There are
2,906 mi
from San Leandro, CA to Ridgewood, NJ
That's the driving distance. It would take 2 days 3 hours to go from San Leandro, California to Ridgewood, New Jersey.
The flight distance (direct flight from San Leandro, CA to Ridgewood, NJ) is 2,544.10 mi.
2,906 mi = 3.22 kms