There are
1,742 mi
from Las Vegas, NV to Watertown, WI
That's the driving distance. It would take 1 day 6 hours to go from Las Vegas, Nevada to Watertown, Wisconsin.
The flight distance (direct flight from Las Vegas, NV to Watertown, WI) is 1,480.65 mi.
1,742 mi = 1.61 kms