Ulsan to Jeju City (USN–CJU) — Airlines, Schedules & Connections

USN Airport Page →
217 mi airlines 14/wk
On-time Some delays Frequent delays
Flight Schedule 5 flights Verified 8h ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
BX8301
BX Air Busan
320
11:25 AM
KST TD
12:30 PM
KST
1h 5m
M T W T F S S
Prices
BX8305
BX Air Busan
320
3:15 PM
KST
4:20 PM
KST
1h 5m
M T W T F S S
Prices
BX8300
BX Air Busan
320
9:35 AM
KST
10:45 AM
KST
1h 10m
M T W T F S S
Prices
BX8304
BX Air Busan
320
1:30 PM
KST
2:40 PM
KST
1h 10m
M T W T F S S
Prices
KE1596
KE Korean
223
2:00 PM
KST
3:05 PM
KST
1h 5m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

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Ulsan to Jeju City
1 carrier, 14 flights/week nonstop.
1 Airlines 14 Flights/wk 217 mi 1h 5m nonstop 1 1-stop hubs

USN–CJU is served by 1 airline with nonstop service. Air Busan leads the route. The flight covers 217 miles in approximately 1h 5m. Beyond nonstop, 1 hub offers 1-stop connections.

Airline Landscape

All carriers operating nonstop USN–CJU service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
BX Air Busan 14 320 1h05
Aircraft on this route
320 Airbus A320 – BX
Alliance coverage
Unaffiliated: BX (14 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, USN to CJU direction.
Mon
2
flights
Tue
2
flights
Wed
2
flights
Thu
2
flights
Fri
2
flights
Sat
2
flights
Sun
2
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
2
Nonstop flights
14
Outbound / wk
21
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for USN to CJU.
1-STOP
One-Stop Connections
1
Hubs
~18h
Fastest
~18h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
5
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

Other ways to reach Jeju City from Ulsan

Nearby airports with service to Jeju International Airport.
Metric USN→CJU KPO→CJU PUS→CJU
Distance from USN 28 mi 37 mi
Nonstop airlines 1 1 4
Weekly flights 14 7 137
Flight time 1h 5m 1h 5m 1h
Airports within 200 miles of USN with service to Jeju International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
0h
Jeju City is 0 hours the same as Ulsan.
USN: KST · CJU: KST

When it's 6:00 PM in Ulsan, it's 6:00 PM in Jeju City.
Distance & Flight Time
217 mi / 349 km
Nonstop flight time is approximately 1h 5m.

USN–CJU Quick Facts

Key statistics for the Ulsan to Jeju City route.
Route details
Distance217 mi / 349 km
Flight time1h 5m
Time difference0 hours
Airlines (nonstop)1
Weekly flights14 out / 21 return
1-stop connections1 hubs
Origin: USN
Full nameUlsan Airport
IATA / ICAOUSN / RKPU
TimezoneAsia/Seoul
Elevation45 ft / 14 m
Destination: CJU
IATA / ICAOCJU / RKPC
TimezoneAsia/Seoul
Passengers/yr30.0M
Elevation118 ft / 36 m

Frequently Asked Questions

Common questions about USN to CJU flights.
Nonstop flights from Ulsan Airport to Jeju International Airport take approximately 1h 5m. The route covers 217 miles.
1 airline operates nonstop service: Air Busan.
There are approximately 14 nonstop flights per week from USN to CJU. The return direction has about 21 weekly flights.
Yes, 1-stop connections are available through GMP. These options provide additional schedule flexibility.
Yes, return flights from CJU to USN are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include KPO, PUS and TAE. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from USN to CJU

Ulsan Airport (USN) and Jeju International Airport (CJU) are connected by nonstop service from Air Busan. With 14 weekly departures, this is a well served route.

USN to CJU Flight Duration and Schedule

Nonstop flight time from USN to CJU ranges from 1 hours 5 minutes. The route covers a distance of 217 miles (349 km). There are approximately 14 weekly flights outbound and 21 return, totaling 35 flights per week in both directions.

Connecting Options and Alternatives

1 one-stop connections are available, with the fastest taking approximately 18 hours via GMP. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Pohang (KPO), Busan (PUS) and Daegu (TAE).