The average bus between Windsor Castle and Penn takes 2h 23m and the fastest bus takes 1h 15m. The bus service runs several times per day from Windsor Castle to Penn. 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 every 3 hours between Windsor Castle and Penn. The earliest departure is at 7:20 AM in the morning, and the last departure from Windsor Castle is at 7:35 PM which arrives into Penn at 6:40 AM. All services require a transfer at Aylesbury End and take an average of 2h 23m. The schedules shown below are for the next available departures.

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Want to know about travelling from Windsor Castle to Penn? 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 Windsor Castle to Penn. However, there are services departing from Windsor Castle station and arriving at Penn station via Aylesbury End. The journey, including transfers, takes approximately 2h 23m.
Windsor Castle to Penn bus services, operated by Carousel Buses, depart from Windsor Castle station.
Windsor Castle to Penn bus services, operated by Carousel Buses, arrive at Aylesbury End station.
The distance between Windsor Castle and Penn is 17.6 km. The road distance is 29 km.
Carousel Buses operates a bus from Windsor Castle to Aylesbury End hourly. Tickets cost £4–6 and the journey takes 54 min.