There are
2,979 mi
from Sunnyvale, CA to Norwalk, CT
That's the driving distance. It would take 2 days 4 hours to go from Sunnyvale, California to Norwalk, Connecticut.
The flight distance (direct flight from Sunnyvale, CA to Norwalk, CT) is 2,581.20 mi.
2,979 mi = 3.22 kms