The average bus between Watford and Windsor Castle takes 2h 2m and the fastest bus takes 1h 32m. There is an hourly bus service 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 4:10 AM at night, and the last departure from Watford is at 11:01 PM which arrives into Windsor Castle at 4:35 AM. All services require a transfer at Heathrow Terminal 2 and take an average of 2h 2m. The schedules shown below are for the next available departures.


1h 55m • 2 changes

2h 1m • 2 changes

1h 52m • 2 changes

1h 40m • 2 changes

2h • 2 changes

1h 32m • 2 changes

1h 40m • 2 changes

1h 50m • 2 changes

2h • 2 changes

1h 34m • 2 changes

1h 55m • 2 changes

2h 8m • 2 changesWant 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 Heathrow Terminal 2. The journey, including transfers, takes approximately 2h 2m.
Watford to Windsor Castle bus services, operated by First Berkshire & The Thames Valley, depart from Town Hall station.
Watford to Windsor Castle bus services, operated by First Berkshire & The Thames Valley, arrive at Windsor Castle station.
The distance between Watford and Windsor Castle is 23.9 km. The road distance is 53 km.
You can take a bus from Town Hall to Windsor Castle via Heathrow Terminal 2, Heathrow Central Bus Station, Wellington Street Stop H, and Windsor Castle in around 1h 37m.