Air Miles Calculator

Distance between Wichita Falls, TX (SPS) and Decatur, IL (DEC)

Distance from Wichita Falls to Decatur (Wichita Falls Municipal Airport – Decatur Airport) is 668 miles / 1074 kilometers / 580 nautical miles.

How far is Decatur from Wichita Falls?

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

Vincenty's formula (applied above)
  • 667.620 miles
  • 1074.431 kilometers
  • 580.146 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
  • 667.116 miles
  • 1073.619 kilometers
  • 579.708 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 Wichita Falls Municipal Airport (SPS) to Decatur Airport (DEC) is 1 hour 45 minutes.

Time difference and current local times

There is no time difference between Wichita Falls and Decatur.

Time Difference

Wichita Falls
Decatur

Wichita Falls, TX

 CST

Decatur, IL

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 121 kg (267 pounds).

Airport information


A Wichita Falls Municipal 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 Decatur Airport
City: Decatur, IL
Country: United States Flag of United States
IATA Code: DEC
ICAO Code: KDEC
Coordinates: 39°50′4″N, 88°51′56″W

Map

Wichita Falls to Decatur flight map.

Frequent Flyer Miles Calculator

Wichita Falls (SPS) → Decatur (DEC).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
668
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
668

Round trip?