There are
1,073 mi
from Pasadena, TX to Hanahan, SC
That's the driving distance. It would take 20 hours 2 mins to go from Pasadena, Texas to Hanahan, South Carolina.
The flight distance (direct flight from Pasadena, TX to Hanahan, SC) is 923.85 mi.
1,073 mi = 1,726.84 kms