There are
943 mi
from Rapid City, SD to Hazelwood, MO
That's the driving distance. It would take 16 hours 23 mins to go from Rapid City, South Dakota to Hazelwood, Missouri.
The flight distance (direct flight from Rapid City, SD to Hazelwood, MO) is 759.32 mi.
943 mi = 1,517.80 kms