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Washington D.C. (DCA) - Columbia (COU)
Calculations with different methods
- 818.149 miles
- 1316.684 kilometers
- 710.952 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
- 816.159 miles
- 1313.480 kilometers
- 709.222 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from Ronald Reagan Washington National Airport (DCA) to Columbia Regional Airport (COU) is 2 hours 2 minutes.
Time difference and current local times
The time difference between Washington D.C. and Columbia is 1 hour. Columbia is 1 hour behind Washington D.C..
Flight map from Washington D.C. to Columbia.
Frequent Flyer Miles Calculator
Washington D.C. (DCA) → Columbia (COU).