There are
1,464 mi
from Rapid City, SD to Sevierville, TN
That's the driving distance. It would take 1 day 1 hour to go from Rapid City, South Dakota to Sevierville, Tennessee.
The flight distance (direct flight from Rapid City, SD to Sevierville, TN) is 1,181.69 mi.
1,464 mi = 2,356.03 kms