The average bus between Greenport and Islip Airport (ISP) takes 3h 51m and the fastest bus takes 2h 39m. There is a bus service every few hours from Greenport to Islip Airport (ISP). The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run hourly between Greenport and Islip Airport (ISP). The earliest departure is at 4:45 AM at night, and the last departure from Greenport is at 8:00 PM which arrives into Islip Airport (ISP) at 6:54 AM. All services require a transfer at Riverhead LIRR and take an average of 3h 51m. The schedules shown below are for the next available departures.


2h 54m • 2 changes


3h 14m • 2 changes


3h 19m • 2 changes


3h 19m • 2 changes


2h 39m • 2 changes


2h 54m • 2 changes


2h 54m • 2 changes


3h 14m • 2 changes


2h 44m • 2 changes


2h 59m • 2 changes


3h 39m • 2 changes


3h 39m • 2 changes
Want to know about travelling from Greenport to Islip Airport (ISP)? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Greenport to Islip Airport (ISP). However, there are services departing from Greenport station and arriving at Islip Airport (ISP) station via Riverhead LIRR. The journey, including transfers, takes approximately 3h 51m.
Greenport to Islip Airport (ISP) bus services, operated by Suffolk County Transit, depart from 1st St/Adams St station.
Greenport to Islip Airport (ISP) bus services, operated by Suffolk County Transit, arrive at Patchogue LIRR station.
The distance between Greenport and Islip Airport (ISP) is 71.2 km. The road distance is 102 km.
You can take a bus from 1st St/Adams St to LI Macarthur Airport via Riverhead LIRR and Patchogue LIRR in around 3h 47m.