There are
1,454 mi
from Rapid City, SD to Pharr, TX
That's the driving distance. It would take 1 day 3 hours to go from Rapid City, South Dakota to Pharr, Texas.
The flight distance (direct flight from Rapid City, SD to Pharr, TX) is 1,267.61 mi.
1,454 mi = 2,339.72 kms