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

CJU Airport Page →
217 mi airlines 35/wk
On-time Some delays Frequent delays
Flight Schedule 10 flights Verified 1d ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
✓
→
OZ8300cs
OZ Asiana
320
9:35 AM
KST TD
10:45 AM
KST
1h 10m
—
M T W T F S S
Prices
✓
→
BX8300+2
BX Air Busan
320
10:05 AM
KST TD
11:10 AM
KST
1h 5m
—
M T W T F S S
Prices
✓
→
KE1596
KE Korean
223
1:10 PM
KST
2:15 PM
KST
1h 5m
—
M T W T F S S
Prices
✓
→
OZ8304cs
OZ Asiana
320
1:30 PM
KST
2:40 PM
KST
1h 10m
—
M T W T F S S
Prices
✓
→
BX8304+2
BX Air Busan
320
4:10 PM
KST
5:15 PM
KST
1h 5m
—
M T W T F S S
Prices
✓
←
OZ8301cs
OZ Asiana
320
11:25 AM
KST TD
12:30 PM
KST
1h 5m
—
M T W T F S S
Prices
✓
←
BX8301+2
BX Air Busan
320
11:40 AM
KST TD
12:45 PM
KST
1h 5m
—
M T W T F S S
Prices
✓
←
KE1595
KE Korean
223
3:00 PM
KST
4:10 PM
KST
1h 10m
—
M T W T F S S
Prices
✓
←
OZ8305cs
OZ Asiana
320
3:15 PM
KST
4:20 PM
KST
1h 5m
—
M T W T F S S
Prices
✓
←
BX8305+2
BX Air Busan
320
5:50 PM
KST TD
7:00 PM
KST
1h 10m
—
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Jeju City to Ulsan
2 carriers, 35 flights/week nonstop.
2 Airlines 35 Flights/wk 217 mi 1h 5m nonstop 1 1-stop hubs

CJU–USN is served by 2 airlines with nonstop service. Air Busan and Korean Air lead the route. The flight covers 217 miles in approximately 1h 5m. Beyond nonstop, 1 hub offers 1-stop connections.

Also explore CJU Routes USN Routes CJU Live Flights USN Live Flights
Carriers on this route

Airline Landscape

All carriers operating nonstop CJU–USN service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
BX Air Busan Also: LJ, OZ 14 320 1h05 – – LJ, OZ
KE Korean Air 7 223 1h05 – SkyTeam –
Aircraft on this route
223 Airbus A220-300 – KE
320 Airbus A320 – BX, OZ
Alliance coverage
Unaffiliated: BX (14 flights/wk, 67%)
SkyTeam: KE (7 flights/wk, 33%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Schedule

Weekly Schedule Pattern

Nonstop flight frequency by day of week, CJU to USN direction.
Mon
5
flights
Tue
5
flights
Wed
5
flights
Thu
5
flights
Fri
5
flights
Sat
5
flights
Sun
5
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
5
Nonstop flights
35
Outbound / wk
35
Return / wk
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for CJU to USN.
1-STOP
One-Stop Connections
1
Hubs
~17h
Fastest
~17h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
9
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.
Know before you go

Travel Essentials

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

When it's 6:00 PM in Jeju City, it's 6:00 PM in Ulsan.
Distance & Flight Time
217 mi / 349 km
Nonstop flight time is approximately 1h 5m to 1h 10m.
Facts

CJU–USN Quick Facts

Key statistics for the Jeju City to Ulsan route.
Route details
Distance217 mi / 349 km
Flight time1h 5m to 1h 10m
Time difference0 hours
Airlines (nonstop)2
Weekly flights35 out / 35 return
1-stop connections1 hubs
Origin: CJU
Full nameJeju International Airport
IATA / ICAOCJU / RKPC
TimezoneAsia/Seoul
Passengers/yr30.0M
Elevation118 ft / 36 m
Destination: USN
Full nameUlsan Airport
IATA / ICAOUSN / RKPU
TimezoneAsia/Seoul
Elevation45 ft / 14 m
FAQ

Frequently Asked Questions

Common questions about CJU to USN flights.
Nonstop flights from Jeju International Airport to Ulsan Airport take approximately 1h 5m to 1h 10m. The route covers 217 miles.
2 airlines operate nonstop service: Air Busan and Korean Air. Plus 2 codeshare partners.
There are approximately 35 nonstop flights per week from CJU to USN. The return direction has about 35 weekly flights.
Yes, 1-stop connections are available through GMP. These options provide additional schedule flexibility.
Yes, return flights from USN to CJU are available. Use the direction toggle at the top to view the return schedule.
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 CJU to USN

Jeju International Airport (CJU) and Ulsan Airport (USN) are connected by nonstop service from Air Busan and Korean Air. With 35 weekly departures, this is a heavily served route.

CJU to USN Flight Duration and Schedule

Nonstop flight time from CJU to USN ranges from 1 hours 5 minutes to 1 hours 10 minutes. The route covers a distance of 217 miles (349 km). There are approximately 35 weekly flights outbound and 35 return, totaling 70 flights per week in both directions.

Connecting Options and Alternatives

1 one-stop connections are available, with the fastest taking approximately 17 hours via GMP. Two-stop connections are also available via intermediate hubs.