There are
2,964 mi
from Walnut Creek, CA to Naugatuck, CT
That's the driving distance. It would take 2 days 4 hours to go from Walnut Creek, California to Naugatuck, Connecticut.
The flight distance (direct flight from Walnut Creek, CA to Naugatuck, CT) is 2,582.59 mi.
2,964 mi = 4,770.08 kms