Map of flight path and driving directions from Chicago to Lethbridge.
Shortest flight path between Chicago O'Hare International Airport (ORD) and Lethbridge Airport (YQL).
How far is Lethbridge from Chicago?
There are several ways to calculate distances between Chicago and Lethbridge. Here are two common methods:Vincenty's formula (applied above)
- 1305.583 miles
- 2101.132 kilometers
- 1134.521 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
- 1302.584 miles
- 2096.305 kilometers
- 1131.914 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 Lethbridge is 1 hour. Lethbridge is 1 hour behind Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 167 kg (369 pounds).
Frequent Flyer Miles Calculator
Chicago (ORD) → Lethbridge (YQL).