How far is Casper, WY, from Seattle, WA?
The distance between Seattle (Seattle–Tacoma International Airport) and Casper (Casper–Natrona County International Airport) is 833 miles / 1341 kilometers / 724 nautical miles.
The driving distance from Seattle (SEA) to Casper (CPR) is 1105 miles / 1779 kilometers, and travel time by car is about 19 hours 20 minutes.
Seattle–Tacoma International Airport – Casper–Natrona County International Airport
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Distance from Seattle to Casper
There are several ways to calculate the distance from Seattle to Casper. Here are two standard 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 planet.
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).
How long does it take to fly from Seattle to Casper?
The estimated flight time from Seattle–Tacoma International Airport to Casper–Natrona County International Airport is 2 hours and 4 minutes.
What is the time difference between Seattle and Casper?
The time difference between Seattle and Casper is 1 hour. Casper is 1 hour ahead of Seattle.
Flight carbon footprint between Seattle–Tacoma International Airport (SEA) and Casper–Natrona County International Airport (CPR)
On average, flying from Seattle to Casper generates about 138 kg of CO2 per passenger, and 138 kilograms equals 304 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Seattle to Casper
See the map of the shortest flight path between Seattle–Tacoma International Airport (SEA) and Casper–Natrona County International Airport (CPR).
Airport information
| Origin | Seattle–Tacoma International Airport |
|---|---|
| City: | Seattle, WA |
| Country: | United States  |
| IATA Code: | SEA |
| ICAO Code: | KSEA |
| Coordinates: | 47°26′56″N, 122°18′32″W |
| Destination | 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 |