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TW850

CJU → CJJ · Boeing 737-800 · T'way Air

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Departure · Jeju City (CJU)

Gate 3
Scheduled 21:50 · Departed 22:18 · +28 min
Board status: Departed

Arrival · Cheongju (CJJ)

Gate 1
Scheduled 23:00 · Estimated 23:00
In the air, ~0m to go (100% of the route flown)

Board data from cjj, cju, updated 36 min ago; times local to each airport.

Flight

Status
In progress
Departure
Jeju International Airport (CJU) — Jeju City, South Korea
Scheduled departure
2026-10-02 12:50 UTC
Departed
2026-10-02 13:18 UTC (airport board)
Arrival
Cheongju International Airport/Cheongju Air Base (K-59/G-513) (CJJ) — Cheongju, South Korea (scheduled)
Scheduled arrival
2026-10-02 14:00 UTC
Estimated arrival
2026-10-02 14:00 UTC
Progress
100% · ~0m remaining
Distance flown
354 km
Straight-line distance
368 km

Aircraft

Registration
HL8354
Type
Boeing 737-800
Seats
189 total (189 Economy)
CO2 (EMEP est., total)
10.0 t (53 kg/pax Economy)

Altitude & speed

Max altitude
21,025 ft
Max ground speed
421 kt
Tracked
35m · 354 km
Note
still in progress - the track so far
Altitude (ft, max 21,025)
011,35422,7070m30m
Ground speed (kt, max 421)
02274550m30m
Altitude (ft, max 21,025)
011,35422,7070m
Ground speed (kt, max 421)
02274550m

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

Airline

T'way Air (TWB)

Latest flights

DepartedFlightRouteRegAircraftStatusDistance
2026-10-02 13:18 UTC TWB850 CJU → CJJ
Jeju City → Cheongju
 HL8354 Boeing 737-800 In progress ~368 km est.
2026-10-01 13:05 UTC TWB850 CJU → CJJ
Jeju City → Cheongju
 HL8354 Boeing 737-800 Completed (landing confirmed by airport data) 386 km

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