Air Miles Calculator

Distance between Wichita Falls, TX (SPS) and Unalaska, AK (DUT)

Flight distance from Wichita Falls to Unalaska (Wichita Falls Regional Airport – Unalaska Airport) is 3506 miles / 5642 kilometers / 3047 nautical miles. Estimated flight time is 7 hours 8 minutes.

Map of flight path from Wichita Falls to Unalaska.

Shortest flight path between Wichita Falls Regional Airport (SPS) and Unalaska Airport (DUT).

How far is Unalaska from Wichita Falls?

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

Vincenty's formula (applied above)
  • 3505.969 miles
  • 5642.311 kilometers
  • 3046.604 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
  • 3498.403 miles
  • 5630.135 kilometers
  • 3040.030 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 Unalaska Airport
City: Unalaska, AK
Country: United States Flag of United States
IATA Code: DUT
ICAO Code: PADU
Coordinates: 53°54′0″N, 166°32′38″W

Time difference and current local times

The time difference between Wichita Falls and Unalaska is 4 hours. Unalaska is 4 hours behind Wichita Falls.

Time Difference

Wichita Falls, TX

 CST

Unalaska, AK

 HST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 395 kg (872 pounds).

Frequent Flyer Miles Calculator

Wichita Falls (SPS) → Unalaska (DUT).

Distance:
3506
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
3506

Round trip?