Air Miles Calculator

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

Flight distance from Washington D.C. to Dallas (Washington Dulles International Airport – Dallas/Fort Worth International Airport) is 1172 miles / 1886 kilometers / 1018 nautical miles. Estimated flight time is 2 hours 43 minutes.

Driving distance from Washington D.C. (IAD) to Dallas (DFW) is 1333 miles / 2145 kilometers and travel time by car is about 22 hours 50 minutes.

Map of flight path and driving directions from Washington D.C. to Dallas.

Shortest flight path between Washington Dulles International Airport (IAD) and Dallas/Fort Worth International Airport (DFW).

How far is Dallas from Washington D.C.?

There are several ways to calculate distances between Washington D.C. and Dallas. 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).

Airport information


A 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

B Dallas/Fort Worth International Airport
City: Dallas, TX
Country: United States Flag of United States
IATA Code: DFW
ICAO Code: KDFW
Coordinates: 32°53′48″N, 97°2′16″W

Time difference and current local times

The time difference between Washington D.C. and Dallas is 1 hour. Dallas is 1 hour behind Washington D.C..

Time Difference

Washington D.C.

 EDT

Dallas, TX

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 160 kg (353 pounds).

Frequent Flyer Miles Calculator

Washington D.C. (IAD) → Dallas (DFW).

Distance:
1172
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1172

Round trip?