There are
755 mi
from Roanoke, VA to Waukesha, WI
That's the driving distance. It would take 15 hours 7 mins to go from Roanoke, Virginia to Waukesha, Wisconsin.
The flight distance (direct flight from Roanoke, VA to Waukesha, WI) is 590.27 mi.
755 mi = 1,215.84 kms