The average bus between Mermaid Quay and Cardiff Castle takes 32 min and the fastest bus takes 13 min. There is a bus service every few hours from Mermaid Quay to Cardiff Castle. 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 Mermaid Quay and Cardiff Castle. The earliest departure is at 12:32 AM at night, and the last departure from Mermaid Quay is at 10:53 PM which arrives into Cardiff Castle at 11:07 PM. All services require a transfer at Cardiff Bus Interchange Bay 1 and take an average of 32 min. The schedules shown below are for the next available departures.
Want to know about travelling from Mermaid Quay to Cardiff Castle? 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 Mermaid Quay to Cardiff Castle. However, there are services departing from Mermaid Quay station and arriving at Cardiff Castle station via Cardiff Bus Interchange Bay 1. The journey, including transfers, takes approximately 32 min.
Mermaid Quay to Cardiff Castle bus services, operated by Cardiff Bus, depart from Mount Stuart Square station.
Mermaid Quay to Cardiff Castle bus services, operated by Cardiff Bus, arrive at Cardiff Bridge KQ station.
The distance between Mermaid Quay and Cardiff Castle is 2.4 km. The road distance is 3 km.
You can take a bus from Mount Stuart Square to Cardiff Castle via Cardiff Bus Interchange Bay 1, Cardiff Bus Interchange Bay 10, and Cardiff Bridge KQ in around 17 min.
