The average bus between Port Jefferson and Islandia takes 1h 31m and the fastest bus takes 1h 5m. There is an hourly bus service from Port Jefferson to Islandia. 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 Port Jefferson and Islandia. The earliest departure is at 5:03 AM in the morning, and the last departure from Port Jefferson is at 10:02 PM which arrives into Islandia at 5:12 AM. All services require a transfer, and take on average 1h 31m. The schedules shown below are for the next available departures.

1h 35m • 1 change

1h 7m • 1 change

1h 8m • 1 change

1h 38m • 1 change

1h 9m • 1 change

1h 9m • 1 change

1h 9m • 1 change

1h 9m • 1 change

1h 9m • 1 change

1h 9m • 1 change

1h 9m • 1 change

1h 9m • 1 change
Want to know about travelling from Port Jefferson to Islandia? 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 Port Jefferson to Islandia. However, there are services departing from Port Jefferson station and arriving at Islandia station via Smith Haven Mall. The journey, including transfers, takes approximately 1h 31m.
Port Jefferson to Islandia bus services, operated by Suffolk County Transit, depart from NYS 25A/E Broadway station.
Port Jefferson to Islandia bus services, operated by Suffolk County Transit, arrive at Old Nichols Rd/Halsey St station.
The distance between Port Jefferson and Islandia is 17.9 km. The road distance is 25 km.
You can take a bus from NYS 25A/E Broadway to Old Nichols Rd/Halsey St via Smith Haven Mall in around 1h 23m.