ZE231

GMP → CJU · Boeing 737 MAX 8 · Eastar Jet

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For travellers

Departure · Seoul (GMP)

Gate 20

Scheduled 19:20 · Estimated 19:30 · +10 min

Board status: Gate Change

Airborne since 19:46 (ADS-B)

Arrival · Jeju City (CJU)

Gate 4

Scheduled 20:35 · Estimated 20:35

In the air, ~33m to go (14% of the route flown)

Board data from cju, gmp, updated 39 min ago; times local to each airport.

Flight

Status

In progress

Departure

Gimpo International Airport (GMP) — Seoul, South Korea

Scheduled departure

2026-10-02 10:20 UTC

Departed

2026-10-02 10:46 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

14% · ~33m remaining

Distance flown

67 km

Straight-line distance

451 km

Aircraft

Registration

HL8784

Type

Boeing 737 MAX 8

CO2 (EMEP est., total)

9.0 t (36 kg/pax Economy, 75 kg/pax Business)

Altitude & speed

Max altitude

14,200 ft

Max ground speed

397 kt

Tracked

16m · 67 km

Note

still in progress - the track so far

Altitude (ft, max 14,200)

Ground speed (kt, max 397)

Altitude (ft, max 14,200)

Ground speed (kt, max 397)

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

Eastar Jet (ESR)

Latest flights

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-02 10:46 UTC	ESR231	GMP → CJU Seoul → Jeju City	HL8784	Boeing 737 MAX 8	In progress	~451 km est.
2026-10-01 10:32 UTC	ESR231	GMP → CJU Seoul → Jeju City	HL8764	Boeing 737 MAX 8	Completed (landing confirmed by airport data)	~525 km est. (394 km recorded)

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