The distance between Knoxville to Piedmont Triad International Airport (GSO) is 450 Mi by road. You can also find the distance from Knoxville to Piedmont Triad International Airport (GSO) using other travel options like bus, subway, tram, train and rail. Apart from the trip distance, refer
Directions from Knoxville to Piedmont Triad International Airport (GSO) for road driving directions!