The average bus between Bristol and Watford takes 3h 34m and the fastest bus takes 2h 43m. There is a bus service every few hours from Bristol to Watford. 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 Bristol and Watford. The earliest departure is at 12:55 AM at night, and the last departure from Bristol is at 7:50 PM which arrives into Watford at 10:33 PM. All services require a transfer at Heathrow Central Bus Station and take an average of 3h 34m. The schedules shown below are for the next available departures.

3h 41m • 1 change

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4h 26m • 1 change

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4h 26m • 1 change

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3h 45m • 1 change

4h 26m • 1 change

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3h 45m • 1 change
Want to know about travelling from Bristol to Watford? 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 Bristol to Watford. However, there are services departing from Bristol station and arriving at Watford station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 3h 34m.
Bristol to Watford bus services, operated by National Express, depart from Bus Station.
Bristol to Watford bus services, operated by National Express, arrive at Town Hall station.
Book your Bristol to Watford bus tickets online with National Express and First Berkshire & The Thames Valley.
The distance between Bristol and Watford is 153.8 km. The road distance is 203 km.
You can take a bus from Bus Station to Town Hall via Heathrow Central Bus Station and Heathrow Terminal 3 in around 2h 54m.