Air Miles Calculator

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 14 minutes.

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 Flag of 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 Flag of 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

 CDT

Knoxville, TN

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 95 kg (210 pounds).

Frequent Flyer Miles Calculator

Chicago (ORD) → Knoxville (TYS).

Distance:
475
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
475

Round trip?