There are
440 mi
from Roanoke, VA to Radcliff, KY
That's the driving distance. It would take 8 hours 40 mins to go from Roanoke, Virginia to Radcliff, Kentucky.
The flight distance (direct flight from Roanoke, VA to Radcliff, KY) is 331.35 mi.
440 mi = 707.66 kms