There are
685 mi
from Olathe, KS to Crossville, TN
That's the driving distance. It would take 12 hours 47 mins to go from Olathe, Kansas to Crossville, Tennessee.
The flight distance (direct flight from Olathe, KS to Crossville, TN) is 573.92 mi.
685 mi = 1,101.74 kms