There are
2,119 mi
from Crossville, TN to Santee, CA
That's the driving distance. It would take 1 day 12 hours to go from Crossville, Tennessee to Santee, California.
The flight distance (direct flight from Crossville, TN to Santee, CA) is 1,825.91 mi.
2,119 mi = 3,410.93 kms