Miles between Rapid City, SD and San Marcos, TX

There are
1,272 mi
from Rapid City, SD to San Marcos, TX

That's the driving distance. It would take 22 hours 38 mins to go from Rapid City, South Dakota to San Marcos, Texas.

The flight distance (direct flight from Rapid City, SD to San Marcos, TX) is 1,022.87 mi.

1,272 mi = 2,047.72 kms