There are
1,719 mi
from Rapid City, SD to Scarsdale, NY
That's the driving distance. It would take 1 day 6 hours to go from Rapid City, South Dakota to Scarsdale, New York.
The flight distance (direct flight from Rapid City, SD to Scarsdale, NY) is 1,505.79 mi.
1,719 mi = 2,766.31 kms