Distance between Casper, WY (CPR) and Lewistown, MT (LWT)
Flight distance from Casper to Lewistown (Casper–Natrona County International Airport – Lewistown Municipal Airport) is 322 miles / 518 kilometers / 279 nautical miles. Estimated flight time is 1 hour 6 minutes.
Driving distance from Casper (CPR) to Lewistown (LWT) is 406 miles / 654 kilometers and travel time by car is about 7 hours 33 minutes.
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Multiple airports
Casper - Lewistown
Map of flight path and driving directions from Casper to Lewistown.
Shortest flight path between Casper–Natrona County International Airport (CPR) and Lewistown Municipal Airport (LWT).
How far is Lewistown from Casper?
There are several ways to calculate distances between Casper and Lewistown. Here are two common 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 earth.
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).
Airport information
| A | Casper–Natrona County International Airport |
|---|---|
| City: | Casper, WY |
| Country: | United States  |
| IATA Code: | CPR |
| ICAO Code: | KCPR |
| Coordinates: | 42°54′28″N, 106°27′50″W |
| B | Lewistown Municipal Airport |
|---|---|
| City: | Lewistown, MT |
| Country: | United States |
| IATA Code: | LWT |
| ICAO Code: | KLWT |
| Coordinates: | 47°2′57″N, 109°28′1″W |
Time difference and current local times
There is no time difference between Casper and Lewistown.
Time Difference
Casper, WY
Lewistown, MT
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 72 kg (159 pounds).
Frequent Flyer Miles Calculator
Casper (CPR) → Lewistown (LWT).
In total
Round trip?