Air Miles Calculator

Distance between Wichita Falls, TX (SPS) and Washington D.C. (IAD)

Flight distance from Wichita Falls to Washington D.C. (Wichita Falls Regional Airport – Washington Dulles International Airport) is 1217 miles / 1959 kilometers / 1058 nautical miles. Estimated flight time is 2 hours 48 minutes.

Driving distance from Wichita Falls (SPS) to Washington D.C. (IAD) is 1410 miles / 2269 kilometers and travel time by car is about 24 hours 41 minutes.

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

Shortest flight path between Wichita Falls Regional Airport (SPS) and Washington Dulles International Airport (IAD).

How far is Washington D.C. from Wichita Falls?

There are several ways to calculate distances between Wichita Falls and Washington D.C.. Here are two common methods:

Vincenty's formula (applied above)
  • 1217.203 miles
  • 1958.899 kilometers
  • 1057.721 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
  • 1214.823 miles
  • 1955.069 kilometers
  • 1055.653 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 Wichita Falls Regional Airport
City: Wichita Falls, TX
Country: United States Flag of United States
IATA Code: SPS
ICAO Code: KSPS
Coordinates: 33°59′19″N, 98°29′30″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

Time difference and current local times

The time difference between Wichita Falls and Washington D.C. is 1 hour. Washington D.C. is 1 hour ahead of Wichita Falls.

Time Difference

Wichita Falls, TX

 CST

Washington D.C.

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 162 kg (357 pounds).

Frequent Flyer Miles Calculator

Wichita Falls (SPS) → Washington D.C. (IAD).

Distance:
1217
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1217

Round trip?