Miles between Round Rock, TX and Simpsonville, SC

There are
1,056 mi
from Round Rock, TX to Simpsonville, SC

That's the driving distance. It would take 19 hours 27 mins to go from Round Rock, Texas to Simpsonville, South Carolina.

The flight distance (direct flight from Round Rock, TX to Simpsonville, SC) is 942.78 mi.

1,056 mi = 1.61 kms