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Duration 5h 6m
Distance 153.3 miles
Average price £17
Frequency Daily

Trip overview

The average bus between Cardiff and Watford takes 5h 6m and the fastest bus takes 5h 4m. There is at least one bus per day from Cardiff to Watford. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.


  1. Cardiff, Kingsway GQ
  2. Watford
5h 15m
£16 - £23

Cardiff to Watford bus times

Buses run once daily between Cardiff and Watford. The service departs Cardiff at 16:00 in the afternoon, which arrives into Watford at 21:07. All services require a transfer, and take on average 5h 6m. The schedules shown below are for the next available departures.

Frequently asked questions

Want to know about travelling from Cardiff to Watford? 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.

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Some travel restrictions may still be in place within United Kingdom. For the latest travel status, please check the official page for United Kingdom.

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No, there is no direct bus from Cardiff to Watford. However, there are services departing from Cardiff, Kingsway GQ and arriving at Watford, St Mary's Road via Heathrow Central Bus Station and Harrow Bus Station. The journey, including transfers, takes approximately 5h 15m.

More details

The distance between Cardiff and Watford is 121 miles. The road distance is 153.3 miles.

Get driving directions

Cardiff to Watford bus services, operated by Megabus UK, depart from Cardiff, Kingsway GQ station.

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Cardiff to Watford bus services, operated by Megabus UK, arrive at Heathrow Central Bus Station.

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There are 19439+ hotels available in Watford. Prices start at £75 per night.

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What companies run services between Cardiff and Watford?

Megabus UK operates a bus from Cardiff, Kingsway GQ to Heathrow Central Bus Station once daily. Tickets cost £11 - £19 and the journey takes 3h 25m.
Bus operators

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