There are
380 mi
from Rockville, MD to Schenectady, NY
That's the driving distance. It would take 7 hours 38 mins to go from Rockville, Maryland to Schenectady, New York.
The flight distance (direct flight from Rockville, MD to Schenectady, NY) is 307.42 mi.
380 mi = 611.23 kms