The average bus between Smithtown and Southampton takes 3h 54m and the fastest bus takes 2h 47m. There is a bus service every few hours from Smithtown to Southampton. 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 Smithtown and Southampton. The earliest departure is at 6:59 AM in the morning, and the last departure from Smithtown is at 10:29 PM which arrives into Southampton at 8:35 AM. All services require a transfer at Smith Haven Mall and take an average of 3h 54m. The schedules shown below are for the next available departures.


3h 21m • 2 changes


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3h 19m • 2 changes


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3h 16m • 2 changes


3h 21m • 2 changes


3h 10m • 2 changes


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3h 6m • 2 changes


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3h 3m • 2 changes


3h 6m • 2 changes
Want to know about travelling from Smithtown to Southampton? 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 Smithtown to Southampton. However, there are services departing from Smithtown station and arriving at Southampton station via Riverhead LIRR. The journey, including transfers, takes approximately 3h 54m.
Smithtown to Southampton bus services, operated by Suffolk County Transit, depart from Smith Haven Mall station.
Smithtown to Southampton bus services, operated by Suffolk County Transit, arrive at Nugent St/Windmill Ln station.
The distance between Smithtown and Southampton is 68.3 km. The road distance is 83 km.
You can take a bus from W Main St/New York Ave to Nugent St/Windmill Ln via Smith Haven Mall and Riverhead LIRR in around 3h 24m.