There are
794 mi
from Olathe, KS to Saginaw, MI
That's the driving distance. It would take 14 hours 59 mins to go from Olathe, Kansas to Saginaw, Michigan.
The flight distance (direct flight from Olathe, KS to Saginaw, MI) is 645.81 mi.
794 mi = 1,278.49 kms