Air Miles Calculator

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

Distance from Oklahoma City (Will Rogers World Airport) to Washington D.C. (Washington Dulles International 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 Will Rogers World Airport (OKC) to Washington Dulles International Airport (IAD) is 2 hours 39 minutes.

Time difference and current local times

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

Time Difference

Oklahoma City
Washington D.C.

Oklahoma City, OK

 CDT

Washington D.C.

 EDT

Airport information


A 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

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

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

Frequent Flyer Miles Calculator

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

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?