There are
1,939 mi
from Rancho Cucamonga, CA to Sun Prairie, WI
That's the driving distance. It would take 1 day 10 hours to go from Rancho Cucamonga, California to Sun Prairie, Wisconsin.
The flight distance (direct flight from Rancho Cucamonga, CA to Sun Prairie, WI) is 1,644.82 mi.
1,939 mi = 1.61 kms