International Airport
21h 0m
1 Stop
⏱ GMP · 18h 45mGMP Airport
08:20
06/05/2026
+1
USN
Ulsan Airport
₹12,379
per person
✓ Refundable🔥 Last 1 seats
Korean Air
KE-1214
13:05
06/04/2026
CJU
Jeju International Airport
6h 50m
1 Stop
⏱ GMP · 4h 35mGMP Airport
19:55
06/04/2026
USN
Ulsan Airport
₹12,524
per person
✓ Refundable🔥 Last 5 seats7 fare options
Korean Air
KE-1206
12:05
06/04/2026
CJU
Jeju International Airport
7h 50m
1 Stop
⏱ GMP · 5h 35mGMP Airport
19:55
06/04/2026
USN
Ulsan Airport
₹12,524
per person
✓ Refundable🔥 Last 2 seats2 fare options
Korean Air
KE-1326
20:20
06/04/2026
CJU
Jeju International Airport
12h 0m
1 Stop
⏱ GMP · 9h 45mGMP Airport
08:20
06/05/2026
+1
USN
Ulsan Airport
₹12,567
per person
✓ Refundable2 fare options
Korean Air
KE-1314
19:55
06/04/2026
CJU
Jeju International Airport
12h 25m
1 Stop
⏱ GMP · 10h 10mGMP Airport
08:20
06/05/2026
+1
USN
Ulsan Airport
₹12,929
per person
✓ Refundable2 fare options
Korean Air
KE-1206
12:05
06/04/2026
CJU
Jeju International Airport
20h 15m
1 Stop
⏱ GMP · 18h 0mGMP Airport
08:20
06/05/2026
+1
USN
Ulsan Airport
₹12,929
per person
✓ Refundable🔥 Last 2 seats
Korean Air
KE-1218
13:15
06/04/2026
CJU
Jeju International Airport
6h 40m
1 Stop
⏱ GMP · 4h 25mGMP Airport
19:55
06/04/2026
USN
Ulsan Airport
₹13,059
per person
✓ Refundable🔥 Last 2 seats7 fare options
Korean Air
KE-1330
20:45
06/04/2026
CJU
Jeju International Airport
11h 35m
1 Stop
⏱ GMP · 9h 20mGMP Airport
08:20
06/05/2026
+1
USN
Ulsan Airport
₹13,102
per person
✓ Refundable2 fare options
Korean Air
KE-1312
19:35
06/04/2026
CJU
Jeju International Airport
12h 45m
1 Stop
⏱ GMP · 10h 30mGMP Airport
08:20
06/05/2026
+1
USN
Ulsan Airport
₹13,464
per person
✓ Refundable🔥 Last 5 seats2 fare options
Korean Air
KE-1218
13:15
06/04/2026
CJU
Jeju International Airport
19h 5m
1 Stop
⏱ GMP · 16h 50mGMP Airport
08:20
06/05/2026
+1
USN
Ulsan Airport
₹13,464
per person
✓ Refundable🔥 Last 3 seats
😕 No flights match your filters.
Jeju (CJU)
📍 Jeju International Airport
🌍 South Korea
🕐 GMT 9
📐 Latitude: 33.51129913330078
📐 Longitude: 126.49299621582031
Ulsan (USN)
📍 Ulsan Airport
🌍 South Korea
🕐 GMT 9
📐 Latitude: 35.59349823
📐 Longitude: 129.352005005

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

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

Jeju to Ulsan — what to expect when booking

The CJU–USN 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 Jeju,South Korea and Ulsan,South Korea is approximately 349.48 km.

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More flights from Jeju (CJU)
25 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 → Wenzhou
CJU → WNZ
Jeju → Xiamen
CJU → XMN
Jeju → Zhengzhou
CJU → CGO
More flights from Ulsan (USN)
2 routes
Ulsan → Jeju
USN → CJU
Ulsan → Seoul
USN → GMP
❓ Frequently asked questions — Jeju to Ulsan 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 Jeju,South Korea (CJU) and Ulsan,South Korea (USN) 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.