There are
2,880 mi
from Irvine, CA to New Britain, CT
That's the driving distance. It would take 2 days 3 hours to go from Irvine, California to New Britain, Connecticut.
The flight distance (direct flight from Irvine, CA to New Britain, CT) is 2,493.37 mi.
2,880 mi = 4,634.93 kms