There are
1,565 mi
from St George, UT to Taylorville, IL
That's the driving distance. It would take 1 day 3 hours to go from St George, Utah to Taylorville, Illinois.
The flight distance (direct flight from St George, UT to Taylorville, IL) is 1,323.11 mi.
1,565 mi = 1.61 kms