Air Miles Calculator

Distance between Casper, WY (CPR) and Ketchikan, AK (KTN)

Flight distance from Casper to Ketchikan (Casper–Natrona County International Airport – Ketchikan International Airport) is 1419 miles / 2283 kilometers / 1233 nautical miles. Estimated flight time is 3 hours 11 minutes.

Driving distance from Casper (CPR) to Ketchikan (KTN) is 1862 miles / 2997 kilometers and travel time by car is about 39 hours 17 minutes.

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

Shortest flight path between Casper–Natrona County International Airport (CPR) and Ketchikan International Airport (KTN).

How far is Ketchikan from Casper?

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

Vincenty's formula (applied above)
  • 1418.639 miles
  • 2283.077 kilometers
  • 1232.763 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
  • 1415.858 miles
  • 2278.602 kilometers
  • 1230.347 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 Flag of United States
IATA Code: CPR
ICAO Code: KCPR
Coordinates: 42°54′28″N, 106°27′50″W

B Ketchikan International Airport
City: Ketchikan, AK
Country: United States Flag of United States
IATA Code: KTN
ICAO Code: PAKT
Coordinates: 55°21′19″N, 131°42′38″W

Time difference and current local times

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

Time Difference

Casper, WY

 MST

Ketchikan, AK

 AKST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 174 kg (384 pounds).

Frequent Flyer Miles Calculator

Casper (CPR) → Ketchikan (KTN).

Distance:
1419
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1419

Round trip?