Air Miles Calculator

Distance between Washington D.C. (IAD) and Oklahoma City, OK (OKC)

Distance from Washington Dulles International Airport to Will Rogers World Airport is 1136 miles / 1828 kilometers / 987 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 1135.856 miles
  • 1827.983 kilometers
  • 987.032 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
  • 1133.426 miles
  • 1824.073 kilometers
  • 984.920 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).

Flight duration

Estimated flight time from Washington Dulles International Airport (IAD) to Will Rogers World Airport (OKC) is 2 hours 39 minutes.

Time difference and current local times

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

Time Difference

Washington D.C.
Oklahoma City

Washington D.C.

 EST

Oklahoma City, OK

 CST

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 Will Rogers World Airport
City: Oklahoma City, OK
Country: United States Flag of United States
IATA Code: OKC
ICAO Code: KOKC
Coordinates: 35°23′35″N, 97°36′2″W

Map

Flight map from Washington D.C. to Oklahoma City.

Frequent Flyer Miles Calculator

Washington D.C. (IAD) → Oklahoma City (OKC).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1136
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1136

Round trip?