There are
925 mi
from Greeley, CO to Waunakee, WI
That's the driving distance. It would take 17 hours 13 mins to go from Greeley, Colorado to Waunakee, Wisconsin.
The flight distance (direct flight from Greeley, CO to Waunakee, WI) is 807.26 mi.
925 mi = 1,487.87 kms