The average bus between Heathrow Terminal 4 and Slough takes 49 min and the fastest bus takes 42 min. The bus runs at least 2 times per hour from Heathrow Terminal 4 to Slough. 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 30 minutes between Heathrow Terminal 4 and Slough. The earliest departure is at 3:37 AM at night, and the last departure from Heathrow Terminal 4 is at 11:12 PM which arrives into Slough at 11:56 PM. All services require a transfer at Heathrow Terminals 2 & 3 station and take an average of 49 min. The schedules shown below are for the next available departures.

48 min • 1 change
45 min • 1 change
48 min • 1 change
48 min • 1 change
47 min • 1 change
48 min • 1 change
47 min • 1 change
55 min • 1 change
47 min • 1 change
43 min • 1 change
47 min • 1 change
52 min • 1 changeWant to know about travelling from Heathrow Terminal 4 to Slough? 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 Heathrow Terminal 4 to Slough. However, there are services departing from Heathrow Terminal 4 station and arriving at Slough station via Wellington Street stop E. The journey, including transfers, takes approximately 49 min.
Heathrow Terminal 4 to Slough bus services, operated by Abellio London, depart from Heathrow Central Bus Station.
Heathrow Terminal 4 to Slough bus services, operated by Abellio London, arrive at Wellington Street stop E station.
Book your Heathrow Terminal 4 to Slough bus tickets online with Abellio London, Thames Valley Buses and 2 other operators.
The distance between Heathrow Terminal 4 and Slough is 11.8 km. The road distance is 16 km.
First Berkshire & The Thames Valley operates a bus from Heathrow Central Bus Station to Wellington Street stop E every 15 minutes. Tickets cost £2–4 and the journey takes 29 min.