The average bus between Cardiff and Maidenhead takes 4h 55m and the fastest bus takes 4h 22m. The bus service runs several times per day from Cardiff to Maidenhead. 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 4 hours between Cardiff and Maidenhead. The earliest departure is at 2:35 AM at night, and the last departure from Cardiff is at 2:40 PM which arrives into Maidenhead at 7:35 PM. All services require a transfer, and take on average 4h 55m. The schedules shown below are for the next available departures.

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Want to know about travelling from Cardiff to Maidenhead? 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 Cardiff to Maidenhead. However, there are services departing from Cardiff station and arriving at Maidenhead station via Heathrow Terminal 5. The journey, including transfers, takes approximately 4h 55m.
Cardiff to Maidenhead bus services, operated by National Express, depart from Sophia Gardens station.
Cardiff to Maidenhead bus services, operated by National Express, arrive at Saint-Cloud Way station.
The distance between Cardiff and Maidenhead is 170.3 km. The road distance is 245 km.
You can take a bus from Sophia Gardens to Saint-Cloud Way via Heathrow Terminal 5 in around 4h 42m.