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Chattanooga–Chicago | CHA–ORD
Calculations with different methods
- 500.719 miles
- 805.828 kilometers
- 435.113 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
- 501.395 miles
- 806.916 kilometers
- 435.700 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from Chattanooga Metropolitan Airport (CHA) to O'Hare International Airport (ORD) is 1 hour 26 minutes.
Time difference and current local times
The time difference between Chattanooga and Chicago is 1 hour. Chicago is 1 hour behind Chattanooga.
Chattanooga to Chicago flight map.
Frequent Flyer Miles Calculator
Chattanooga (CHA) → Chicago (ORD).