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How far is Casper, WY, from Eau Claire, WI?

The distance between Eau Claire (Chippewa Valley Regional Airport) and Casper (Casper–Natrona County International Airport) is 759 miles / 1221 kilometers / 660 nautical miles.

The driving distance from Eau Claire (EAU) to Casper (CPR) is 917 miles / 1476 kilometers, and travel time by car is about 16 hours 35 minutes.

Chippewa Valley Regional Airport – Casper–Natrona County International Airport

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759
Miles
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1221
Kilometers
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660
Nautical miles

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Distance from Eau Claire to Casper

There are several ways to calculate the distance from Eau Claire to Casper. Here are two standard methods:

Vincenty's formula (applied above)
  • 758.941 miles
  • 1221.397 kilometers
  • 659.502 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula
  • 756.957 miles
  • 1218.204 kilometers
  • 657.778 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).

How long does it take to fly from Eau Claire to Casper?

The estimated flight time from Chippewa Valley Regional Airport to Casper–Natrona County International Airport is 1 hour and 56 minutes.

Flight carbon footprint between Chippewa Valley Regional Airport (EAU) and Casper–Natrona County International Airport (CPR)

On average, flying from Eau Claire to Casper generates about 131 kg of CO2 per passenger, and 131 kilograms equals 288 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Eau Claire to Casper

See the map of the shortest flight path between Chippewa Valley Regional Airport (EAU) and Casper–Natrona County International Airport (CPR).

Airport information

Origin Chippewa Valley Regional Airport
City: Eau Claire, WI
Country: United States Flag of United States
IATA Code: EAU
ICAO Code: KEAU
Coordinates: 44°51′56″N, 91°29′3″W
Destination 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