There are
1,661 mi
from Kansas City, MO to Richland, WA
That's the driving distance. It would take 1 day 4 hours to go from Kansas City, Missouri to Richland, Washington.
The flight distance (direct flight from Kansas City, MO to Richland, WA) is 1,342.38 mi.
1,661 mi = 1.61 kms