The average bus between Egham and Cardiff takes 4h 45m and the fastest bus takes 4h 6m. There is a bus service every few hours from Egham 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 hourly between Egham and Cardiff. The earliest departure is at 5:45 AM in the morning, and the last departure from Egham is at 7:44 PM which arrives into Cardiff at 12:50 AM. All services require a transfer, and take on average 4h 45m. The schedules shown below are for the next available departures.

4h 14m • 1 change

4h 51m • 1 change

4h 11m • 1 change

5h 19m • 1 change

4h 50m • 1 change

5h 1m • 1 change

4h 14m • 1 change

4h 51m • 1 change

4h 50m • 1 change

5h 1m • 1 change

4h 14m • 1 change

5h 1m • 1 change

5h 15m • 1 change

4h 50m • 1 change

4h 10m • 1 change

4h 52m • 1 change
Want to know about travelling from Egham 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 Egham to Cardiff. However, there are services departing from Egham station and arriving at Cardiff station via Sophia Gardens. The journey, including transfers, takes approximately 4h 45m.
Egham to Cardiff bus services, operated by First Berkshire & The Thames Valley, depart from Heathrow Terminal 5 station.
Egham to Cardiff bus services, operated by First Berkshire & The Thames Valley, arrive at Sophia Gardens station.
The distance between Egham and Cardiff is 182.1 km. The road distance is 239 km.
National Express operates a bus from Heathrow Terminal 5 to Sophia Gardens hourly. Tickets cost £27–65 and the journey takes 3h 20m.