How is the flight distance measured?

Flight distances are measured as the great-circle (straight-line) distance between airports. Actual flight paths may be slightly longer due to air traffic routing and weather avoidance.

How long does the flight from Seoul to London take?

Flight time depends on the exact route and aircraft, but at roughly 8,857 km the typical non-stop flight takes 1–10 hours. Check the flight duration page for the exact average.

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Flight Distance: Seoul to London

8,857

Kilometres (km)

5,503

Miles (mi)

4,782

Nautical miles

About this flight distance

The great circle distance from Seoul to London is approximately 8,857 km. The typical flight time is 11h 10m.

This is the shortest possible distance between the two cities as the crow flies. Real flight paths are often slightly longer due to air traffic control routing, weather, and airspace restrictions.

Related route pages

→Direct flights Seoul to London →Flight duration Seoul to London →Cheapest day to fly Seoul to London →Flights Seoul to London

Nearby airports

Near Seoul

Gimpo International Airport (GMP)32 km

Near London

London City Airport (LCY)36 km
London Gatwick Airport (LGW)41 km
London Luton Airport (LTN)45 km

Frequently Asked Questions

The great-circle distance from Seoul to London is approximately 8,857 km (5,503 miles).