The average bus between Cardiff and Egham takes 4h 28m and the fastest bus takes 3h 46m. The bus service runs several times per day from Cardiff to Egham. 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 2 hours between Cardiff and Egham. The earliest departure is at 2:35 AM at night, and the last departure from Cardiff is at 4:40 PM which arrives into Egham at 9:22 PM. All services require a transfer, and take on average 4h 28m. The schedules shown below are for the next available departures.

4h 18m • 1 change

3h 59m • 1 change

4h 11m • 1 change

4h 15m • 1 change

4h 18m • 1 change

3h 59m • 1 change

4h 11m • 1 change

4h 15m • 1 change

4h 18m • 1 change

3h 59m • 1 change

4h 11m • 1 change

4h 15m • 1 change

4h 12m • 1 change

3h 51m • 1 change

4h 1m • 1 change

4h 7m • 1 change
Want to know about travelling from Cardiff to Egham? 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 Egham. However, there are services departing from Cardiff station and arriving at Egham station via Heathrow Terminal 5. The journey, including transfers, takes approximately 4h 28m.
Cardiff to Egham bus services, operated by National Express, depart from Sophia Gardens station.
Cardiff to Egham bus services, operated by National Express, arrive at Heathrow Terminal 5 station.
Book your Cardiff to Egham bus tickets online with National Express, First Berkshire & The Thames Valley and Carlone Buses.
The distance between Cardiff and Egham is 182.1 km. The road distance is 235 km.
National Express operates a bus from Sophia Gardens to Heathrow Terminal 5 hourly. Tickets cost £26–65 and the journey takes 3h 15m.