There are
585 mi
from Olathe, KS to Wauwatosa, WI
That's the driving distance. It would take 10 hours 52 mins to go from Olathe, Kansas to Wauwatosa, Wisconsin.
The flight distance (direct flight from Olathe, KS to Wauwatosa, WI) is 457.15 mi.
585 mi = 942.20 kms