The average bus between Uniondale and Islip takes 2h 14m and the fastest bus takes 1h 43m. The bus service runs several times per day from Uniondale to Islip. 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 twice daily between Uniondale and Islip. The earliest departure is at 6:09 AM in the morning, and the last departure from Uniondale is at 10:09 PM which arrives into Islip at 6:54 AM. All services require a transfer at Amityville Sta and take an average of 2h 14m. The schedules shown below are for the next available departures.

1h 43m • 1 change

1h 43m • 1 change

1h 46m • 1 change

1h 46m • 1 change
Want to know about travelling from Uniondale to Islip? 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 Uniondale to Islip. However, there are services departing from Uniondale station and arriving at Islip station via Amityville Sta. The journey, including transfers, takes approximately 2h 14m.
Uniondale to Islip bus services, operated by Nassau Inter-County Express, depart from Uniondale Av / Jerusalem station.
Uniondale to Islip bus services, operated by Nassau Inter-County Express, arrive at Islip Town Hall station.
The distance between Uniondale and Islip is 32.4 km. The road distance is 45 km.
You can take a bus from Uniondale Av / Jerusalem to Islip Town Hall via Amityville Sta and Amityville LIRR in around 2h 6m.