There are
2,268 mi
from Kennewick, WA to Columbus, OH
That's the driving distance. It would take 1 day 15 hours to go from Kennewick, Washington to Columbus, Ohio.
The flight distance (direct flight from Kennewick, WA to Columbus, OH) is 1,856.80 mi.
2,268 mi = 3,650.37 kms