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Richmond–Chicago | RIC–ORD
Calculations with different methods
- 642.040 miles
- 1033.263 kilometers
- 557.917 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
- 641.035 miles
- 1031.646 kilometers
- 557.044 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from Richmond International Airport (RIC) to O'Hare International Airport (ORD) is 1 hour 42 minutes.
Time difference and current local times
The time difference between Richmond and Chicago is 1 hour. Chicago is 1 hour behind Richmond.
Richmond to Chicago flight map.
Frequent Flyer Miles Calculator
Richmond (RIC) → Chicago (ORD).