There are
1,848 mi
from San Clemente, CA to Hazelwood, MO
That's the driving distance. It would take 1 day 8 hours to go from San Clemente, California to Hazelwood, Missouri.
The flight distance (direct flight from San Clemente, CA to Hazelwood, MO) is 1,558.69 mi.
1,848 mi = 2,973.92 kms