There are
1,838 mi
from Rapid City, SD to Gainesville, FL
That's the driving distance. It would take 1 day 8 hours to go from Rapid City, South Dakota to Gainesville, Florida.
The flight distance (direct flight from Rapid City, SD to Gainesville, FL) is 1,518.21 mi.
1,838 mi = 2,958.63 kms