There are
1,773 mi
from Las Vegas, NV to Merrillville, IN
That's the driving distance. It would take 1 day 7 hours to go from Las Vegas, Nevada to Merrillville, Indiana.
The flight distance (direct flight from Las Vegas, NV to Merrillville, IN) is 1,536.74 mi.
1,773 mi = 1.61 kms