There are
146 mi
from Schenectady, NY to Dumont, NJ
That's the driving distance. It would take 2 hours 58 mins to go from Schenectady, New York to Dumont, New Jersey.
The flight distance (direct flight from Schenectady, NY to Dumont, NJ) is 129.48 mi.
146 mi = 235.58 kms