The average bus between Mount Sinai and Sag Harbor takes 3h and the fastest bus takes 2h 22m. There is a bus service every few hours from Mount Sinai to Sag Harbor. 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 Mount Sinai and Sag Harbor. The earliest departure is at 5:56 AM in the morning, and the last departure from Mount Sinai is at 9:56 PM which arrives into Sag Harbor at 7:17 AM. All services require a transfer, and take on average 3h. The schedules shown below are for the next available departures.

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3h 1m • 1 changeWant to know about travelling from Mount Sinai to Sag Harbor? 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 Mount Sinai to Sag Harbor. However, there are services departing from NYS 25A/Chestnut St station and arriving at Main St/Washington St station via Riverhead LIRR station. The journey, including transfers, takes approximately 3h.
Mount Sinai to Sag Harbor bus services, operated by Suffolk County Transit, depart from NYS 25A/Chestnut St station.
Mount Sinai to Sag Harbor bus services, operated by Suffolk County Transit, arrive at Main St/Washington St station.
The distance between Mount Sinai and Sag Harbor is 62.2 km. The road distance is 75 km.
You can take a bus from NYS 25A/Chestnut St to Main St/Washington St via Riverhead LIRR in around 3h 14m.