Distance between Chicago, IL (ORD) and Knoxville, TN (TYS)
Flight distance from Chicago to Knoxville (Chicago O'Hare International Airport – Knoxville McGhee Tyson Airport) is 475 miles / 764 kilometers / 412 nautical miles. Estimated flight time is 1 hour 23 minutes.
Driving distance from Chicago (ORD) to Knoxville (TYS) is 572 miles / 920 kilometers and travel time by car is about 10 hours 12 minutes.
Calculate Distance
Search by airport name, city or IATA airport code.
Multiple airports
Chicago - Knoxville
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).
Airport information
| A | Chicago O'Hare International Airport |
|---|---|
| City: | Chicago, IL |
| Country: | United States  |
| IATA Code: | ORD |
| ICAO Code: | KORD |
| Coordinates: | 41°58′42″N, 87°54′17″W |
| B | Knoxville McGhee Tyson Airport |
|---|---|
| City: | Knoxville, TN |
| Country: | United States |
| IATA Code: | TYS |
| ICAO Code: | KTYS |
| Coordinates: | 35°48′39″N, 83°59′38″W |
Time difference and current local times
The time difference between Chicago and Knoxville is 1 hour. Knoxville is 1 hour ahead of Chicago.
Time Difference
Chicago, IL
Knoxville, TN
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 95 kg (209 pounds).
Frequent Flyer Miles Calculator
Chicago (ORD) → Knoxville (TYS).
In total
Round trip?