There are
923 mi
from Danbury, CT to West Allis, WI
That's the driving distance. It would take 17 hours 22 mins to go from Danbury, Connecticut to West Allis, Wisconsin.
The flight distance (direct flight from Danbury, CT to West Allis, WI) is 752.22 mi.
923 mi = 1,485.00 kms