There are
1,571 mi
from Rialto, CA to Leavenworth, KS
That's the driving distance. It would take 1 day 3 hours to go from Rialto, California to Leavenworth, Kansas.
The flight distance (direct flight from Rialto, CA to Leavenworth, KS) is 1,290.49 mi.
1,571 mi = 1.61 kms