There are
1,721 mi
from Kansas City, MO to Yakima, WA
That's the driving distance. It would take 1 day 5 hours to go from Kansas City, Missouri to Yakima, Washington.
The flight distance (direct flight from Kansas City, MO to Yakima, WA) is 1,403.92 mi.
1,721 mi = 1.61 kms