The average bus between Watford and Windsor Castle takes 2h 29m and the fastest bus takes 1h 29m. There is a bus service every few hours from Watford to Windsor Castle. 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 Watford and Windsor Castle. The earliest departure is at 4:53 AM at night, and the last departure from Watford is at 7:24 PM which arrives into Windsor Castle at 5:18 AM. All services require a transfer at York Road and take an average of 2h 29m. The schedules shown below are for the next available departures.


2h • 2 changes


1h 29m • 2 changes


1h 49m • 2 changes


1h 48m • 2 changes


2h 21m • 2 changes


1h 34m • 2 changes


1h 51m • 2 changes


2h • 2 changes


2h 21m • 2 changes


1h 34m • 2 changes


2h 13m • 2 changes


2h 21m • 2 changes
Want to know about travelling from Watford to Windsor Castle? 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 Watford to Windsor Castle. However, there are services departing from Watford station and arriving at Windsor Castle station via York Road. The journey, including transfers, takes approximately 2h 29m.
Watford to Windsor Castle bus services, operated by Arriva UK, depart from Town Hall station.
Watford to Windsor Castle bus services, operated by Arriva UK, arrive at Wellington Street Stop G station.
The distance between Watford and Windsor Castle is 23.9 km. The road distance is 37 km.
You can take a bus from Town Hall to Windsor Castle via York Road, Uxbridge Station, Wellington Street Stop G, and Windsor Castle in around 1h 40m.