There are
562 mi
from Waukesha, WI to Grain Valley, MO
That's the driving distance. It would take 10 hours 26 mins to go from Waukesha, Wisconsin to Grain Valley, Missouri.
The flight distance (direct flight from Waukesha, WI to Grain Valley, MO) is 415.78 mi.
562 mi = 904.06 kms