There are
1,657 mi
from Layton, UT to Spring Hill, TN
That's the driving distance. It would take 1 day 5 hours to go from Layton, Utah to Spring Hill, Tennessee.
The flight distance (direct flight from Layton, UT to Spring Hill, TN) is 1,399.14 mi.
1,657 mi = 2,667.29 kms