There are
2,244 mi
from Roanoke, VA to Las Vegas, NV
That's the driving distance. It would take 1 day 15 hours to go from Roanoke, Virginia to Las Vegas, Nevada.
The flight distance (direct flight from Roanoke, VA to Las Vegas, NV) is 1,943.61 mi.
2,244 mi = 3.22 kms