The average bus between Greenport and Central Islip takes 4h 34m and the fastest bus takes 2h 51m. There is a bus service every few hours from Greenport to Central Islip. 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 Central Islip. The earliest departure is at 5:00 AM in the morning, and the last departure from Greenport is at 8:15 PM which arrives into Central Islip at 6:47 AM. All services require a transfer at Riverhead LIRR and take an average of 4h 34m. The schedules shown below are for the next available departures.


4h 15m • 2 changes


4h 15m • 2 changes


4h 15m • 2 changes


4h 20m • 2 changes


2h 51m • 2 changes


3h 11m • 2 changes


3h 45m • 2 changes


4h 15m • 2 changes


3h 38m • 2 changes


3h 53m • 2 changes


4h 33m • 2 changes


4h 33m • 2 changes


3h 37m • 2 changes


3h 52m • 2 changes


4h 32m • 2 changes


4h 32m • 2 changes
Want to know about travelling from Greenport to Central Islip? 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 Central Islip. However, there are services departing from Greenport station and arriving at Central Islip station via Riverhead LIRR. The journey, including transfers, takes approximately 4h 34m.
Greenport to Central Islip bus services, operated by Suffolk County Transit, depart from 1st St/Adams St station.
Greenport to Central Islip bus services, operated by Suffolk County Transit, arrive at Smith Haven Mall station.
The distance between Greenport and Central Islip is 78.8 km. The road distance is 92 km.
You can take a bus from 1st St/Adams St to W Suffolk Ave/Wheeler Rd via Riverhead LIRR and Smith Haven Mall in around 3h 39m.