There are
1,718 mi
from St George, UT to Manitowoc, WI
That's the driving distance. It would take 1 day 6 hours to go from St George, Utah to Manitowoc, Wisconsin.
The flight distance (direct flight from St George, UT to Manitowoc, WI) is 1,436.01 mi.
1,718 mi = 1.61 kms