Jeju City to Cheongju (CJU–CJJ) — Airlines, Schedules & Connections

CJU Airport Page →
229 mi airlines 166/wk
On-time Some delays Frequent delays
Flight Schedule 53 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
KE1704
KE Korean
223
7:30 AM
KST
8:40 AM
KST
1h 10m
M T W T F S S
Prices
ZE712
ZE Eastar Jet
738
7:50 AM
KST TD
9:00 AM
KST
1h 10m
M T W T F S S
Prices
7C212
7C Jeju
738
8:10 AM
KST
9:20 AM
KST
1h 10m
M T W T F S S
Prices
LJ402+1
LJ Jin
738
8:55 AM
KST TD
10:05 AM
KST
1h 10m
M T W T F S S
Prices
7C214
7C Jeju
738
9:30 AM
KST
10:40 AM
KST
1h 10m
M T W T F S S
Prices
TW872
TW T'way
737
9:50 AM
KST
11:00 AM
KST
1h 10m
M T W T F S S
Prices
LJ404
LJ Jin
739
10:40 AM
KST
11:55 AM
KST
1h 15m
M T W T F S S
Prices
TW842
TW T'way
737
10:50 AM
KST
12:00 PM
KST
1h 10m
M T W T F S S
Prices
KE1708
KE Korean
223
11:15 AM
KST
12:25 PM
KST
1h 10m
M T W T F S S
Prices
OZ8232
OZ Asiana
321
12:00 PM
KST
1:10 PM
KST
1h 10m
M T W T F S S
Prices
KE1712
KE Korean
223
12:15 PM
KST
1:25 PM
KST
1h 10m
M T W T F S S
Prices
LJ406
LJ Jin
739
12:25 PM
KST TD
1:35 PM
KST
1h 10m
M T W T F S S
Prices
LJ408+1
LJ Jin
739
2:25 PM
KST TD
3:35 PM
KST
1h 10m
M T W T F S S
Prices
TW844
TW T'way
737
2:30 PM
KST
3:40 PM
KST
1h 10m
M T W T F S S
Prices
KE1722
KE Korean
223
2:50 PM
KST
4:05 PM
KST
1h 15m
M T W T F S S
Prices
TW834
TW T'way
737
2:50 PM
KST TD
4:05 PM
KST
1h 15m
M T W T F S S
Prices
TW838
TW T'way
737
2:50 PM
KST TD
4:10 PM
KST
1h 20m
M T W T F S S
Prices
TW862
TW T'way
737
4:10 PM
KST
5:20 PM
KST
1h 10m
M T W T F S S
Prices
7C226
7C Jeju
738
5:10 PM
KST
6:20 PM
KST
1h 10m
M T W T F S S
Prices
7C228
7C Jeju
738
5:30 PM
KST
6:40 PM
KST
1h 10m
M T W T F S S
Prices
LJ410
LJ Jin
739
5:35 PM
KST
6:45 PM
KST
1h 10m
M T W T F S S
Prices
OZ8234
OZ Asiana
321
6:00 PM
KST
7:10 PM
KST
1h 10m
M T W T F S S
Prices
TW846
TW T'way
737
6:15 PM
KST
7:25 PM
KST
1h 10m
M T W T F S S
Prices
OZ8238
OZ Asiana
321
7:00 PM
KST
8:10 PM
KST
1h 10m
M T W T F S S
Prices
TW836
TW T'way
737
7:05 PM
KST
8:15 PM
KST
1h 10m
M T W T F S S
Prices
ZE716
ZE Eastar Jet
738
9:25 PM
KST TD
10:45 PM
KST
1h 20m
M T W T F S S
Prices
ZE711
ZE Eastar Jet
738
7:40 AM
KST TD
8:50 AM
KST
1h 10m
M T W T F S S
Prices
TW841
TW T'way
737
9:00 AM
KST TD
10:10 AM
KST
1h 10m
M T W T F S S
Prices
TW831
TW T'way
737
9:05 AM
KST
10:15 AM
KST
1h 10m
M T W T F S S
Prices
KE1707
KE Korean
223
9:25 AM
KST
10:35 AM
KST
1h 10m
M T W T F S S
Prices
7C211
7C Jeju
738
9:55 AM
KST
11:05 AM
KST
1h 10m
M T W T F S S
Prices
LJ401+1
LJ Jin
738
10:40 AM
KST TD
11:50 AM
KST
1h 10m
M T W T F S S
Prices
7C213
7C Jeju
738
11:15 AM
KST
12:25 PM
KST
1h 10m
M T W T F S S
Prices
TW873
TW T'way
737
11:40 AM
KST
12:50 PM
KST
1h 10m
M T W T F S S
Prices
TW843
TW T'way
737
12:40 PM
KST
1:50 PM
KST
1h 10m
M T W T F S S
Prices
LJ403
LJ Jin
739
12:40 PM
KST
1:50 PM
KST
1h 10m
M T W T F S S
Prices
TW833
TW T'way
737
12:50 PM
KST
2:00 PM
KST
1h 10m
M T W T F S S
Prices
OZ8233
OZ Asiana
321
12:55 PM
KST
2:05 PM
KST
1h 10m
M T W T F S S
Prices
KE1717
KE Korean
223
2:05 PM
KST
3:15 PM
KST
1h 10m
M T W T F S S
Prices
LJ405
LJ Jin
739
2:10 PM
KST
3:20 PM
KST
1h 10m
M T W T F S S
Prices
RF609
RF Florida West International Airways
320
2:50 PM
KST
4:00 PM
KST
1h 10m
M T W T F S S
Prices
LJ409+1
LJ Jin
739
3:55 PM
KST
5:05 PM
KST
1h 10m
M T W T F S S
Prices
TW845
TW T'way
737
4:20 PM
KST
5:30 PM
KST
1h 10m
M T W T F S S
Prices
LJ407
LJ Jin
739
4:25 PM
KST
5:35 PM
KST
1h 10m
M T W T F S S
Prices
TW835
TW T'way
737
4:50 PM
KST
6:00 PM
KST
1h 10m
M T W T F S S
Prices
TW863
TW T'way
737
6:10 PM
KST TD
7:20 PM
KST
1h 10m
M T W T F S S
Prices
KE1725
KE Korean
739
6:20 PM
KST
7:30 PM
KST
1h 10m
M T W T F S S
Prices
7C225
7C Jeju
738
6:55 PM
KST
8:10 PM
KST
1h 15m
M T W T F S S
Prices
7C227
7C Jeju
738
7:15 PM
KST
8:25 PM
KST
1h 10m
M T W T F S S
Prices
OZ8235
OZ Asiana
321
7:50 PM
KST
9:00 PM
KST
1h 10m
M T W T F S S
Prices
TW837
TW T'way
737
8:10 PM
KST
9:20 PM
KST
1h 10m
M T W T F S S
Prices
ZE715
ZE Eastar Jet
738
8:30 PM
KST TD
9:40 PM
KST
1h 10m
M T W T F S S
Prices
OZ8239
OZ Asiana
321
9:10 PM
KST
10:20 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 Cheongju
5 carriers, 166 flights/week nonstop.
5 Airlines 166 Flights/wk 229 mi 1h 10m nonstop 4 1-stop hubs

CJU–CJJ is served by 5 airlines with nonstop service. T'way Air, Jin Air and Jeju Air lead the route. The flight covers 229 miles in approximately 1h 10m. Beyond nonstop, 4 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop CJU–CJJ service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
TW T'way Air 40 737 1h10-1h20
LJ Jin Air Also: KE 35 738, 739 1h10-1h15 KE
7C Jeju Air 28 738 1h10
OZ Asiana Airlines 21 321 1h10 Star Alliance
ZE Eastar Jet 14 738 1h10-1h20
Aircraft on this route
223 Airbus A220-300 – KE
321 Airbus A321 – OZ
737 Boeing 737-700 – TW
738 Boeing 737-800 – 7C, LJ, ZE
739 Boeing 737-900 – LJ
Alliance coverage
Unaffiliated: 7C + LJ + TW + ZE (117 flights/wk, 85%)
Star Alliance: OZ (21 flights/wk, 15%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, CJU to CJJ direction.
Mon
26
flights
Tue
22
flights
Wed
26
flights
Thu
22
flights
Fri
25
flights
Sat
23
flights
Sun
22
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
26
Nonstop flights
166
Outbound / wk
173
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for CJU to CJJ.
1-STOP
One-Stop Connections
4
Hubs
~8h
Fastest
~23h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
98
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.

Travel Essentials

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

When it's 6:00 PM in Jeju City, it's 6:00 PM in Cheongju.
Distance & Flight Time
229 mi / 368 km
Nonstop flight time is approximately 1h 10m to 1h 20m.

CJU–CJJ Quick Facts

Key statistics for the Jeju City to Cheongju route.
Route details
Distance229 mi / 368 km
Flight time1h 10m to 1h 20m
Time difference0 hours
Airlines (nonstop)5
Weekly flights166 out / 173 return
1-stop connections4 hubs
Origin: CJU
IATA / ICAOCJU / RKPC
TimezoneAsia/Seoul
Passengers/yr30.0M
Elevation118 ft / 36 m
Destination: CJJ
IATA / ICAOCJJ / RKTU
TimezoneAsia/Seoul
Elevation191 ft / 58 m

Frequently Asked Questions

Common questions about CJU to CJJ flights.
Nonstop flights from Jeju International Airport to Cheongju International Airport/Cheongju Air Base (K-59/G-513) take approximately 1h 10m to 1h 20m. The route covers 229 miles.
5 airlines operate nonstop service: Jeju Air, Jin Air, Asiana Airlines, T'way Air and Eastar Jet. Plus 1 codeshare partner.
There are approximately 166 nonstop flights per week from CJU to CJJ. The return direction has about 173 weekly flights.
Yes, 1-stop connections are available through FUK, PVG, TPE and KIX. These options provide additional schedule flexibility.
Yes, return flights from CJJ 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 CJJ

Jeju International Airport (CJU) and Cheongju International Airport/Cheongju Air Base (K-59/G-513) (CJJ) are connected by nonstop service from Jeju Air, Jin Air, Asiana Airlines, T'way Air and Eastar Jet. With 166 weekly departures, this is a heavily served route.

CJU to CJJ Flight Duration and Schedule

Nonstop flight time from CJU to CJJ ranges from 1 hours 10 minutes to 1 hours 20 minutes. The route covers a distance of 229 miles (368 km). There are approximately 166 weekly flights outbound and 173 return, totaling 339 flights per week in both directions.

Connecting Options and Alternatives

4 one-stop connections are available, with the fastest taking approximately 8 hours via FUK. Two-stop connections are also available via intermediate hubs.