There are
2,247 mi
from Sunnyvale, CA to De Pere, WI
That's the driving distance. It would take 1 day 15 hours to go from Sunnyvale, California to De Pere, Wisconsin.
The flight distance (direct flight from Sunnyvale, CA to De Pere, WI) is 1,825.82 mi.
2,247 mi = 3.22 kms