There are
2,974 mi
from Antioch, CA to Middletown, CT
That's the driving distance. It would take 2 days 4 hours to go from Antioch, California to Middletown, Connecticut.
The flight distance (direct flight from Antioch, CA to Middletown, CT) is 2,586.23 mi.
2,974 mi = 4,785.42 kms