The average bus between Islip Airport (ISP) and Water Mill takes 3h 39m and the fastest bus takes 2h 48m. There is a bus service every few hours from Islip Airport (ISP) to Water Mill. 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 Islip Airport (ISP) and Water Mill. The earliest departure is at 6:06 AM in the morning, and the last departure from Islip Airport (ISP) is at 11:04 PM which arrives into Water Mill at 8:01 AM. All services require a transfer at Patchogue LIRR and take an average of 3h 39m. The schedules shown below are for the next available departures.


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Want to know about travelling from Islip Airport (ISP) to Water Mill? 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 Islip Airport (ISP) to Water Mill. However, there are services departing from Islip Airport (ISP) station and arriving at Water Mill station via Riverhead LIRR. The journey, including transfers, takes approximately 3h 39m.
Islip Airport (ISP) to Water Mill bus services, operated by Suffolk County Transit, depart from Patchogue LIRR station.
Islip Airport (ISP) to Water Mill bus services, operated by Suffolk County Transit, arrive at Montauk Hwy/Flying Point Rd station.
The distance between Islip Airport (ISP) and Water Mill is 63.2 km. The road distance is 104 km.
You can take a bus from LI Macarthur Airport to Montauk Hwy/Flying Point Rd via Patchogue LIRR and Riverhead LIRR in around 3h 41m.