There are
1,107 mi
from Summerville, SC to Hewitt, TX
That's the driving distance. It would take 20 hours 38 mins to go from Summerville, South Carolina to Hewitt, Texas.
The flight distance (direct flight from Summerville, SC to Hewitt, TX) is 999.35 mi.
1,107 mi = 1,781.99 kms