There are
1,290 mi
from Lexington, KY to Rapid City, SD
That's the driving distance. It would take 22 hours 29 mins to go from Lexington, Kentucky to Rapid City, South Dakota.
The flight distance (direct flight from Lexington, KY to Rapid City, SD) is 1,058.05 mi.
1,290 mi = 1.61 kms