There are
1,747 mi
from St George, UT to Lyndon, KY
That's the driving distance. It would take 1 day 6 hours to go from St George, Utah to Lyndon, Kentucky.
The flight distance (direct flight from St George, UT to Lyndon, KY) is 1,526.20 mi.
1,747 mi = 1.61 kms