There are
2,577 mi
from Kennewick, WA to Roanoke, VA
That's the driving distance. It would take 1 day 21 hours to go from Kennewick, Washington to Roanoke, Virginia.
The flight distance (direct flight from Kennewick, WA to Roanoke, VA) is 2,089.22 mi.
2,577 mi = 4,146.54 kms