Air Miles Calculator

Distance between Casper, WY (CPR) and Tok, AK (TKJ)

Flight distance from Casper to Tok (Casper–Natrona County International Airport – Tok Junction Airport) is 2023 miles / 3256 kilometers / 1758 nautical miles. Estimated flight time is 4 hours 19 minutes.

Driving distance from Casper (CPR) to Tok (TKJ) is 2617 miles / 4211 kilometers and travel time by car is about 47 hours 33 minutes.

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

Shortest flight path between Casper–Natrona County International Airport (CPR) and Tok Junction Airport (TKJ).

How far is Tok from Casper?

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

Vincenty's formula (applied above)
  • 2023.450 miles
  • 3256.427 kilometers
  • 1758.330 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
  • 2019.328 miles
  • 3249.794 kilometers
  • 1754.748 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 Tok Junction Airport
City: Tok, AK
Country: United States Flag of United States
IATA Code: TKJ
ICAO Code: PFTO
Coordinates: 63°19′46″N, 142°57′14″W

Time difference and current local times

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

Time Difference

Casper, WY

 MST

Tok, AK

 AKST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 220 kg (486 pounds).

Frequent Flyer Miles Calculator

Casper (CPR) → Tok (TKJ).

Distance:
2023
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2023

Round trip?