There are
1,738 mi
from Waltham, MA to Rowlett, TX
That's the driving distance. It would take 1 day 8 hours to go from Waltham, Massachusetts to Rowlett, Texas.
The flight distance (direct flight from Waltham, MA to Rowlett, TX) is 1,524.74 mi.
1,738 mi = 2,797.50 kms