Map of flight path from San Francisco to London.
Shortest flight path between San Francisco International Airport (SFO) and London Heathrow Airport (LHR).
How far is London from San Francisco?
There are several ways to calculate distances between San Francisco and London. Here are two common methods:Vincenty's formula (applied above)
- 5367.547 miles
- 8638.229 kilometers
- 4664.271 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
- 5353.740 miles
- 8616.010 kilometers
- 4652.273 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 San Francisco and London is 8 hours. London is 8 hours ahead of San Francisco.
San Francisco, CA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 640 kg (1 411 pounds).
Frequent Flyer Miles Calculator
San Francisco (SFO) → London (LHR).