The average bus between South Harrow and Southampton takes 2h 54m and the fastest bus takes 2h 22m. There is a bus service every few hours from South Harrow 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 South Harrow and Southampton. The earliest departure is at 12:16 AM at night, and the last departure from South Harrow is at 10:55 PM which arrives into Southampton at 1:30 AM. All services require a transfer, and take on average 2h 54m. The schedules shown below are for the next available departures.

2h 48m • 1 change

2h 40m • 1 change
Arrives next day

2h 22m • 1 change

2h 44m • 1 change

3h 10m • 1 change

2h 58m • 1 change

2h 55m • 1 change

2h 44m • 1 change

3h 10m • 1 change

2h 58m • 1 change

2h 55m • 1 change

2h 44m • 1 change

3h 10m • 1 change

2h 58m • 1 change

2h 55m • 1 change

2h 44m • 1 change

3h 4m • 1 change

3h 8m • 1 change

3h 6m • 1 change
Want to know about travelling from South Harrow 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 South Harrow to Southampton. However, there are services departing from South Harrow station and arriving at Southampton station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 2h 54m.
South Harrow to Southampton bus services, operated by First Bus London, depart from South Harrow Station.
South Harrow to Southampton bus services, operated by First Bus London, arrive at Coach Station.
The distance between South Harrow and Southampton is 103.8 km. The road distance is 124 km.
You can take a bus from South Harrow Station to Coach Station via Heathrow Central Bus Station in around 3h 38m.