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Washington D.C.–Duluth | DCA–DLH
Calculations with different methods
- 944.323 miles
- 1519.740 kilometers
- 820.594 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
- 942.974 miles
- 1517.569 kilometers
- 819.422 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 Duluth International Airport (DLH) is 2 hours 17 minutes.
Time difference and current local times
The time difference between Washington D.C. and Duluth is 1 hour. Duluth is 1 hour behind Washington D.C..
Washington D.C. to Duluth flight map.
Frequent Flyer Miles Calculator
Washington D.C. (DCA) → Duluth (DLH).