There are
1,564 mi
from St Joseph, MO to San Jacinto, CA
That's the driving distance. It would take 1 day 4 hours to go from St Joseph, Missouri to San Jacinto, California.
The flight distance (direct flight from St Joseph, MO to San Jacinto, CA) is 1,288.08 mi.
1,564 mi = 1.61 kms