There are
1,545 mi
from Rowlett, TX to Dumont, NJ
That's the driving distance. It would take 1 day 4 hours to go from Rowlett, Texas to Dumont, New Jersey.
The flight distance (direct flight from Rowlett, TX to Dumont, NJ) is 1,359.45 mi.
1,545 mi = 2,485.64 kms