There are
2,398 mi
from Roanoke, VA to Rialto, CA
That's the driving distance. It would take 1 day 17 hours to go from Roanoke, Virginia to Rialto, California.
The flight distance (direct flight from Roanoke, VA to Rialto, CA) is 2,098.08 mi.
2,398 mi = 3,858.67 kms