How far is Washington D.C. from Dallas?
There are several ways to calculate distances between Dallas and Washington D.C.. Here are two common methods:Vincenty's formula (applied above)
- 1171.721 miles
- 1885.703 kilometers
- 1018.198 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
- 1169.719 miles
- 1882.481 kilometers
- 1016.458 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).
Estimated flight time from Dallas/Fort Worth International Airport (DFW) to Washington Dulles International Airport (IAD) is 2 hours 43 minutes.
Time difference and current local times
The time difference between Dallas and Washington D.C. is 1 hour. Washington D.C. is 1 hour ahead of Dallas.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 160 kg (353 pounds).
|A||Dallas/Fort Worth International Airport|
|B||Washington Dulles International Airport|
Dallas to Washington D.C. flight map.
Frequent Flyer Miles Calculator
Dallas (DFW) → Washington D.C. (IAD).