Map of flight path and driving directions from Washington D.C. to Columbus.
Shortest flight path between Washington Dulles International Airport (IAD) and John Glenn Columbus International Airport (CMH).
How far is Columbus from Washington D.C.?
There are several ways to calculate distances between Washington D.C. and Columbus. Here are two common methods:Vincenty's formula (applied above)
- 299.553 miles
- 482.083 kilometers
- 260.304 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
- 298.884 miles
- 481.007 kilometers
- 259.723 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).
|A||Washington Dulles International Airport|
|B||John Glenn Columbus International Airport|
Time difference and current local times
There is no time difference between Washington D.C. and Columbus.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 69 kg (152 pounds).
Frequent Flyer Miles Calculator
Washington D.C. (IAD) → Columbus (CMH).