Flight Route · International
Seoul → London
ICN to LHR
Incheon International Airport to London Heathrow Airport: 5,506 miles (8,861 km), about 11h 35m airborne, −8h time-zone shift on arrival.
Distance
5,506 mi
8,861 km
Flight time
11h 35m
block time, approx
Time-zone shift
−8h
Seoul → London
International?
Yes
South Korea → United Kingdom
ICN–LHR questions, answered
How long is the flight from Seoul to London?
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A direct flight from Incheon International Airport (ICN) to London Heathrow Airport (LHR) takes approximately 11h 35m. Actual block time varies with aircraft type, winds, and routing.
What is the distance from ICN to LHR?
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The great-circle distance from Incheon International Airport to London Heathrow Airport is approximately 5506 miles (8861 kilometers). Actual flown distance varies slightly with the routing assigned by air traffic control.
What is the time difference between Seoul and London?
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London is −8h relative to Seoul. Asia/Seoul → Europe/London.
Which airlines fly from ICN to LHR?
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Carriers serving both endpoints include various international and regional carriers. Direct service depends on the specific carrier and season — confirm with your booking source for current schedules.
Is this an international flight?
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Yes. Incheon International Airport is in South Korea, and London Heathrow Airport is in United Kingdom. Travelers should confirm passport, visa, and customs requirements before departure.
Can I track ICN–LHR flights on TripDesk365?
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Yes. TripDesk365 imports your booking confirmations from your inbox, identifies the route, and shows real-time status — gate changes, delays, and live aircraft position. Free for 14 days.
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