ZE235

GMP → CJU · Boeing 737-800 · Korean Air

For travellers

Departure · Seoul (GMP)

Gate 11

Scheduled 20:15 · Departed 20:45 · +30 min

Board status: Departed

Airborne since 20:31 (ADS-B)

Arrival · Jeju City (CJU)

Gate 4

Scheduled 21:30 · Landed 21:38 · +8 min

Board status: Arrived

Landed 21:38 (airport data)

Board data from cju, gmp, updated 11 min ago; times local to each airport.

Flight

Status

Completed (landing confirmed by airport data)

Arrival confirmed via

Airport data (confirmed)

Departure

Gimpo International Airport (GMP) — Seoul, South Korea

Scheduled departure

2026-10-02 11:15 UTC

Departed

2026-10-02 11:31 UTC

Arrival

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

Scheduled arrival

2026-10-02 12:30 UTC

Estimated arrival

2026-10-02 12:40 UTC

Distance flown

420 km

Straight-line distance

451 km

Aircraft

Registration

HL8587

Type

Boeing 737-800

Seats

147 total (135 Economy, 12 Prestige) (typical for type, not this tail)

CO2 (EMEP est., total)

10.5 t (105 kg/pax Business, 51 kg/pax Economy)

Altitude & speed

Max altitude

20,000 ft

Max ground speed

430 kt

Tracked

51m · 417 km

Altitude (ft, max 20,000)

Ground speed (kt, max 430)

Altitude (ft, max 20,000)

Ground speed (kt, max 430)

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 11:31 UTC	ESR235	GMP → CJU Seoul → Jeju City	HL8587	Boeing 737-800	Completed (landing confirmed by airport data)	420 km

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