Korean Air flights from Cheongju (CJJ) to Jeju (CJU).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 09:15 Cheongju (CJJ) 10:25 Jeju (CJU)
Korean Air KE 1707 Non-stop Airbus A220-300 (223) 1:10 Effective 2026-03-29 through 2026-10-24
Daily 09:25 Cheongju (CJJ) 10:35 Jeju (CJU)
Korean Air KE 1707 Non-stop Airbus A220-300 (223) 1:10 Valid until 2026-03-28
Daily 09:25 Cheongju (CJJ) 10:35 Jeju (CJU)
Korean Air KE 1707 Non-stop Airbus A220-300 (223) 1:10 Effective from 2026-10-25
Tue,Thu,Sat 11:00 Cheongju (CJJ) 12:10 Jeju (CJU)
Korean Air KE 1709 Non-stop Airbus A220-300 (223) 1:10 Effective 2026-03-31 through 2026-10-24
Daily 13:15 Cheongju (CJJ) 14:25 Jeju (CJU)
Korean Air KE 1711 Non-stop Airbus A220-300 (223) 1:10 Effective from 2026-10-25
Daily 13:15 Cheongju (CJJ) 14:25 Jeju (CJU)
Korean Air KE 1713 Non-stop Airbus A220-300 (223) 1:10 Valid until 2026-03-28
Daily 14:05 Cheongju (CJJ) 15:15 Jeju (CJU)
Korean Air KE 1717 Non-stop Airbus A220-300 (223) 1:10 Effective 2026-03-29 through 2026-10-24
Daily 16:30 Cheongju (CJJ) 17:40 Jeju (CJU)
Korean Air KE 1719 Non-stop Airbus A220-300 (223) 1:10 Valid until 2026-03-28
Daily 16:30 Cheongju (CJJ) 17:40 Jeju (CJU)
Korean Air KE 1719 Non-stop Airbus A220-300 (223) 1:10 Effective from 2026-10-25
Daily 17:20 Cheongju (CJJ) 18:30 Jeju (CJU)
Korean Air KE 1725 Non-stop Airbus A220-300 (223) 1:10 Effective 2026-03-29 through 2026-10-24
Daily 18:20 Cheongju (CJJ) 19:30 Jeju (CJU)
Korean Air KE 1725 Non-stop Boeing 737-900 (739) 1:10 Valid until 2026-03-28
Daily 18:20 Cheongju (CJJ) 19:30 Jeju (CJU)
Korean Air KE 1725 Non-stop Airbus A220-300 (223) 1:10 Effective from 2026-10-25
Direct Codeshare Flights:
Daily 10:40 Cheongju (CJJ) 11:50 Jeju (CJU)
Korean Air KE 5177 Non-stop Boeing 737-800 (738) 1:10 Valid until 2026-03-28
Codeshare flight, operated by Jin Air.(LJ 401)
Daily 17:45 Cheongju (CJJ) 18:55 Jeju (CJU)
Korean Air KE 5179 Non-stop Boeing 737-800 (738) 1:10 Valid until 2026-03-28
Codeshare flight, operated by Jin Air.(LJ 413)
Tue,Thu,Sat,Sun 15:55 Cheongju (CJJ) 17:05 Jeju (CJU)
Korean Air KE 5187 Non-stop Boeing 737-900 (739) 1:10 Valid until 2026-03-28
Codeshare flight, operated by Jin Air.(LJ 409)
Mon,Wed,Fri 16:00 Cheongju (CJJ) 17:10 Jeju (CJU)
Korean Air KE 5187 Non-stop Boeing 737-900 (739) 1:10 Valid until 2026-03-27
Codeshare flight, operated by Jin Air.(LJ 409)




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Korean Air flights from Cheongju (CJJ) to Jeju (CJU).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Korean Air KE1707
09:15
Cheongju (CJJ)

10:25
Jeju (CJU)
Effective 2026-03-29 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:10, non-stop
Airbus A220-300 (223)
Direct Flights:
Korean Air KE1707
09:25
Cheongju (CJJ)

10:35
Jeju (CJU)
Valid until 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:10, non-stop
Airbus A220-300 (223)
Direct Flights:
Korean Air KE1707
09:25
Cheongju (CJJ)

10:35
Jeju (CJU)
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:10, non-stop
Airbus A220-300 (223)
Direct Flights:
Korean Air KE1709
11:00
Cheongju (CJJ)

12:10
Jeju (CJU)
Effective 2026-03-31 through 2026-10-24
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Airbus A220-300 (223)
Direct Flights:
Korean Air KE1711
13:15
Cheongju (CJJ)

14:25
Jeju (CJU)
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:10, non-stop
Airbus A220-300 (223)
Direct Flights:
Korean Air KE1713
13:15
Cheongju (CJJ)

14:25
Jeju (CJU)
Valid until 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:10, non-stop
Airbus A220-300 (223)
Direct Flights:
Korean Air KE1717
14:05
Cheongju (CJJ)

15:15
Jeju (CJU)
Effective 2026-03-29 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:10, non-stop
Airbus A220-300 (223)
Direct Flights:
Korean Air KE1719
16:30
Cheongju (CJJ)

17:40
Jeju (CJU)
Valid until 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:10, non-stop
Airbus A220-300 (223)
Direct Flights:
Korean Air KE1719
16:30
Cheongju (CJJ)

17:40
Jeju (CJU)
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:10, non-stop
Airbus A220-300 (223)
Direct Flights:
Korean Air KE1725
17:20
Cheongju (CJJ)

18:30
Jeju (CJU)
Effective 2026-03-29 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:10, non-stop
Airbus A220-300 (223)
Direct Flights:
Korean Air KE1725
18:20
Cheongju (CJJ)

19:30
Jeju (CJU)
Valid until 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:10, non-stop
Boeing 737-900 (739)
Direct Flights:
Korean Air KE1725
18:20
Cheongju (CJJ)

19:30
Jeju (CJU)
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:10, non-stop
Airbus A220-300 (223)
Direct Codeshare Flights:
Korean Air KE5177
10:40
Cheongju (CJJ)

11:50
Jeju (CJU)
Valid until 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Jin Air. (LJ 401)
Duration: 1:10, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Korean Air KE5179
17:45
Cheongju (CJJ)

18:55
Jeju (CJU)
Valid until 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Jin Air. (LJ 413)
Duration: 1:10, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Korean Air KE5187
15:55
Cheongju (CJJ)

17:05
Jeju (CJU)
Valid until 2026-03-28
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by Jin Air. (LJ 409)
Duration: 1:10, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Korean Air KE5187
16:00
Cheongju (CJJ)

17:10
Jeju (CJU)
Valid until 2026-03-27
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Jin Air. (LJ 409)
Duration: 1:10, non-stop
Boeing 737-900 (739)
  • A domestic route departing from the Cheongju airport (CJJ) and arriving at Jeju airport (CJU).
  • The flight distance is 229 miles, or 368 km.
  • The timezone of both the departure and the arrival airports is UTC+9 . Current time at both airports is (loading...).
  • For direct flights, the flight time is 1:10.
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