Air Miles Calculator

Distance between Wichita Falls, TX (SPS) and Fort Smith, AR (FSM)

Distance from Wichita Falls to Fort Smith (Wichita Falls Municipal Airport – Fort Smith Regional Airport) is 253 miles / 407 kilometers / 219 nautical miles.

How far is Fort Smith from Wichita Falls?

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

Vincenty's formula (applied above)
  • 252.590 miles
  • 406.505 kilometers
  • 219.495 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
  • 252.190 miles
  • 405.861 kilometers
  • 219.147 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 Fort Smith Regional Airport (FSM) is 58 minutes.

Time difference and current local times

There is no time difference between Wichita Falls and Fort Smith.

Time Difference

Wichita Falls
Fort Smith

Wichita Falls, TX

 CDT

Fort Smith, AR

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 60 kg (132 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 Fort Smith Regional Airport
City: Fort Smith, AR
Country: United States Flag of United States
IATA Code: FSM
ICAO Code: KFSM
Coordinates: 35°20′11″N, 94°22′2″W

Wichita Falls to Fort Smith flight path

Shortest flight path between Wichita Falls Municipal Airport (SPS) and Fort Smith Regional Airport (FSM).

Frequent Flyer Miles Calculator

Wichita Falls (SPS) → Fort Smith (FSM).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
253
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
253

Round trip?