Flight

KAL503 29 Aug 2026

KAL503, operated by Korean Air, on 29 Aug 2026: Gimpo (RKSS) to Heathrow (EGLL). Scheduled and actual times are local to each airport (hover for UTC).

← 27 Aug 2026All KAL503 flights3 Sep 2026 →

Flightestimated

PlaneTrack receiver network

Route	RKSS GIMPO → EGLL HEATHROW
Status	Completed (receiver network)
First seen airborne	13:27 KST
Last seen	17:48 BST
Duration	12h 20m
Aircraft	HL8043
Max altitude	36,000 ft
Distance tracked	4,787 nm

Punctuality, last 30 days

No completed KAL503 departures with FAA schedule times in the last 30 days.

KAL503 flight history Full history CSV API access

Schedule, departure and arrival times from the FAA SWIM feed; aircraft, altitude and distance from the PlaneTrack receiver network. On time means a departure within 15 minutes of schedule.