There are
2,877 mi
from Napa, CA to Secaucus, NJ
That's the driving distance. It would take 2 days 2 hours to go from Napa, California to Secaucus, New Jersey.
The flight distance (direct flight from Napa, CA to Secaucus, NJ) is 2,543.44 mi.
2,877 mi = 3.22 kms