There are
2,509 mi
from Porterville, CA to Roanoke, VA
That's the driving distance. It would take 1 day 19 hours to go from Porterville, California to Roanoke, Virginia.
The flight distance (direct flight from Porterville, CA to Roanoke, VA) is 2,151.70 mi.
2,509 mi = 4,037.54 kms