Shortest distance between Chattanooga and Knoxville is 100.5 miles (161.74 km).
Flight distance from Chattanooga, TN to Knoxville, TN is 100.5 miles. Estimated flight time is 00 hours 13 minutes.
It takes 00 hours 12 minutes to travel from Chattanooga to Knoxville with an airplane (average speed of 550 miles).
The driving distance from Chattanooga, Tennessee to Knoxville, Tennessee is: 112.33 miles (180.78 km) by car.
Driving from Chattanooga to Knoxville will take approximately 01 hours 42 minutes.
The distance between Chattanooga and Knoxville is 181 km if you choose to drive by road. You can go 02 hours 00 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.
There is no time difference between Chattanooga and Knoxville. The current time is 21:53:19.
|Average Speed||Travel Time|
|30 mph (48.3 km/h)||03 hours 44 minutes|
|40 mph (64.37 km/h)||02 hours 48 minutes|
|50 mph (80.47 km/h)||02 hours 14 minutes|
|60 mph (96.56 km/h)||01 hours 52 minutes|
|70 mph (112.65 km/h)||01 hours 36 minutes|
|75 mph (120.7 km/h)||01 hours 29 minutes|
|80 mph (128.75 km/h)||01 hours 24 minutes|
A car with a fuel efficiency of 8.3 l/100 km will need 15 liters (3.96 gallon) of gas to cover the route between Chattanooga and Knoxville.
The estimated cost of gas to go from Chattanooga to Knoxville is $12.62 (diesel $13.42).
Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.
The average gas price per gallon of daily gas for calculations is $3.184 (Diesel $3.385) /gallon. Last changed prices on September 27, 2021.
The place names are translated into coordinates to approximate the distance between Chattanooga and Knoxville (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.