Miles between Knoxville, TN and Portsmouth, NH

There are
969 mi
from Knoxville, TN to Portsmouth, NH

That's the driving distance. It would take 18 hours 47 mins to go from Knoxville, Tennessee to Portsmouth, New Hampshire.

The flight distance (direct flight from Knoxville, TN to Portsmouth, NH) is 854.69 mi.

969 mi = 1,560.14 kms