How far is Chicago from Philadelphia?
There are several ways to calculate distances between Philadelphia and Chicago. Here are two common methods:Vincenty's formula (applied above)
- 677.865 miles
- 1090.918 kilometers
- 589.048 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
- 676.254 miles
- 1088.325 kilometers
- 587.649 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 Philadelphia International Airport (PHL) to O'Hare International Airport (ORD) is 1 hour 47 minutes.
Time difference and current local times
The time difference between Philadelphia and Chicago is 1 hour. Chicago is 1 hour behind Philadelphia.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 110 kg (243 pounds).
Philadelphia to Chicago flight map.
Frequent Flyer Miles Calculator
Philadelphia (PHL) → Chicago (ORD).