The average bus between Greenport and Mastic takes 2h 14m and the fastest bus takes 1h 24m. There is a bus service every few hours from Greenport to Mastic. 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 Greenport and Mastic. The earliest departure is at 4:45 AM at night, and the last departure from Greenport is at 8:15 PM which arrives into Mastic at 5:39 AM. All services require a transfer, and take on average 2h 14m. The schedules shown below are for the next available departures.

2h 3m • 1 change

2h 8m • 1 change

2h 8m • 1 change

2h 13m • 1 change

1h 29m • 1 change

1h 44m • 1 change

2h 24m • 1 change

2h 24m • 1 change

1h 27m • 1 change

1h 42m • 1 change

2h 22m • 1 change

2h 22m • 1 change

1h 24m • 1 change

1h 39m • 1 change

1h 39m • 1 change

1h 59m • 1 change
Want to know about travelling from Greenport to Mastic? 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 Greenport to Mastic. However, there are services departing from Greenport station and arriving at Mastic station via Riverhead LIRR. The journey, including transfers, takes approximately 2h 14m.
Greenport to Mastic bus services, operated by Suffolk County Transit, depart from 1st St/Adams St station.
Greenport to Mastic bus services, operated by Suffolk County Transit, arrive at Mastic Rd/Patchogue Ave station.
The distance between Greenport and Mastic is 52.5 km. The road distance is 64 km.
You can take a bus from 1st St/Adams St to Mastic Rd/Patchogue Ave via Riverhead LIRR in around 2h 14m.