The average bus between Slough and Southampton Port takes 2h 54m and the fastest bus takes 2h 19m. There is a bus service every few hours from Slough to Southampton Port. 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 Slough and Southampton Port. The earliest departure is at 12:00 AM at night, and the last departure from Slough is at 10:00 PM which arrives into Southampton Port at 12:19 AM. All services require a transfer at Heathrow Terminal 5 and take an average of 2h 54m. The schedules shown below are for the next available departures.


5h 31m • 2 changes


2h 43m • 2 changes


2h 28m • 2 changes


2h 25m • 2 changes


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2h 43m • 2 changes


2h 28m • 2 changes


2h 25m • 2 changes


5h 31m • 2 changes


2h 43m • 2 changes


2h 28m • 2 changes


2h 25m • 2 changes


5h 31m • 2 changes


2h 43m • 2 changes


2h 28m • 2 changes


2h 25m • 2 changes
Want to know about travelling from Slough to Southampton Port? 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 Slough to Southampton Port. However, there are services departing from Slough station and arriving at Southampton Port station via Coach Station station. The journey, including transfers, takes approximately 2h 54m.
Slough to Southampton Port bus services, operated by Thames Valley Buses, depart from Heathrow Terminal 5 station.
Slough to Southampton Port bus services, operated by Thames Valley Buses, arrive at Coach Station.
The distance between Slough and Southampton Port is 89.5 km. The road distance is 118 km.
National Express operates a bus from Heathrow Terminal 5 to Coach Station hourly. Tickets cost £12–29 and the journey takes 1h 35m.