There are
2,741 mi
from Ontario, CA to Keansburg, NJ
That's the driving distance. It would take 2 days 1 hour to go from Ontario, California to Keansburg, New Jersey.
The flight distance (direct flight from Ontario, CA to Keansburg, NJ) is 2,408.92 mi.
2,741 mi = 4,411.46 kms