Map of flight path and driving directions from Richmond to Washington D.C..
Shortest flight path between Richmond International Airport (RIC) and Washington Dulles International Airport (IAD).
How far is Washington D.C. from Richmond?
There are several ways to calculate distances between Richmond and Washington D.C.. Here are two common methods:Vincenty's formula (applied above)
- 99.548 miles
- 160.207 kilometers
- 86.505 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
- 99.720 miles
- 160.484 kilometers
- 86.654 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
There is no time difference between Richmond and Washington D.C..
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 40 kg (87 pounds).
Frequent Flyer Miles Calculator
Richmond (RIC) → Washington D.C. (IAD).