There are
2,775 mi
from Oceanside, CA to South River, NJ
That's the driving distance. It would take 2 days 2 hours to go from Oceanside, California to South River, New Jersey.
The flight distance (direct flight from Oceanside, CA to South River, NJ) is 2,405.63 mi.
2,775 mi = 4,465.48 kms