There are
1,621 mi
from St George, UT to Watertown, WI
That's the driving distance. It would take 1 day 4 hours to go from St George, Utah to Watertown, Wisconsin.
The flight distance (direct flight from St George, UT to Watertown, WI) is 1,372.46 mi.
1,621 mi = 1.61 kms