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 Helsinki to London take?

Flight time depends on the exact route and aircraft, but at roughly 1,821 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: Helsinki to London

1,821

Kilometres (km)

1,132

Miles (mi)

983

Nautical miles

About this flight distance

The great circle distance from Helsinki to London is approximately 1,821 km. The typical flight time is 2h 55m.

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 Helsinki to London →Flight duration Helsinki to London →Cheapest day to fly Helsinki to London →Flights Helsinki to London

Nearby airports

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 Helsinki to London is approximately 1,821 km (1,132 miles).