The average bus between Mount Sinai and East Hampton takes 3h 17m and the fastest bus takes 2h 36m. There is a bus service every few hours from Mount Sinai to East Hampton. 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 East Hampton. The earliest departure is at 5:56 AM in the morning, and the last departure from Mount Sinai is at 9:55 PM which arrives into East Hampton at 8:50 AM. All services require a transfer, and take on average 3h 17m. The schedules shown below are for the next available departures.

3h 7m • 1 change

3h 2m • 1 change

2h 57m • 1 change

2h 45m • 1 change

3h 39m • 1 change

3h 24m • 1 change

3h 19m • 1 change

3h 19m • 1 change

3h 39m • 1 change

3h 24m • 1 change

3h 19m • 1 change

3h 19m • 1 change

3h 39m • 1 change

3h 24m • 1 change

3h 19m • 1 change

3h 19m • 1 change
Want to know about travelling from Mount Sinai to East Hampton? 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 East Hampton. However, there are services departing from Mount Sinai station and arriving at East Hampton station via Riverhead LIRR. The journey, including transfers, takes approximately 3h 17m.
Mount Sinai to East Hampton bus services, operated by Suffolk County Transit, depart from NYS 25A/Highland Ave station.
Mount Sinai to East Hampton bus services, operated by Suffolk County Transit, arrive at East Hampton LIRR station.
The distance between Mount Sinai and East Hampton is 71 km. The road distance is 102 km.
You can take a bus from NYS 25A/Highland Ave to East Hampton LIRR via Riverhead LIRR in around 3h 33m.