How long is the KE540 flight from London to Seoul?

The timetable allows 12 h 30 min. London to Seoul is 8,860 km (5,505 mi).

What other flight numbers does KE540 have?

Also listed as KAL540 (Korean Air's ICAO code) and KE 540.

Can I get compensation if KE540 is delayed or cancelled?

Up to £520 per passenger may be due under UK261 when it arrives 3 or more hours late or is cancelled, unless the cause was outside the airline's control. Departing the UK, this flight is covered by UK261.

KE540 Flight Status Korean Air: London to Seoul (KAL540)

KE 540 London to Seoul Flight Status

Not scheduled today (November 14th, 2026). Latest flight: November 11th, 2026 ; recent history is in the table below.

KE 540 Flight Status & Schedule Korean Air London to Seoul

Date	From	To	Departure	Arrival	Status	Details
Nov 11	LHR	ICN	20:38	17:41	Landed	Track >
Nov 04	LHR	ICN	22:09	19:17	Delayed	Track >
May 06	LHR	ICN	21:33	17:57	Unknown	Track >
Mar 25	LHR	ICN	20:49	18:13	Landed Late	Track >
Mar 18	LHR	ICN	20:46	18:02	Landed Late	Track >
Mar 11	LHR	ICN	19:49	17:01	Landed	Track >
Mar 04	LHR	ICN	20:15	16:52	Landed	Track >
Feb 11	LHR	ICN	21:17	17:49	Delayed	Track >
Feb 04	LHR	ICN	20:31	17:36	Landed Late	Track >
Jan 28	LHR	ICN	20:59	18:17	Delayed	Track >

Korean Air flight KE 540 links London and Seoul, 8,860 km (5,505 mi) apart, and flies once a week, on Wednesdays. With 12 h 30 min in the timetable and a usual flight time of about 12 h 10 min, it often makes up time. It is not flying today; the last flight, on Wednesday, landed on time.

< All London LHR Departures All Seoul ICN Arrivals >

About KE 540

Korean Air Flight KE540 connects London, United Kingdom to Seoul, South Korea, taking off from London Heathrow Airport LHR and landing at Seoul Incheon International Airport ICN.

Route: London Heathrow Airport LHR to Seoul Incheon International Airport ICN
Distance: 8,860 km (5,505 mi)
Typical flight time: 12 h 10 min
Flies: Wed
On time: 3 of the last 6
Average delay when late: 39 min

Departing the UK, this flight is covered by UK261. Compensation of up to £520 per passenger can apply when it arrives 3 or more hours late or is cancelled.

KE 540 FAQ

How long is the KE540 flight from London to Seoul?: The timetable allows 12 h 30 min. London to Seoul is 8,860 km (5,505 mi).
How often is KE540 from London to Seoul late?: 3 of the last 6 flights arrived 15 or more minutes late; when late, by 39 minutes on average.
When was the latest KE540 flight from London to Seoul?: The latest KE540 was the 20:30 (local time) departure from London on 11 November 2026; it landed 29 minutes early.
Which days does KE540 fly from London to Seoul?: Once a week, on Wednesdays, based on the schedule of the last 7 days.
What other flight numbers does KE540 have?: Also listed as KAL540 (Korean Air's ICAO code) and KE 540.
Can I get compensation if KE540 is delayed or cancelled?: Up to £520 per passenger may be due under UK261 when it arrives 3 or more hours late or is cancelled, unless the cause was outside the airline's control. Departing the UK, this flight is covered by UK261.

KE540 and London LHR to Seoul ICN Flights

Other flights departing from London LHR: KM103, WB711, AI130, BA404

Other flights arriving at Seoul ICN: QR858, KE648, OZ340, OZ350

All flights connecting London LHR to Seoul ICN.