There are
2,852 mi
from Rosemead, CA to New Haven, CT
That's the driving distance. It would take 2 days 3 hours to go from Rosemead, California to New Haven, Connecticut.
The flight distance (direct flight from Rosemead, CA to New Haven, CT) is 2,489.39 mi.
2,852 mi = 4,590.45 kms