Air Miles Calculator

Distance between Casper, WY (CPR) and Lopez, WA (LPS)

Flight distance from Casper to Lopez (Casper–Natrona County International Airport – Lopez Island Airport) is 883 miles / 1421 kilometers / 767 nautical miles. Estimated flight time is 2 hours 10 minutes.

Driving distance from Casper (CPR) to Lopez (LPS) is 1196 miles / 1925 kilometers and travel time by car is about 20 hours 35 minutes.

Map of flight path and driving directions from Casper to Lopez.

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

How far is Lopez from Casper?

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

Vincenty's formula (applied above)
  • 882.960 miles
  • 1420.986 kilometers
  • 767.271 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
  • 881.013 miles
  • 1417.853 kilometers
  • 765.579 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 Flag of United States
IATA Code: CPR
ICAO Code: KCPR
Coordinates: 42°54′28″N, 106°27′50″W

B Lopez Island Airport
City: Lopez, WA
Country: United States Flag of United States
IATA Code: LPS
ICAO Code: S31
Coordinates: 48°29′2″N, 122°56′16″W

Time difference and current local times

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

Time Difference

Casper, WY

 MST

Lopez, WA

 PST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 142 kg (313 pounds).

Frequent Flyer Miles Calculator

Casper (CPR) → Lopez (LPS).

Distance:
883
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
883

Round trip?