Map of flight path and driving directions from Chicago to Laramie.
Shortest flight path between Chicago O'Hare International Airport (ORD) and Laramie Regional Airport (LAR).
How far is Laramie from Chicago?
There are several ways to calculate distances between Chicago and Laramie. Here are two common methods:Vincenty's formula (applied above)
- 919.389 miles
- 1479.613 kilometers
- 798.927 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
- 917.012 miles
- 1475.788 kilometers
- 796.862 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).
Time difference and current local times
The time difference between Chicago and Laramie is 1 hour. Laramie is 1 hour behind Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 145 kg (320 pounds).
Frequent Flyer Miles Calculator
Chicago (ORD) → Laramie (LAR).