Map of flight path and driving directions from Richmond to Chicago.
Shortest flight path between Richmond International Airport (RIC) and Chicago O'Hare International Airport (ORD).
How far is Chicago from Richmond?
There are several ways to calculate distances between Richmond and Chicago. Here are two common methods:Vincenty's formula (applied above)
- 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 – the shortest distance between two points).
Time difference and current local times
The time difference between Richmond and Chicago is 1 hour. Chicago is 1 hour behind Richmond.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 118 kg (260 pounds).
Frequent Flyer Miles Calculator
Richmond (RIC) → Chicago (ORD).