There are
1,834 mi
from Longmont, CO to Patchogue, NY
That's the driving distance. It would take 1 day 9 hours to go from Longmont, Colorado to Patchogue, New York.
The flight distance (direct flight from Longmont, CO to Patchogue, NY) is 1,677.70 mi.
1,834 mi = 1.61 kms