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)
- 1163.562 miles
- 1872.572 kilometers
- 1011.108 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
- 1161.596 miles
- 1869.407 kilometers
- 1009.399 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 Love Field (DAL) to Washington Dulles International Airport (IAD) is 2 hours 42 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 (352 pounds).
Dallas to Washington D.C. flight map.
Frequent Flyer Miles Calculator
Dallas (DAL) → Washington D.C. (IAD).