The average bus between Windsor and Swansea takes 6h 7m and the fastest bus takes 5h 19m. There is a bus service every few hours from Windsor to Swansea. 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 Windsor and Swansea. The earliest departure is at 5:46 AM in the morning, and the last departure from Windsor is at 10:45 PM which arrives into Swansea at 5:10 AM. All services require a transfer, and take on average 6h 7m. The schedules shown below are for the next available departures.

5h 36m • 1 change

5h 29m • 1 change

6h 16m • 1 change

5h 31m • 1 change

6h 5m • 1 change

6h 21m • 1 change

5h 36m • 1 change

5h 28m • 1 change

6h 34m • 1 change

6h 22m • 1 change

6h 7m • 1 change

5h 28m • 1 change
Want to know about travelling from Windsor to Swansea? 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 to Swansea. However, there are services departing from Windsor station and arriving at Swansea station via Swansea Bus Station Stand B station. The journey, including transfers, takes approximately 6h 7m.
Windsor to Swansea bus services, operated by Thames Valley Buses, depart from Heathrow Terminal 5 station.
Windsor to Swansea bus services, operated by Thames Valley Buses, arrive at Swansea Bus Station Stand B.
Book your Windsor to Swansea bus tickets online with Thames Valley Buses, National Express and FlixBus.
The distance between Windsor and Swansea is 231.6 km. The road distance is 313 km.
National Express operates a bus from Heathrow Terminal 5 to Swansea Bus Station Stand B hourly. Tickets cost £35–85 and the journey takes 4h 40m. FlixBus also services this route every 4 hours.