There are
1,859 mi
from Las Vegas, NV to Clarksville, IN
That's the driving distance. It would take 1 day 8 hours to go from Las Vegas, Nevada to Clarksville, Indiana.
The flight distance (direct flight from Las Vegas, NV to Clarksville, IN) is 1,619.94 mi.
1,859 mi = 1.61 kms