KE1227

GMP → CJU · Boeing 737-900 · Korean Air

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Departure · Seoul (GMP)

Gate 10

Scheduled 20:30 · Departed 20:43 · +13 min

Board status: Departed

Airborne since 20:34 (ADS-B)

Arrival · Jeju City (CJU)

Gate 3

Scheduled 21:45 · Estimated 21:38 · early

In the air, ~8m to go (83% of the route flown)

Board data from cju, gmp, updated 21 min ago; times local to each airport.

Flight

Status

In progress

Departure

Gimpo International Airport (GMP) — Seoul, South Korea

Scheduled departure

2026-10-02 11:30 UTC

Departed

2026-10-02 11:34 UTC

Arrival

Jeju International Airport (CJU) — Jeju City, South Korea (scheduled)

Scheduled arrival

2026-10-02 12:45 UTC

Estimated arrival

2026-10-02 12:38 UTC

Progress

83% · ~8m remaining

Distance flown

398 km

Straight-line distance

451 km

Aircraft

Registration

HL7728

Type

Boeing 737-900

Seats

188 total (180 Economy, 8 Prestige)

CO2 (EMEP est., total)

11.3 t (59 kg/pax Economy, 87 kg/pax Business)

Altitude & speed

Max altitude

20,025 ft

Max ground speed

439 kt

Tracked

43m · 398 km

Note

still in progress - the track so far

Altitude (ft, max 20,025)

Ground speed (kt, max 439)

Altitude (ft, max 20,025)

Ground speed (kt, max 439)

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

Korean Air (KAL)

Latest flights

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-02 11:34 UTC	KAL1227	GMP → CJU Seoul → Jeju City	HL7728	Boeing 737-900	In progress	~451 km est.
2026-10-01 11:43 UTC	KAL1227	GMP → CJU Seoul → Jeju City	HL7716	Boeing 737-900	Completed (landing confirmed by airport data)	~523 km est. (395 km recorded)

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