South Korea flag Cheongju Airport (CJJ)

Country South Korea | Asia | Regional Airport | IATA: CJJ | ICAO: RKTU | Elevation 191 ft · 58 m | Local time —

Destinations
19
Flights / day
46
Busiest route
Jeju City
Top airline
Aero K Airlines

Cheongju Airport averages 46 flights per day to 19 destinations, with one domestic route and 18 international routes. A total of 11 airlines operate at CJJ, led by Aero K Airlines. This airport provides direct service to seven countries across one continent, with Japan representing its largest international market. The longest nonstop route from Cheongju connects to Bali, with a typical flight time of 7 hr 25 mins. Updated: July 16, 2026

Route Network

Cheongju Airport connects 19 destinations worldwide, with Jeju City standing out as its busiest route. The longest nonstop flight is to Bali, and the shortest flight is to Fukuoka.

South Korea flag Jeju City (CJU) – South Korea 7 airlines
1 hr 35 mins
229 mi · 368 km
26
per day
Japan flag Osaka (KIX) – Japan 2 airlines
1 hr 45 mins
463 mi · 745 km
3
per day
Japan flag Tokyo (NRT) – Japan 1 airline
2 hr 20 mins
721 mi · 1,160 km
2
per day
Japan flag Fukuoka (FUK) – Japan 2 airlines
1 hr 25 mins
273 mi · 440 km
2
per day
Taiwan flag Taipei (TPE) – Taiwan 2 airlines
3 hr 0 mins
885 mi · 1,425 km
2
per day
Japan flag New Chitose (CTS) – Japan 1 airline
2 hr 40 mins
861 mi · 1,385 km
2
per day
China flag Shanghai (PVG) – China 2 airlines
2 hr 15 mins
505 mi · 812 km
1
per day
Japan flag Kitakyūshū (KKJ) – Japan 1 airline
—
CJJ → KKJ
1
per day
Japan flag Naha (OKA) – Japan 1 airline
2 hr 35 mins
727 mi · 1,170 km
1
per day
China flag Yanji (YNJ) – China 2 airlines
—
CJJ → YNJ
1
per day
Japan flag Hiroshima (HIJ) – Japan 1 airline
1 hr 30 mins
343 mi · 552 km
6
per week
Japan flag Tokoname (NGO) – Japan 1 airline
1 hr 55 mins
537 mi · 864 km
6
per week
Mongolia flag Ulaan Baatar (UBN) – Mongolia 1 airline
—
CJJ → UBN
5
per week
Indonesia flag Bali (DPS) – Indonesia 1 airline
7 hr 25 mins
3,242 mi · 5,217 km
3
per week
Viet Nam flag Da Nang (DAD) – Viet Nam 1 airline
4 hr 55 mins
1,854 mi · 2,984 km
2
per week
China flag Dayong (DYG) – China 1 airline
—
CJJ → DYG
2
per week
China flag Kunming (KMG) – China 1 airline
—
CJJ → KMG
2
per week
China flag Lanzhou (LHW) – China 1 airline
—
CJJ → LHW
2
per week
China flag Ordos (DSN) – China 1 airline
—
CJJ → DSN
2
per week

Route and destination data updated July 16, 2026.

Cheongju Airport is served by 11 airlines, with Aero K Airlines in the lead at 43% of routes. The top three carriers together cover 73% of routes. eight carriers operate only one route each. A total of seven airlines operate international routes, compared with seven airlines serving domestic routes. T'Way Air is operating the longest nonstop flight, connecting to Bali with a flight time of 7 hrs 25 mins.

Aero K Airlines (13 routes)
T'Way Air (5 routes)
EASTAR JET (4 routes)
Asiana Airlines (1 routes)
Jeju Air (1 routes)
Jin Air (1 routes)
Korean Air (1 routes)
Spring Airlines (1 routes)
Sichuan Airlines (1 routes)
Ruili Airlines (1 routes)
China United Airlines (1 routes)

Cheongju Airport provides direct service to seven countries across one continent. The route network is 5% domestic and 95% international. Japan is the primary international destination.

South Korea - 26/day
Japan - 13/day
China - 4/day
Taiwan - 2/day
Mongolia - 1/day
Indonesia - 0/day
Viet Nam - 0/day

Delays

Worst Delays · Most Punctual · Most Cancellations · Live Delays
Global  Delays
Delay Performance (24 hour average)
Departures
16 min late
6 min (+51.9%) vs last 24 hours
24h trend
Arrivals
6 min early
1 min (+15.5%) vs last 24 hours
24h trend
Cancelled Departures
0 flights (24 hour total)

Jul 20

2026

15:00 - 16:00

Departure
—
Arrival
on-time
Cancelled
0

Jul 20

2026

14:00 - 15:00

Departure
12 min late
Arrival
6 min early
Cancelled
0

Jul 20

2026

13:00 - 14:00

Departure
12 min late
Arrival
10 min early
Cancelled
0

Jul 20

2026

12:00 - 13:00

Departure
12 min late
Arrival
9 min early
Cancelled
0

Jul 20

2026

11:00 - 12:00

Departure
15 min late
Arrival
5 min early
Cancelled
0

Jul 20

2026

10:00 - 11:00

Departure
15 min late
Arrival
3 min early
Cancelled
0

Jul 20

2026

09:00 - 10:00

Departure
12 min late
Arrival
2 min early
Cancelled
0

Jul 20

2026

08:00 - 09:00

Departure
11 min late
Arrival
1 min early
Cancelled
0

Jul 20

2026

07:00 - 08:00

Departure
25 min late
Arrival
4 min early
Cancelled
0

Jul 20

2026

06:00 - 07:00

Departure
32 min late
Arrival
7 min early
Cancelled
0

Jul 20

2026

05:00 - 06:00

Departure
16 min late
Arrival
4 min late
Cancelled
0

Jul 20

2026

04:00 - 05:00

Departure
18 min late
Arrival
5 min early
Cancelled
0

Jul 20

2026

03:00 - 04:00

Departure
21 min late
Arrival
4 min early
Cancelled
0

Jul 20

2026

02:00 - 03:00

Departure
12 min late
Arrival
3 min early
Cancelled
0

Jul 20

2026

01:00 - 02:00

Departure
27 min late
Arrival
11 min early
Cancelled
0

Jul 20

2026

00:00 - 01:00

Departure
17 min late
Arrival
18 min early
Cancelled
0

Jul 19

2026

23:00 - 00:00

Departure
16 min late
Arrival
15 min early
Cancelled
0

Jul 19

2026

22:00 - 23:00

Departure
9 min late
Arrival
6 min early
Cancelled
0

Jul 19

2026

21:00 - 22:00

Departure
on-time
Arrival
on-time
Cancelled
0

Jul 19

2026

20:00 - 21:00

Departure
—
Arrival
—
Cancelled
0

Jul 19

2026

18:00 - 19:00

Departure
—
Arrival
—
Cancelled
0
Delay Performance (7 day average)
Departures
14 min late
5 min (-25.9%) vs last week
7d trend
Arrivals
6 min early
7 min (-734%) vs last week
7d trend
Cancelled Departures
0 flights (7 day total)

Jul 19

2026

Departure
12 min late
Arrival
11 min early
Cancelled
0

Jul 18

2026

Departure
12 min late
Arrival
5 min early
Cancelled
0

Jul 17

2026

Departure
13 min late
Arrival
8 min early
Cancelled
0

Jul 16

2026

Departure
14 min late
Arrival
9 min early
Cancelled
0

Jul 15

2026

Departure
12 min late
Arrival
12 min early
Cancelled
0

Jul 14

2026

Departure
12 min late
Arrival
6 min early
Cancelled
0

Jul 13

2026

Departure
23 min late
Arrival
5 min late
Cancelled
0
Delay Performance (30 day average)
Departures
14 min late
1 min (+10.9%) vs last 30 days
30d trend
Arrivals
5 min early
0 min vs last 30 days
30d trend
Cancelled Departures
30 flights (30 day total)

Jul 19

2026

Departure
12 min late
Arrival
11 min early
Cancelled
0

Jul 18

2026

Departure
12 min late
Arrival
5 min early
Cancelled
0

Jul 17

2026

Departure
13 min late
Arrival
8 min early
Cancelled
0

Jul 16

2026

Departure
14 min late
Arrival
9 min early
Cancelled
0

Jul 15

2026

Departure
12 min late
Arrival
12 min early
Cancelled
0

Jul 14

2026

Departure
12 min late
Arrival
6 min early
Cancelled
0

Jul 13

2026

Departure
23 min late
Arrival
5 min late
Cancelled
0

Jul 12

2026

Departure
28 min late
Arrival
11 min late
Cancelled
9

Jul 11

2026

Departure
25 min late
Arrival
10 min late
Cancelled
7

Jul 10

2026

Departure
15 min late
Arrival
4 min early
Cancelled
3

Jul 9

2026

Departure
13 min late
Arrival
9 min early
Cancelled
4

Jul 8

2026

Departure
12 min late
Arrival
7 min early
Cancelled
4

Jul 4

2026

Departure
13 min late
Arrival
4 min early
Cancelled
0

Jul 3

2026

Departure
13 min late
Arrival
8 min early
Cancelled
0

Jul 2

2026

Departure
9 min late
Arrival
12 min early
Cancelled
0

Jul 1

2026

Departure
13 min late
Arrival
7 min early
Cancelled
0

Jun 30

2026

Departure
8 min late
Arrival
9 min early
Cancelled
0

Jun 29

2026

Departure
10 min late
Arrival
8 min early
Cancelled
0

Jun 28

2026

Departure
12 min late
Arrival
11 min early
Cancelled
0

Jun 27

2026

Departure
14 min late
Arrival
8 min early
Cancelled
0

Jun 26

2026

Departure
16 min late
Arrival
1 min late
Cancelled
0

Jun 25

2026

Departure
11 min late
Arrival
10 min early
Cancelled
0

Jun 24

2026

Departure
16 min late
Arrival
4 min early
Cancelled
3

Jun 23

2026

Departure
14 min late
Arrival
3 min early
Cancelled
0

Jun 22

2026

Departure
14 min late
Arrival
2 min early
Cancelled
0

Jun 21

2026

Departure
14 min late
Arrival
7 min early
Cancelled
0

Jun 20

2026

Departure
10 min late
Arrival
10 min early
Cancelled
0

Global Rankings

Worldwide Position

Flights per day

#474 (46 flights/day)
Top 100 Busiest Airports in the World
Worldwide Position

Most destinations

#743 (19 destinations)
Top 100 Airports with Most Destinations

Runways

Runway Length Width Surface
9,003 ft 2,744 m 200 ft 61 m Concrete
9,003 ft 2,744 m 200 ft 61 m Concrete
9,003 ft 2,744 m 150 ft 46 m Concrete
9,003 ft 2,744 m 150 ft 46 m Concrete

Runway Length

63 aircraft cannot operate at Cheongju Airport due to runway length constraints. The airport’s longest runway is 9,003 ft (2,744 m), which is below the typical takeoff or landing distance required by the aircraft listed here.

Aircraft Takeoff Landing
Airbus A380 Private Jet 9,019 ft 2,749 m 5,000 ft 1,524 m
Airbus A380-800 9,019 ft 2,749 m 5,000 ft 1,524 m
Airbus A340-300 9,072 ft 2,765 m 6,004 ft 1,830 m
Airbus A330-200 9,088 ft 2,770 m 5,676 ft 1,730 m
Airbus A330 Corporate Jet 9,088 ft 2,770 m 5,676 ft 1,730 m
Airbus A330-200F 9,088 ft 2,770 m 5,676 ft 1,730 m
Airbus A330-300 9,088 ft 2,770 m 5,676 ft 1,730 m
Boeing BBJ 787-800 9,186 ft 2,800 m 4,987 ft 1,520 m
Boeing 787-10 Dreamliner 9,186 ft 2,800 m 4,987 ft 1,520 m
Boeing 787-9 Dreamliner 9,186 ft 2,800 m 4,987 ft 1,520 m
Boeing 747-400 LCF Dreamlifter 9,199 ft 2,804 m 7,001 ft 2,134 m
Boeing 747-400 9,236 ft 2,815 m 6,250 ft 1,905 m
Boeing 747SP 9,252 ft 2,820 m 5,249 ft 1,600 m
Boeing 777 Freighter 9,285 ft 2,830 m 5,577 ft 1,700 m
Airbus A300B1 9,350 ft 2,850 m 5,364 ft 1,635 m
Airbus A300B2 9,350 ft 2,850 m 5,364 ft 1,635 m
Boeing 767-400 9,501 ft 2,896 m 7,001 ft 2,134 m
Airbus A340-200 9,514 ft 2,900 m 6,201 ft 1,890 m
Airbus A380-900 9,678 ft 2,950 m 6,594 ft 2,010 m
Boeing 777-200LR 9,744 ft 2,970 m 5,610 ft 1,710 m
Antonov An-124 Ruslan 9,843 ft 3,000 m 2,953 ft 900 m
Northrop Grumman E-8C Joint Stars 9,843 ft 3,000 m 5,906 ft 1,800 m
Boeing 777-300ER 9,843 ft 3,000 m 5,906 ft 1,800 m
Tupolev Tu-144 9,843 ft 3,000 m 8,530 ft 2,600 m
Boeing B-52 Stratofortress 9,843 ft 3,000 m 9,843 ft 3,000 m
McDonnell Douglas DC-10-30ER 9,843 ft 3,000 m 5,906 ft 1,800 m
McDonnell Douglas DC-8-52 9,843 ft 3,000 m 6,562 ft 2,000 m
McDonnell Douglas KC-10 Extender 9,843 ft 3,000 m 5,906 ft 1,800 m
McDonnell Douglas DC-10-40 9,843 ft 3,000 m 5,906 ft 1,800 m
McDonnell Douglas DC-10-10 9,843 ft 3,000 m 5,906 ft 1,800 m
Douglas DC-8-51 9,843 ft 3,000 m 6,562 ft 2,000 m
Douglas DC-8-62 9,843 ft 3,000 m 6,562 ft 2,000 m
Douglas DC-8-63 9,843 ft 3,000 m 6,562 ft 2,000 m
McDonnell Douglas DC-10-30 9,843 ft 3,000 m 5,906 ft 1,800 m
Douglas DC-8-53 9,843 ft 3,000 m 6,562 ft 2,000 m
Douglas DC-8-61 9,843 ft 3,000 m 6,562 ft 2,000 m
Airbus A330-900neo 9,843 ft 3,000 m 5,577 ft 1,700 m
Airbus A350-900F 9,843 ft 3,000 m 6,562 ft 2,000 m
Airbus A380 Cargo 9,875 ft 3,010 m 6,594 ft 2,010 m
Boeing YAL-1 9,902 ft 3,018 m 7,546 ft 2,300 m
Aero Spacelines Super Guppy 10,000 ft 3,048 m 6,998 ft 2,133 m
Douglas DC-8 10,000 ft 3,048 m 6,499 ft 1,981 m
Boeing 707 10,000 ft 3,048 m 6,201 ft 1,890 m
McDonnell Douglas DC-8-73 10,007 ft 3,050 m 6,562 ft 2,000 m
McDonnell Douglas DC-8-72 10,007 ft 3,050 m 6,562 ft 2,000 m
Airbus A340 Private Jet 10,256 ft 3,126 m 8,999 ft 2,743 m
McDonnell Douglas MD-11 10,299 ft 3,139 m 6,949 ft 2,118 m
Airbus A340-600 10,302 ft 3,140 m 6,562 ft 2,000 m
Boeing BBJ 787-9 10,397 ft 3,169 m 5,699 ft 1,737 m
VC-25A Air Force One 10,466 ft 3,190 m 7,999 ft 2,438 m
Boeing 747-8 10,466 ft 3,190 m 8,793 ft 2,680 m
Airbus A340-500 10,499 ft 3,200 m 6,299 ft 1,920 m
Boeing 747-200 10,499 ft 3,200 m 6,234 ft 1,900 m
Boeing 777-300 10,597 ft 3,230 m 5,906 ft 1,800 m
Boeing 747-100 10,650 ft 3,246 m 6,168 ft 1,880 m
Boeing 747-8 VIP / BBJ 10,801 ft 3,292 m 7,001 ft 2,134 m
Boeing 747-8 Freighter 10,801 ft 3,292 m 7,001 ft 2,134 m
Boeing 747-300 10,827 ft 3,300 m 6,919 ft 2,109 m
Boeing 747-400F 10,827 ft 3,300 m 6,890 ft 2,100 m
Boeing 747-400ER 10,892 ft 3,320 m 7,136 ft 2,175 m
Aérospatiale-BAC Concorde 11,250 ft 3,429 m 7,218 ft 2,200 m
Antonov An-225 Mriya 11,483 ft 3,500 m 10,827 ft 3,300 m
McDonnell Douglas DC-8-71 11,499 ft 3,505 m 5,909 ft 1,801 m

Operational Context

Cheongju (IATA: CJJ) operates around 46 flights per day to 19 nonstop destinations. Its network includes 1 domestic and 18 international routes, with Aero K Airlines as the leading carrier and Jeju City currently the busiest connection. From CJJ, passengers can reach 7 countries across 1 continent, and the longest runway measures 2,744 m (9,003 ft).

Miscellaneous