There are
1,941 mi
from Diamond Bar, CA to Waunakee, WI
That's the driving distance. It would take 1 day 10 hours to go from Diamond Bar, California to Waunakee, Wisconsin.
The flight distance (direct flight from Diamond Bar, CA to Waunakee, WI) is 1,646.49 mi.
1,941 mi = 3,123.49 kms