There are
779 mi
from Huntsville, AL to Allouez, WI
That's the driving distance. It would take 14 hours 55 mins to go from Huntsville, Alabama to Allouez, Wisconsin.
The flight distance (direct flight from Huntsville, AL to Allouez, WI) is 677.72 mi.
779 mi = 1,253.18 kms