The average bus between Slough and Barry takes 6h 7m and the fastest bus takes 4h 53m. The bus service runs several times per day from Slough to Barry. 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 3 hours between Slough and Barry. The earliest departure is at 12:02 AM at night, and the last departure from Slough is at 6:09 PM which arrives into Barry at 11:49 PM. All services require a transfer at Heathrow Central Bus Station and take an average of 6h 7m. The schedules shown below are for the next available departures.


5h 19m • 2 changes


6h 8m • 2 changes


5h 37m • 2 changes


6h 4m • 2 changes


10h 5m • 2 changes


5h 37m • 2 changes


5h 27m • 2 changes


5h 55m • 2 changes


8h 10m • 2 changes


5h 23m • 2 changes


5h 29m • 2 changes


5h 27m • 2 changes


8h 10m • 2 changes


5h 23m • 2 changes


5h 29m • 2 changes


5h 27m • 2 changes


8h 10m • 2 changes


5h 23m • 2 changes


5h 29m • 2 changes


5h 27m • 2 changes


8h 10m • 2 changes


5h 23m • 2 changes


5h 29m • 2 changes


5h 27m • 2 changes
Want to know about travelling from Slough to Barry? 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 Slough to Barry. However, there are services departing from Slough station and arriving at Barry station via Cardiff North Road. The journey, including transfers, takes approximately 6h 7m.
Slough to Barry bus services, operated by First Berkshire & The Thames Valley, depart from London Heathrow Airport station.
Slough to Barry bus services, operated by First Berkshire & The Thames Valley, arrive at Cardiff North Road station.
The distance between Slough and Barry is 186.7 km. The road distance is 265 km.
FlixBus operates a bus from London Heathrow Airport to Cardiff North Road hourly. Tickets cost £14–24 and the journey takes 3h 40m.