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How far is Casper, WY, from Lewistown, MT?

The distance between Lewistown (Lewistown Municipal Airport) and Casper (Casper–Natrona County International Airport) is 322 miles / 518 kilometers / 279 nautical miles.

The driving distance from Lewistown (LWT) to Casper (CPR) is 406 miles / 654 kilometers, and travel time by car is about 8 hours 4 minutes.

Lewistown Municipal Airport – Casper–Natrona County International Airport

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322
Miles
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518
Kilometers
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279
Nautical miles

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Distance from Lewistown to Casper

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

Vincenty's formula (applied above)
  • 321.563 miles
  • 517.505 kilometers
  • 279.430 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
  • 321.521 miles
  • 517.438 kilometers
  • 279.394 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 Lewistown to Casper?

The estimated flight time from Lewistown Municipal Airport to Casper–Natrona County International Airport is 1 hour and 6 minutes.

What is the time difference between Lewistown and Casper?

There is no time difference between Lewistown and Casper.

Flight carbon footprint between Lewistown Municipal Airport (LWT) and Casper–Natrona County International Airport (CPR)

On average, flying from Lewistown to Casper generates about 72 kg of CO2 per passenger, and 72 kilograms equals 159 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Lewistown to Casper

See the map of the shortest flight path between Lewistown Municipal Airport (LWT) and Casper–Natrona County International Airport (CPR).

Airport information

Origin Lewistown Municipal Airport
City: Lewistown, MT
Country: United States Flag of United States
IATA Code: LWT
ICAO Code: KLWT
Coordinates: 47°2′57″N, 109°28′1″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