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LJ409

CJJ → CJU · Boeing 737-800 · Air Seoul

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For travellers

Departure · Cheongju (CJJ)

Gate 3
Scheduled 19:15 · Departed 20:03 · +48 min
Board status: Departed
Airborne since 20:03 (ADS-B)

Arrival · Jeju City (CJU)

Gate 2
Scheduled 20:35 · Estimated 20:35
Board status: Delay
In the air, ~7m to go (88% of the route flown)

Board data from cjj, cju, updated 20 min ago; times local to each airport.

Flight

Status
In progress
Departure
Cheongju International Airport/Cheongju Air Base (K-59/G-513) (CJJ) — Cheongju, South Korea
Scheduled departure
2026-10-02 10:15 UTC
Departed
2026-10-02 11:03 UTC
Arrival
Jeju International Airport (CJU) — Jeju City, South Korea (scheduled)
Scheduled arrival
2026-10-02 11:35 UTC
Estimated arrival
2026-10-02 11:35 UTC
Progress
88% · ~7m remaining
Also flies as
Codeshares
Distance flown
400 km
Straight-line distance
368 km

Aircraft

Registration
Type
Boeing 737-800
Seats
189 total (189 Economy)
CO2 (EMEP est., total)
9.4 t (50 kg/pax Economy)

Altitude & speed

Max altitude
22,025 ft
Max ground speed
439 kt
Tracked
43m · 400 km
Note
still in progress - the track so far
Altitude (ft, max 22,025)
011,89423,7870m30m
Ground speed (kt, max 439)
02374740m30m
Altitude (ft, max 22,025)
011,89423,7870m
Ground speed (kt, max 439)
02374740m

From the ADS-B positions we received; time since the first fix. A dashed stretch is a gap in reception, bridged by a straight line.

Route map

Airlines

Air Seoul (ASV)
Jin Air (JNA)

Latest flights

DepartedFlightRouteRegAircraftStatusDistance
2026-10-02 11:03 UTC JJA227 CJJ → CJU
Cheongju → Jeju City
HL7213 Boeing 737-800 In progress ~368 km est.
2026-10-01 10:36 UTC JNA409 CJJ → CJU
Cheongju → Jeju City
HL8015 Boeing 737-800 Completed (landing confirmed by airport data) ~446 km est. (312 km recorded)

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