Distance from Marietta, OH to Knoxville, TN is 398Miles or 640 Km. You can get this distance about 6 hours 3 mins. If you want to planning travel with plane for 275 Miles or 442 Km, You can get this distance about 1 hours 5 mins .
A car with an average MPG will needs 18.43 gallons of gas to get the route between these points.
The estimated cost of gas to get between Marietta, OH and Knoxville, TN is $41.84.
During the route, an average car will release 361.08 pounds of CO2 to the atmosphere. Your carbon footprint is 0.91 pounds of CO2 per mile.
* Average US MPG used for calculations is 21.6 MPG.
* Average US gas price used for calculation is 2.27 per gallon.