Air Miles Calculator

Distance between Dallas, TX (DAL) and Washington D.C. (IAD)

Distance from Dallas to Washington D.C. (Dallas Love Field – Washington Dulles International Airport) is 1164 miles / 1873 kilometers / 1011 nautical miles.

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).

Flight duration

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.

Time Difference

Dallas
Washington D.C.

Dallas, TX

 CST

Washington D.C.

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 160 kg (352 pounds).

Airport information


A Dallas Love Field
City: Dallas, TX
Country: United States Flag of United States
IATA Code: DAL
ICAO Code: KDAL
Coordinates: 32°50′49″N, 96°51′6″W

B Washington Dulles International Airport
City: Washington D.C.
Country: United States Flag of United States
IATA Code: IAD
ICAO Code: KIAD
Coordinates: 38°56′40″N, 77°27′20″W

Map

Dallas to Washington D.C. flight map.

Frequent Flyer Miles Calculator

Dallas (DAL) → Washington D.C. (IAD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1164
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1164

Round trip?