The average bus between Slough and Barry takes 6h 34m and the fastest bus takes 5h 16m. 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 4 hours between Slough and Barry. The earliest departure is at 12:02 AM at night, and the last departure from Slough is at 11:32 PM which arrives into Barry at 8:45 AM. All services require a transfer at Heathrow Central Bus Station and take an average of 6h 34m. The schedules shown below are for the next available departures.



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5h 32m • 3 changes


12h • 3 changes


7h 32m • 3 changes


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7h 20m • 3 changesWant 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 Sophia Gardens. The journey, including transfers, takes approximately 6h 34m.
Slough to Barry bus services, operated by First Berkshire & The Thames Valley, depart from Heathrow Central Bus Station.
Slough to Barry bus services, operated by First Berkshire & The Thames Valley, arrive at The Priory station.
The distance between Slough and Barry is 186.7 km. The road distance is 255 km.
You can take a bus from Wellington Street Stop B to The Priory via Heathrow Central Bus Station, Sophia Gardens, and Cardiff Bus Interchange Bay 1 in around 5h 15m.