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 London to Philadelphia take?

Flight time depends on the exact route and aircraft, but at roughly 5,689 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: London to Philadelphia

5,689

Kilometres (km)

3,535

Miles (mi)

3,072

Nautical miles

About this flight distance

The great circle distance from London to Philadelphia is approximately 5,689 km. The typical flight time is 7h 11m.

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

Nearby airports

Near London

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

Near Philadelphia

New Castle Airport (ILG)38 km
Trenton Mercer Airport (TTN)58 km
Atlantic City International Airport (ACY)73 km

Frequently Asked Questions

The great-circle distance from London to Philadelphia is approximately 5,689 km (3,535 miles).