There are
2,215 mi
from San Clemente, CA to New Haven, IN
That's the driving distance. It would take 1 day 15 hours to go from San Clemente, California to New Haven, Indiana.
The flight distance (direct flight from San Clemente, CA to New Haven, IN) is 1,856.83 mi.
2,215 mi = 3,564.33 kms