Map of flight path from London to Philadelphia.
Shortest flight path between London Heathrow Airport (LHR) and Philadelphia International Airport (PHL).
How far is Philadelphia from London?
There are several ways to calculate distances between London and Philadelphia. Here are two common methods:Vincenty's formula (applied above)
- 3544.836 miles
- 5704.860 kilometers
- 3080.378 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 3535.477 miles
- 5689.798 kilometers
- 3072.245 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
Time difference and current local times
The time difference between London and Philadelphia is 5 hours. Philadelphia is 5 hours behind London.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 400 kg (882 pounds).
Frequent Flyer Miles Calculator
London (LHR) → Philadelphia (PHL).