Miles between Rapid City, SD and Round Rock, TX

There are
1,224 mi
from Rapid City, SD to Round Rock, TX

That's the driving distance. It would take 21 hours 44 mins to go from Rapid City, South Dakota to Round Rock, Texas.

The flight distance (direct flight from Rapid City, SD to Round Rock, TX) is 985.54 mi.

1,224 mi = 1,970.62 kms