How far is Casper, WY, from Portland, OR?
The distance between Portland (Portland International Airport) and Casper (Casper–Natrona County International Airport) is 820 miles / 1320 kilometers / 713 nautical miles.
The driving distance from Portland (PDX) to Casper (CPR) is 1130 miles / 1819 kilometers, and travel time by car is about 20 hours 10 minutes.
Portland International Airport – Casper–Natrona County International Airport
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Distance from Portland to Casper
There are several ways to calculate the distance from Portland to Casper. Here are two standard methods:
Vincenty's formula (applied above)- 820.301 miles
- 1320.147 kilometers
- 712.822 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- 818.193 miles
- 1316.754 kilometers
- 710.990 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 Portland to Casper?
The estimated flight time from Portland International Airport to Casper–Natrona County International Airport is 2 hours and 3 minutes.
What is the time difference between Portland and Casper?
The time difference between Portland and Casper is 1 hour. Casper is 1 hour ahead of Portland.
Flight carbon footprint between Portland International Airport (PDX) and Casper–Natrona County International Airport (CPR)
On average, flying from Portland to Casper generates about 137 kg of CO2 per passenger, and 137 kilograms equals 301 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Portland to Casper
See the map of the shortest flight path between Portland International Airport (PDX) and Casper–Natrona County International Airport (CPR).
Airport information
| Origin | Portland International Airport |
|---|---|
| City: | Portland, OR |
| Country: | United States  |
| IATA Code: | PDX |
| ICAO Code: | KPDX |
| Coordinates: | 45°35′19″N, 122°35′52″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 |