There are
804 mi
from Mt Vernon, NY to Campbellsville, KY
That's the driving distance. It would take 15 hours 18 mins to go from Mt Vernon, New York to Campbellsville, Kentucky.
The flight distance (direct flight from Mt Vernon, NY to Campbellsville, KY) is 663.46 mi.
804 mi = 1,294.47 kms