There are
1,589 mi
from Riverside, CA to Leawood, KS
That's the driving distance. It would take 1 day 3 hours to go from Riverside, California to Leawood, Kansas.
The flight distance (direct flight from Riverside, CA to Leawood, KS) is 1,308.47 mi.
1,589 mi = 1.61 kms