There are
1,686 mi
from Appleton, WI to St George, UT
That's the driving distance. It would take 1 day 5 hours to go from Appleton, Wisconsin to St George, Utah.
The flight distance (direct flight from Appleton, WI to St George, UT) is 1,401.55 mi.
1,686 mi = 1.61 kms