The average bus between Southampton and Windsor Castle takes 2h 42m and the fastest bus takes 2h 22m. There is a bus service every few hours from Southampton 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 Southampton and Windsor Castle. The earliest departure is at 2:05 AM at night, and the last departure from Southampton is at 8:30 PM which arrives into Windsor Castle at 11:08 PM. All services require a transfer at Heathrow Terminal 5 and take an average of 2h 42m. The schedules shown below are for the next available departures.

2h 58m • 1 change

2h 42m • 1 change

2h 40m • 1 change

2h 38m • 1 change

2h 30m • 1 change

2h 34m • 1 change

2h 46m • 1 change

3h 3m • 1 change

2h 30m • 1 change

2h 34m • 1 change

2h 46m • 1 change

3h 3m • 1 change

2h 30m • 1 change

2h 34m • 1 change

2h 46m • 1 change

3h 3m • 1 change

2h 30m • 1 change

2h 34m • 1 change

2h 45m • 1 change

3h 8m • 1 change
Want to know about travelling from Southampton 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 Southampton to Windsor Castle. However, there are services departing from Southampton station and arriving at Windsor Castle station via Heathrow Terminal 5. The journey, including transfers, takes approximately 2h 42m.
Southampton to Windsor Castle bus services, operated by National Express, depart from Coach Station.
Southampton to Windsor Castle bus services, operated by National Express, arrive at Windsor Castle station.
Book your Southampton to Windsor Castle bus tickets online with National Express, Thames Valley Buses and First Berkshire & The Thames Valley.
The distance between Southampton and Windsor Castle is 85.2 km. The road distance is 117 km.
You can take a bus from Coach Station to Windsor Castle via Heathrow Terminal 5 and Windsor Castle in around 2h 25m.