There are
1,057 mi
from Rowlett, TX to Summerville, SC
That's the driving distance. It would take 19 hours 28 mins to go from Rowlett, Texas to Summerville, South Carolina.
The flight distance (direct flight from Rowlett, TX to Summerville, SC) is 949.13 mi.
1,057 mi = 1,701.07 kms