# Distance between Casper, WY (CPR) and Santa Rosa, CA (STS)

Flight distance from Casper to Santa Rosa (Casper–Natrona County International Airport – Charles M. Schulz–Sonoma County Airport) is 909 miles / 1462 kilometers / 790 nautical miles. Estimated flight time is 2 hours 13 minutes.

Driving distance from Casper (CPR) to Santa Rosa (STS) is 1159 miles / 1865 kilometers and travel time by car is about 19 hours 36 minutes.

## Map of flight path and driving directions from Casper to Santa Rosa.

Shortest flight path between Casper–Natrona County International Airport (CPR) and Charles M. Schulz–Sonoma County Airport (STS).

## How far is Santa Rosa from Casper?

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

Vincenty's formula (applied above)
• 908.736 miles
• 1462.468 kilometers
• 789.670 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
• 906.820 miles
• 1459.385 kilometers
• 788.005 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
IATA Code: CPR
ICAO Code: KCPR
Coordinates: 42°54′28″N, 106°27′50″W

B Charles M. Schulz–Sonoma County Airport
City: Santa Rosa, CA
Country: United States
IATA Code: STS
ICAO Code: KSTS
Coordinates: 38°30′32″N, 122°48′46″W

## Time difference and current local times

The time difference between Casper and Santa Rosa is 1 hour. Santa Rosa is 1 hour behind Casper.

MDT

PDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 144 kg (318 pounds).

## Frequent Flyer Miles Calculator

Casper (CPR) → Santa Rosa (STS).

Distance:
909
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
909

Round trip?