The average bus between Stony Brook and Mount Sinai takes 1h 14m and the fastest bus takes 42 min. There is a bus service every few hours from Stony Brook to Mount Sinai. 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 Stony Brook and Mount Sinai. The earliest departure is at 6:11 AM in the morning, and the last departure from Stony Brook is at 10:49 PM which arrives into Mount Sinai at 5:56 AM. All services require a transfer, and take on average 1h 14m. The schedules shown below are for the next available departures.

1h 8m • 1 change

1h 8m • 1 change

1h 8m • 1 change

1h 8m • 1 change

45 min • 1 change

45 min • 1 change

45 min • 1 change

42 min • 1 change

45 min • 1 change

45 min • 1 change

45 min • 1 change

42 min • 1 change
Want to know about travelling from Stony Brook to Mount Sinai? 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 Stony Brook to Mount Sinai. However, there are services departing from Stony Brook station and arriving at Mount Sinai station via Port Jefferson LIRR. The journey, including transfers, takes approximately 1h 14m.
Stony Brook to Mount Sinai bus services, operated by Suffolk County Transit, depart from Stony Brook LIRR station.
Stony Brook to Mount Sinai bus services, operated by Suffolk County Transit, arrive at NYS 25A/Highland Ave station.
The distance between Stony Brook and Mount Sinai is 9.7 km. The road distance is 13 km.
You can take a bus from Stony Brook LIRR to NYS 25A/Highland Ave via Port Jefferson LIRR in around 1h 8m.