The average bus between Cardiff and Hertfordshire takes 7h 27m and the fastest bus takes 6h 20m. There is a bus service every few hours from Cardiff to Hertfordshire. 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 Hertfordshire. The earliest departure is at 1:40 AM at night, and the last departure from Cardiff is at 4:40 PM which arrives into Hertfordshire at 11:48 PM. All services require a transfer at London Heathrow Airport and take an average of 7h 27m. The schedules shown below are for the next available departures.


6h 20m • 2 changes

6h 21m • 2 changes

7h 10m • 2 changes

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8h 5m • 2 changes

8h 10m • 2 changes

6h 38m • 2 changes

7h 34m • 2 changes

7h 10m • 2 changes

7h 5m • 2 changes

6h 38m • 2 changes

7h 34m • 2 changes

7h 10m • 2 changes

7h 5m • 2 changes

6h 38m • 2 changes

7h 34m • 2 changes

7h 10m • 2 changes

7h 5m • 2 changesWant to know about travelling from Cardiff to Hertfordshire? 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 Hertfordshire. However, there are services departing from Cardiff station and arriving at Hertfordshire station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 7h 27m.
Cardiff to Hertfordshire bus services, operated by FlixBus, depart from Sophia Gardens station.
Cardiff to Hertfordshire bus services, operated by FlixBus, arrive at Luton DART Parkway station.
The distance between Cardiff and Hertfordshire is 205.9 km. The road distance is 295 km.
You can take a bus from Sophia Gardens to Waterend Lane via London Heathrow Airport, Luton DART Parkway, Luton Airport Parkway, Harpenden, and Harpenden station in around 5h 29m.