How far is Chicago from London?
There are several ways to calculate distances between London and Chicago. Here are two common methods:Vincenty's formula (applied above)
- 352.300 miles
- 566.971 kilometers
- 306.140 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
- 351.423 miles
- 565.560 kilometers
- 305.378 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).
Estimated flight time from London International Airport (YXU) to O'Hare International Airport (ORD) is 1 hour 10 minutes.
Time difference and current local times
The time difference between London and Chicago is 1 hour. Chicago is 1 hour behind London.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 75 kg (166 pounds).
London to Chicago flight map.
Frequent Flyer Miles Calculator
London (YXU) → Chicago (ORD).