There are
1,202 mi
from Rowlett, TX to Boulder City, NV
That's the driving distance. It would take 20 hours 59 mins to go from Rowlett, Texas to Boulder City, Nevada.
The flight distance (direct flight from Rowlett, TX to Boulder City, NV) is 1,060.74 mi.
1,202 mi = 1,934.75 kms