There are
955 mi
from Roanoke, VA to Leavenworth, KS
That's the driving distance. It would take 18 hours 23 mins to go from Roanoke, Virginia to Leavenworth, Kansas.
The flight distance (direct flight from Roanoke, VA to Leavenworth, KS) is 823.55 mi.
955 mi = 1,537.03 kms