The average bus between Southampton Airport (SOU) and Heathrow Terminal 5 takes 1h 49m and the fastest bus takes 1h 34m. The bus service runs several times per day from Southampton Airport (SOU) to Heathrow Terminal 5. 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 every 2 hours between Southampton Airport (SOU) and Heathrow Terminal 5. The earliest departure is at 12:41 AM at night, and the last departure from Southampton Airport (SOU) is at 6:51 PM which arrives into Heathrow Terminal 5 at 8:30 PM. All services require a transfer, and take on average 1h 49m. The schedules shown below are for the next available departures.

2h 59m • 1 change

1h 39m • 1 change

1h 49m • 1 change

1h 49m • 1 change

2h 59m • 1 change

2h 9m • 1 change

1h 49m • 1 change

1h 59m • 1 change

2h 59m • 1 change

1h 49m • 1 change

1h 49m • 1 change

1h 48m • 1 change

2h 59m • 1 change

1h 49m • 1 change

1h 49m • 1 change

1h 37m • 1 change

2h 59m • 1 change

1h 49m • 1 change

1h 49m • 1 change

1h 37m • 1 change
Want to know about travelling from Southampton Airport (SOU) to Heathrow Terminal 5? 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 Airport (SOU) to Heathrow Terminal 5. However, there are services departing from Southampton Airport (SOU) station and arriving at Heathrow Terminal 5 station via Heathrow Terminal 5. The journey, including transfers, takes approximately 1h 49m.
Southampton Airport (SOU) to Heathrow Terminal 5 bus services, operated by Unilink, depart from Library station.
Southampton Airport (SOU) to Heathrow Terminal 5 bus services, operated by Unilink, arrive at Heathrow Terminal 5 station.
The distance between Southampton Airport (SOU) and Heathrow Terminal 5 is 83.8 km. The road distance is 100 km.
National Express operates a bus from Library to Heathrow Terminal 5 hourly. Tickets cost £11–28 and the journey takes 1h 15m. FlixBus also services this route 5 times a day.