Map of flight path and driving directions from Chicago to Knoxville.
Shortest flight path between Chicago O'Hare International Airport (ORD) and Knoxville McGhee Tyson Airport (TYS).
How far is Knoxville from Chicago?
There are several ways to calculate distances between Chicago and Knoxville. Here are two common methods:Vincenty's formula (applied above)
- 474.673 miles
- 763.912 kilometers
- 412.480 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
- 475.069 miles
- 764.550 kilometers
- 412.824 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 Knoxville is 1 hour. Knoxville is 1 hour ahead of Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 95 kg (209 pounds).
Frequent Flyer Miles Calculator
Chicago (ORD) → Knoxville (TYS).