There are
1,803 mi
from Kennewick, WA to Chickasha, OK
That's the driving distance. It would take 1 day 6 hours to go from Kennewick, Washington to Chickasha, Oklahoma.
The flight distance (direct flight from Kennewick, WA to Chickasha, OK) is 1,345.97 mi.
1,803 mi = 2,901.77 kms