Air Miles Calculator

Distance between Houston, TX (HOU) and Casper, WY (CPR)

Flight distance from Houston to Casper (Houston William P. Hobby Airport – Casper–Natrona County International Airport) is 1105 miles / 1778 kilometers / 960 nautical miles. Estimated flight time is 2 hours 35 minutes.

Driving distance from Houston (HOU) to Casper (CPR) is 1323 miles / 2129 kilometers and travel time by car is about 22 hours 39 minutes.

Map of flight path and driving directions from Houston to Casper.

Shortest flight path between Houston William P. Hobby Airport (HOU) and Casper–Natrona County International Airport (CPR).

How far is Casper from Houston?

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

Vincenty's formula (applied above)
  • 1105.070 miles
  • 1778.438 kilometers
  • 960.280 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
  • 1105.842 miles
  • 1779.680 kilometers
  • 960.950 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 Houston William P. Hobby Airport
City: Houston, TX
Country: United States Flag of United States
IATA Code: HOU
ICAO Code: KHOU
Coordinates: 29°38′43″N, 95°16′44″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 Houston and Casper is 1 hour. Casper is 1 hour behind Houston.

Time Difference

Houston, TX

 CST

Casper, WY

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 157 kg (346 pounds).

Frequent Flyer Miles Calculator

Houston (HOU) → Casper (CPR).

Distance:
1105
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1105

Round trip?