There are
395 mi
from Rochester Hills, MI to Ashwaubenon, WI
That's the driving distance. It would take 8 hours 24 mins to go from Rochester Hills, Michigan to Ashwaubenon, Wisconsin.
The flight distance (direct flight from Rochester Hills, MI to Ashwaubenon, WI) is 276.60 mi.
395 mi = 636.49 kms