There are
1,081 mi
from Olathe, KS to Kaysville, UT
That's the driving distance. It would take 18 hours 32 mins to go from Olathe, Kansas to Kaysville, Utah.
The flight distance (direct flight from Olathe, KS to Kaysville, UT) is 917.27 mi.
1,081 mi = 1.61 kms