There are
1,802 mi
from Palm Desert, CA to Picayune, MS
That's the driving distance. It would take 1 day 7 hours to go from Palm Desert, California to Picayune, Mississippi.
The flight distance (direct flight from Palm Desert, CA to Picayune, MS) is 1,573.12 mi.
1,802 mi = 2,900.13 kms