There are
2,821 mi
from San Diego, CA to Ridgefield Park, NJ
That's the driving distance. It would take 2 days 2 hours to go from San Diego, California to Ridgefield Park, New Jersey.
The flight distance (direct flight from San Diego, CA to Ridgefield Park, NJ) is 2,426.64 mi.
2,821 mi = 3.22 kms