Miles between Knoxville, TN and Herndon, VA

There are
474 mi
from Knoxville, TN to Herndon, VA

That's the driving distance. It would take 8 hours 43 mins to go from Knoxville, Tennessee to Herndon, Virginia.

The flight distance (direct flight from Knoxville, TN to Herndon, VA) is 414.14 mi.

474 mi = 763.12 kms