7C139

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

For travellers

Departure · Seoul (GMP)

Gate 14

Scheduled 19:25 · Departed 20:10 · +45 min

Board status: Departed

Airborne since 20:01 (ADS-B)

Arrival · Jeju City (CJU)

Gate 5

Scheduled 20:40 · Landed 21:14 · +34 min

Board status: Arrived

Landed 21:14 (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 10:25 UTC

Departed

2026-10-02 11:01 UTC

Arrival

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

Scheduled arrival

2026-10-02 11:40 UTC

Estimated arrival

2026-10-02 11:58 UTC

Distance flown

480 km

Straight-line distance

451 km

Approach distance

28 km

Aircraft

Registration

HL8087

Type

Boeing 737-800

Seats

189 total (189 Economy)

CO2 (EMEP est., total)

10.6 t (56 kg/pax Economy)

Altitude & speed

Max altitude

24,025 ft

Max ground speed

439 kt

Tracked

54m · 477 km

Altitude (ft, max 24,025)

Ground speed (kt, max 439)

Altitude (ft, max 24,025)

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

T'way Air (TWB)

Latest flights

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-02 11:01 UTC	JJA139	GMP → CJU Seoul → Jeju City	HL8087	Boeing 737-800	Completed (landing confirmed by airport data)	480 km
2026-10-01 10:44 UTC	JJA139	GMP → CJU Seoul → Jeju City	HL8321	Boeing 737-800	Completed (landing confirmed by airport data)	~518 km est. (397 km recorded)

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