There are
1,633 mi
from Layton, UT to Piqua, OH
That's the driving distance. It would take 1 day 5 hours to go from Layton, Utah to Piqua, Ohio.
The flight distance (direct flight from Layton, UT to Piqua, OH) is 1,449.85 mi.
1,633 mi = 2,628.15 kms