KE503 Flight Status Korean Air: Seoul to London (KAL503)

Korean Air KE 503

En-Route, Arriving in 6h36'

ICN Seoul

Scheduled
12:00
Actual
12:23

Terminal and gate not announced yet

Departure: Sat, Nov 14, 2026 · local time UTC+9

Seoul Incheon International Airport (ICN)

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LHR London

Scheduled
17:45
Estimated
16:52

Terminal: 9

Arrival: Sat, Nov 14, 2026 · local time GMT

London Heathrow Airport (LHR)

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Departed 6h 52m ago · lands in 6h 36m 51%

ICN 12:23 LHR 16:52

4,521 km (2,809 mi) flown · 4,339 km (2,696 mi) to go

Route map ICN to LHR Map of the great-circle route from Seoul Incheon International Airport, South Korea to London Heathrow Airport, United Kingdom, 8860 km. The plane shows an estimated position based on departure and arrival times. Map data: Natural Earth. ICN LHR Map data: Natural Earth

Estimated position based on departure and arrival times, not live tracking. Times are local at each airport.

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Distance: 8860 km / 5505 miles · Scheduled Duration: 14:45 · Typical Duration: 13:55

KE 503 Flight Status & Schedule Korean Air Seoul to London

Date From To Departure Arrival Status Details
Nov 14 ICN LHR 12:23 16:52 En-Route Track >
Nov 12 ICN LHR 12:26 17:17 Landed Track >
Nov 07 ICN LHR 12:25 17:18 Landed Track >
Nov 05 ICN LHR 12:33 17:27 Landed Track >
Oct 31 ICN LHR 12:21 17:31 Landed Track >
Oct 29 ICN LHR 13:35 18:15 Landed Track >
Oct 24 ICN LHR 15:44 21:30 Delayed Track >
Oct 22 ICN LHR 13:34 19:45 Delayed Track >
Oct 17 ICN LHR 12:20 17:43 Landed Track >
Oct 15 ICN LHR 12:22 18:17 Landed Track >

Korean Air's Seoul–London flight covers 8,860 km (5,505 mi) and runs twice a week: Thursday and Saturday. The timetable allows 14 h 45 min, but the flight usually takes about 13 h 55 min, so it often makes up time. Today it left at 12:23, 23 minutes late, and is due in London at 16:52, 53 minutes early.

< All Seoul ICN Departures All London LHR Arrivals >

About KE 503

Korean Air Flight KE503 connects Seoul, South Korea to London, United Kingdom, taking off from Seoul Incheon International Airport ICN and landing at London Heathrow Airport LHR.

Route
Seoul Incheon International Airport ICN to London Heathrow Airport LHR
Distance
8,860 km (5,505 mi)
Typical flight time
13 h 55 min
Flies
Thu, Sat
On time
7 of the last 7

KE 503 FAQ

How long is the KE503 flight from Seoul to London?
The timetable allows 14 h 45 min. Seoul to London is 8,860 km (5,505 mi).
How often is KE503 from Seoul to London late?
None of the last 7 flights arrived 15 or more minutes late.
When was the latest KE503 flight from Seoul to London?
The latest KE503 was the 13:15 (local time) departure from Seoul on 12 November 2026; it landed 1 h 43 min early.
Which days does KE503 fly from Seoul to London?
Twice a week: Thursday and Saturday, based on the schedule of the last 7 days.
Which terminal does KE503 use?
It usually arrives at Terminal 9 at London Heathrow Airport (LHR). Check the flight card above for today's terminal and gate.
What other flight numbers does KE503 have?
Also listed as KAL503 (Korean Air's ICAO code) and KE 503.

KE503 and Seoul ICN to London LHR Flights

Other flights departing from Seoul ICN: LJ455, MU2040, OZ511, LJ329

Other flights arriving at London LHR: BA168, VN51, BA1453

All flights connecting Seoul ICN to London LHR.