There are
214 mi
from Lexington, KY to Mt Juliet, TN
That's the driving distance. It would take 4 hours 6 mins to go from Lexington, Kentucky to Mt Juliet, Tennessee.
The flight distance (direct flight from Lexington, KY to Mt Juliet, TN) is 168.79 mi.
214 mi = 344.11 kms