The average bus between Reading and Watford takes 2h 6m and the fastest bus takes 1h 47m. The bus service runs several times per day from Reading 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 3 times a day between Reading and Watford. The earliest departure is at 3:20 AM at night, and the last departure from Reading is at 10:03 PM which arrives into Watford at 12:18 AM. All services require a transfer, and take on average 2h 6m. The schedules shown below are for the next available departures.

2h 1m • 1 change
2h 6m • 1 change
2h • 1 change
2h 5m • 1 changeWant to know about travelling from Reading 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 Reading to Watford. However, there are services departing from Reading RailAir station and arriving at Town Hall station via Heathrow Terminal 3 station. The journey, including transfers, takes approximately 2h 6m.
Reading to Watford bus services, operated by RailAir, depart from Reading RailAir station.
Reading to Watford bus services, operated by First Berkshire & The Thames Valley, arrive at Town Hall station.
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The distance between Reading and Watford is 45.5 km. The road distance is 59 km.
You can take a bus from Reading RailAir to Town Hall via Heathrow Terminal 3 in around 2h 21m.