# Distance between Casper, WY (CPR) and Marshall, AK (MLL)

Flight distance from Casper to Marshall (Casper–Natrona County International Airport – Marshall Don Hunter Sr. Airport) is 2582 miles / 4156 kilometers / 2244 nautical miles. Estimated flight time is 5 hours 23 minutes.

Driving distance from Casper (CPR) to Marshall (MLL) is 3626 miles / 5836 kilometers and travel time by car is about 136 hours 57 minutes.

## Map of flight path and driving directions from Casper to Marshall.

Shortest flight path between Casper–Natrona County International Airport (CPR) and Marshall Don Hunter Sr. Airport (MLL).

## How far is Marshall from Casper?

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

Vincenty's formula (applied above)
• 2582.252 miles
• 4155.731 kilometers
• 2243.915 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
• 2575.719 miles
• 4145.218 kilometers
• 2238.239 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 Marshall Don Hunter Sr. Airport
City: Marshall, AK
Country: United States
IATA Code: MLL
Coordinates: 61°51′51″N, 162°1′33″W

## Time difference and current local times

The time difference between Casper and Marshall is 2 hours. Marshall is 2 hours behind Casper.

MDT

AKDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 285 kg (628 pounds).

## Frequent Flyer Miles Calculator

Casper (CPR) → Marshall (MLL).

Distance:
2582
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
2582

Round trip?