The average bus between Hounslow and Watford takes 1h 12m and the fastest bus takes 57 min. The bus service runs several times per day from Hounslow 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 4 times a day between Hounslow and Watford. The earliest departure is at 4:08 AM at night, and the last departure from Hounslow is at 7:39 AM which arrives into Watford at 9:34 AM. All services require a transfer at Heathrow Central Bus Station and take an average of 1h 12m. The schedules shown below are for the next available departures.

57 min • 1 change

1h 14m • 1 change

1h 21m • 1 change

1h 23m • 1 change
Want to know about travelling from Hounslow 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 Hounslow to Watford. However, there are services departing from Hounslow station and arriving at Watford station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 1h 12m.
Hounslow to Watford bus services, operated by Metroline Travel, depart from Bell Corner / Hounslow House station.
Hounslow to Watford bus services, operated by Metroline Travel, arrive at Town Hall station.
The distance between Hounslow and Watford is 20.9 km. The road distance is 43 km.
You can take a bus from Bell Corner / Hounslow House to Town Hall via Heathrow Central Bus Station and Heathrow Terminal 3 in around 1h 7m.