# Distance between Casper, WY (CPR) and Eastsound, WA (ESD)

Flight distance from Casper to Eastsound (Casper–Natrona County International Airport – Orcas Island Airport) is 887 miles / 1428 kilometers / 771 nautical miles. Estimated flight time is 2 hours 10 minutes.

Driving distance from Casper (CPR) to Eastsound (ESD) is 1202 miles / 1934 kilometers and travel time by car is about 21 hours 0 minutes.

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

Shortest flight path between Casper–Natrona County International Airport (CPR) and Orcas Island Airport (ESD).

## How far is Eastsound from Casper?

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

Vincenty's formula (applied above)
• 887.102 miles
• 1427.653 kilometers
• 770.871 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
• 885.179 miles
• 1424.557 kilometers
• 769.199 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 Orcas Island Airport
City: Eastsound, WA
Country: United States
IATA Code: ESD
ICAO Code: KORS
Coordinates: 48°42′29″N, 122°54′36″W

## Time difference and current local times

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

MDT

PDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 142 kg (314 pounds).

## Frequent Flyer Miles Calculator

Casper (CPR) → Eastsound (ESD).

Distance:
887
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
887

Round trip?