The average bus between Hounslow and Southampton Port takes 2h 58m and the fastest bus takes 2h 10m. There is a bus service every few hours from Hounslow 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 Hounslow and Southampton Port. The earliest departure is at 1:11 AM at night, and the last departure from Hounslow is at 10:16 PM which arrives into Southampton Port at 1:29 AM. All services require a transfer at Heathrow Terminal 5 and take an average of 2h 58m. The schedules shown below are for the next available departures.


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3h 6m • 2 changesWant to know about travelling from Hounslow 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 Hounslow to Southampton Port. However, there are services departing from The Bell station and arriving at Coach Station via Heathrow Terminal 5 station. The journey, including transfers, takes approximately 2h 58m.
Hounslow to Southampton Port bus services, operated by First Bus London, depart from The Bell station.
Hounslow to Southampton Port bus services, operated by National Express, arrive at Coach Station.
The distance between Hounslow and Southampton Port is 98.1 km. The road distance is 108 km.
You can take a bus from The Bell to Regents Park Road via Heathrow Terminal 5, Coach Station, and ASDA & Marlands in around 3h 20m.