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Philadelphia (PHL) - Chicago (ORD)
Calculations with different methods
- 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).
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.
Flight map from Philadelphia to Chicago.
Frequent Flyer Miles Calculator
Philadelphia (PHL) → Chicago (ORD).