Travel
Flying
Fly into either JFK (John F. Kennedy International Airport) or LGA (LaGuardia Airport) or ISP (Long Island MacArthur Airport). Renting a car would be the best option to get out to the North Fork from the airport, but you could also look at connections to below options.
Driving
Depending on where you are coming from, the easiest way typically is on the 495 Expressway to exit 73 and continue on County Rd 58 to Cutchogue.
Ferry
Take the Cross Sound Ferry from New London to Orient.
Train
Take the LIRR from Grand Central (NYC) > Ronkonkoma > Mattituck or Greenport.
Bus
Take the Hampton Jitney (NYC) from 40th and 3rd ave to Mattituck or Cutchogue or Greenport.