Air Miles Calculator

Distance between Casper, WY (CPR) and Seattle, WA (SEA)

Distance from Casper to Seattle (Casper–Natrona County International Airport – Seattle–Tacoma International Airport) is 833 miles / 1341 kilometers / 724 nautical miles.

How far is Seattle from Casper?

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

Vincenty's formula (applied above)
  • 833.088 miles
  • 1340.726 kilometers
  • 723.934 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
  • 831.151 miles
  • 1337.608 kilometers
  • 722.250 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).

Flight duration

Estimated flight time from Casper–Natrona County International Airport (CPR) to Seattle–Tacoma International Airport (SEA) is 2 hours 4 minutes.

Time difference and current local times

The time difference between Casper and Seattle is 1 hour. Seattle is 1 hour behind Casper.

Time Difference

Casper
Seattle

Casper, WY

 MST

Seattle, WA

 PST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 138 kg (304 pounds).

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 Seattle–Tacoma International Airport
City: Seattle, WA
Country: United States Flag of United States
IATA Code: SEA
ICAO Code: KSEA
Coordinates: 47°26′56″N, 122°18′32″W

Map

Casper to Seattle flight map.

Frequent Flyer Miles Calculator

Casper (CPR) → Seattle (SEA).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
833
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
833

Round trip?