The average bus between Maidenhead and Cardiff takes 5h 11m and the fastest bus takes 4h 16m. The bus service runs several times per day from Maidenhead to Cardiff. 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 Maidenhead and Cardiff. The earliest departure is at 5:35 AM in the morning, and the last departure from Maidenhead is at 8:31 PM which arrives into Cardiff at 4:00 AM. All services require a transfer, and take on average 5h 11m. The schedules shown below are for the next available departures.

5h 25m • 1 change

5h 30m • 1 change

4h 36m • 1 change

5h 6m • 1 change

5h 25m • 1 change

5h 30m • 1 change

4h 36m • 1 change

5h 16m • 1 change

5h 25m • 1 change

5h 30m • 1 change

4h 45m • 1 change

5h 16m • 1 change

4h 21m • 1 change

5h 1m • 1 change

4h 21m • 1 change

5h 11m • 1 change

5h 24m • 1 change

5h 39m • 1 change

6h 23m • 1 change

4h 21m • 1 change
Want to know about travelling from Maidenhead to Cardiff? 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 Maidenhead to Cardiff. However, there are services departing from Maidenhead station and arriving at Cardiff station via Heathrow Terminal 5. The journey, including transfers, takes approximately 5h 11m.
Maidenhead to Cardiff bus services, operated by Thames Valley Buses, depart from Market Street station.
Maidenhead to Cardiff bus services, operated by Thames Valley Buses, arrive at Sophia Gardens station.
Book your Maidenhead to Cardiff bus tickets online with Thames Valley Buses and National Express.
The distance between Maidenhead and Cardiff is 170.3 km. The road distance is 249 km.
You can take a bus from Market Street to Sophia Gardens via Heathrow Terminal 5 in around 4h 46m.