There are
2,426 mi
from Kissimmee, FL to Santee, CA
That's the driving distance. It would take 1 day 18 hours to go from Kissimmee, Florida to Santee, California.
The flight distance (direct flight from Kissimmee, FL to Santee, CA) is 2,129.07 mi.
2,426 mi = 3,904.02 kms