Map of flight path and driving directions from Casper to St Louis.
Shortest flight path between Casper–Natrona County International Airport (CPR) and St. Louis Lambert International Airport (STL).
How far is St Louis from Casper?
There are several ways to calculate distances between Casper and St Louis. Here are two common methods:Vincenty's formula (applied above)
- 889.351 miles
- 1431.272 kilometers
- 772.825 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
- 887.443 miles
- 1428.201 kilometers
- 771.167 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).
|A||Casper–Natrona County International Airport|
|B||St. Louis Lambert International Airport|
|City:||St Louis, MO|
Time difference and current local times
The time difference between Casper and St Louis is 1 hour. St Louis is 1 hour ahead of Casper.
St Louis, MO
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 143 kg (315 pounds).
Frequent Flyer Miles Calculator
Casper (CPR) → St Louis (STL).