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Duration 6h 2m
Distance 41.5 miles
Average price £14
Frequency 2/day

Trip overview

The average bus between Portishead and Cardiff Bay (Water) takes 6h 2m and the fastest bus takes 2h 31m. The bus service runs several times per day from Portishead to Cardiff Bay (Water). 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. Portishead, Combe Road
  2. Cabot Circus
  3. Cardiff Bay (Water)
3h 30m
£9 - £16

Portishead to Cardiff Bay (Water) bus times

Buses run twice daily between Portishead and Cardiff Bay (Water). The earliest departure is at 10:24 in the morning, and the last departure from Portishead is at 18:25 which arrives into Cardiff Bay (Water) at 06:25. All services require a transfer, and take on average 6h 2m. The schedules shown below are for the next available departures.

Frequently asked questions

Want to know about travelling from Portishead to Cardiff Bay (Water)? 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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No, there is no direct bus from Portishead to Cardiff Bay (Water). However, there are services departing from Portishead, Combe Road and arriving at Cardiff Bay, Millennium Centre via Cabot Circus and Cardiff, Greyfriars Road GK. The journey, including transfers, takes approximately 3h 30m.

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The distance between Portishead and Cardiff Bay (Water) is 17 miles. The road distance is 41.5 miles.

Get driving directions

Portishead to Cardiff Bay (Water) bus services, operated by First, depart from Portishead, Combe Road station.

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Portishead to Cardiff Bay (Water) bus services, operated by Megabus UK, arrive at Cardiff, Kingsway GQ station.

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There are 685+ hotels available in Cardiff Bay (Water). Prices start at £75 per night.

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