Air Miles Calculator

Distance between Columbus, OH (CMH) and Washington D.C. (DCA)

Distance from Columbus to Washington D.C. (Ronald Reagan Washington National Airport – John Glenn Columbus International Airport) is 323 miles / 520 kilometers / 281 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 322.974 miles
  • 519.776 kilometers
  • 280.657 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
  • 322.255 miles
  • 518.619 kilometers
  • 280.032 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).

Flight duration

Estimated flight time from John Glenn Columbus International Airport (CMH) to Ronald Reagan Washington National Airport (DCA) is 1 hour 6 minutes.

Time difference and current local times

There is no time difference between Columbus and Washington D.C..

Time Difference

Columbus
Washington D.C.

Columbus, OH

 EDT

Washington D.C.

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 70 kg (155 pounds).

Airport information


A John Glenn Columbus International Airport
City: Columbus, OH
Country: United States Flag of United States
IATA Code: CMH
ICAO Code: KCMH
Coordinates: 39°59′52″N, 82°53′30″W

B Ronald Reagan Washington National Airport
City: Washington D.C.
Country: United States Flag of United States
IATA Code: DCA
ICAO Code: KDCA
Coordinates: 38°51′7″N, 77°2′15″W

Map

Columbus to Washington D.C. flight map.

Frequent Flyer Miles Calculator

Columbus (CMH) → Washington D.C. (DCA).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
323
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
323

Round trip?