Distance from Mason City, IA to Knoxville, IA is 158Miles or 254 Km. You can get this distance about 2 hours 29 mins. If you want to planning travel with plane for 127 Miles or 205 Km, You can get this distance about 46 mins .
A car with an average MPG will needs 7.31 gallons of gas to get the route between these points.
The estimated cost of gas to get between Mason City, IA and Knoxville, IA is $16.59.
During the route, an average car will release 143.22 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.