The average bus between Southampton and Heathrow Terminal 4 takes 1h 54m and the fastest bus takes 1h 41m. There is a bus service every few hours from Southampton to Heathrow Terminal 4. 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 Southampton and Heathrow Terminal 4. The earliest departure is at 2:05 AM at night, and the last departure from Southampton is at 8:30 PM which arrives into Heathrow Terminal 4 at 10:17 PM. All services require a transfer, and take on average 1h 54m. The schedules shown below are for the next available departures.

1h 52m • 1 change

1h 42m • 1 change

1h 56m • 1 change

2h 10m • 1 change

1h 52m • 1 change

1h 42m • 1 change

1h 56m • 1 change

2h 10m • 1 change

1h 52m • 1 change

1h 42m • 1 change

1h 52m • 1 change

2h 9m • 1 change

1h 52m • 1 change

1h 41m • 1 change

1h 52m • 1 change

1h 52m • 1 change
Want to know about travelling from Southampton to Heathrow Terminal 4? 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 Southampton to Heathrow Terminal 4. However, there are services departing from Southampton station and arriving at Heathrow Terminal 4 station via Heathrow Terminal 5. The journey, including transfers, takes approximately 1h 54m.
Southampton to Heathrow Terminal 4 bus services, operated by National Express, depart from Coach Station.
Southampton to Heathrow Terminal 4 bus services, operated by National Express, arrive at Heathrow Terminal 5 station.
The distance between Southampton and Heathrow Terminal 4 is 90.9 km. The road distance is 107 km.
National Express operates a bus from Coach Station to Heathrow Terminal 5 hourly. Tickets cost £12–29 and the journey takes 1h 30m.