Air Miles Calculator

Distance between Sioux City, IA (SUX) and Casper, WY (CPR)

Flight distance from Sioux City to Casper (Sioux Gateway Airport – Casper–Natrona County International Airport) is 514 miles / 828 kilometers / 447 nautical miles. Estimated flight time is 1 hour 28 minutes.

Driving distance from Sioux City (SUX) to Casper (CPR) is 570 miles / 917 kilometers and travel time by car is about 10 hours 44 minutes.

Map of flight path and driving directions from Sioux City to Casper.

Shortest flight path between Sioux Gateway Airport (SUX) and Casper–Natrona County International Airport (CPR).

How far is Casper from Sioux City?

There are several ways to calculate distances between Sioux City and Casper. Here are two common methods:

Vincenty's formula (applied above)
  • 514.424 miles
  • 827.886 kilometers
  • 447.023 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
  • 513.068 miles
  • 825.703 kilometers
  • 445.844 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 Sioux Gateway Airport
City: Sioux City, IA
Country: United States Flag of United States
IATA Code: SUX
ICAO Code: KSUX
Coordinates: 42°24′9″N, 96°23′3″W

B Casper–Natrona County International Airport
City: Casper, WY
Country: United States Flag of United States
IATA Code: CPR
ICAO Code: KCPR
Coordinates: 42°54′28″N, 106°27′50″W

Time difference and current local times

The time difference between Sioux City and Casper is 1 hour. Casper is 1 hour behind Sioux City.

Time Difference

Sioux City, IA

 CST

Casper, WY

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 101 kg (222 pounds).

Frequent Flyer Miles Calculator

Sioux City (SUX) → Casper (CPR).

Distance:
514
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
514

Round trip?