Calculations with different methods
- 1027.500 miles
- 1653.600 kilometers
- 892.873 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
- 1025.221 miles
- 1649.934 kilometers
- 890.893 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from Tulsa International Airport (TUL) to Washington Dulles International Airport (IAD) is 2 hours 26 minutes.
Time difference and current local times
The time difference between Tulsa and Washington D.C. is 1 hour. Washington D.C. is 1 hour ahead of Tulsa.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 143 kg (314 pounds).
Tulsa to Washington D.C. flight map.
Frequent Flyer Miles Calculator
Tulsa (TUL) → Washington D.C. (IAD).