The average bus between Setauket and Riverhead takes 2h 6m and the fastest bus takes 1h 33m. There is a bus service every few hours from Setauket to Riverhead. 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 Setauket and Riverhead. The earliest departure is at 6:16 AM in the morning, and the last departure from Setauket is at 10:53 PM which arrives into Riverhead at 7:50 AM. All services require a transfer, and take on average 2h 6m. The schedules shown below are for the next available departures.

1h 33m • 1 change

1h 33m • 1 change

1h 33m • 1 change

1h 33m • 1 change

2h 4m • 1 change

2h 4m • 1 change

2h 4m • 1 change

2h 4m • 1 change

2h 1m • 1 change

2h 1m • 1 change

2h 1m • 1 change

2h 1m • 1 change
Want to know about travelling from Setauket to Riverhead? 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 Setauket to Riverhead. However, there are services departing from Setauket station and arriving at Riverhead station via Northville Tpk/East Ave. The journey, including transfers, takes approximately 2h 6m.
Setauket to Riverhead bus services, operated by Suffolk County Transit, depart from Port Jefferson LIRR station.
Setauket to Riverhead bus services, operated by Suffolk County Transit, arrive at Northville Tpk/East Ave station.
The distance between Setauket and Riverhead is 38.4 km. The road distance is 50 km.
Suffolk County Transit operates a bus from Port Jefferson LIRR to Northville Tpk/East Ave hourly. Tickets cost $3 and the journey takes 1h 2m.