There are
1,898 mi
from San Clemente, CA to Petal, MS
That's the driving distance. It would take 1 day 9 hours to go from San Clemente, California to Petal, Mississippi.
The flight distance (direct flight from San Clemente, CA to Petal, MS) is 1,655.35 mi.
1,898 mi = 3,054.70 kms