There are
2,833 mi
from New Haven, CT to San Jacinto, CA
That's the driving distance. It would take 2 days 3 hours to go from New Haven, Connecticut to San Jacinto, California.
The flight distance (direct flight from New Haven, CT to San Jacinto, CA) is 2,440.40 mi.
2,833 mi = 4,559.26 kms