There are 5 ways to get from Cardiff Castle to Mermaid Quay by train, bus, taxi, or foot
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Train
best- Take the train from Cardiff Queen Street to Cardiff Baytrain Cardiff Queen Street - Cardiff Bay / ...
24 min£1Line 27 bus, bus
- Take the bus from Law Courts RJ to Cardiff Bus Interchange Bay 2bus 136 / ...
- Take the bus from Cardiff Bus Interchange Bay 6 to Millennium Centrebus 6 / ...
34 min£2Taxi
- Take the taxi from Cardiff Castle to Mermaid Quaytaxi 2.8 mi
6 min£8–11Walk
- Take the walk from Cardiff Castle to Mermaid Quaywalk 1.7 mi
33 minBus
- Take the bus from Cardiff Bus Interchange Bay 6 to Millennium Centrebus 6 / ...
25 min£1–3
Cardiff Castle to Mermaid Quay by foot and train
Comparing Your Travel Options
The cheapest way to get from Cardiff Castle to Mermaid Quay is to train which costs £1 and takes 24 min.
The fastest way to get from Cardiff Castle to Mermaid Quay is to taxi which takes 6 min and costs £8 - £11.
Yes, there is a direct bus departing from Cardiff Bus Interchange Bay 6 and arriving at Millennium Centre. Services depart every 20 minutes, and operate every day. The journey takes approximately 12 min.
Yes, there is a direct train departing from Cardiff Queen Street and arriving at Cardiff Bay. Services depart every 20 minutes, and operate every day. The journey takes approximately 3 min.
The distance between Cardiff Castle and Mermaid Quay is 2 miles.
The best way to get from Cardiff Castle to Mermaid Quay without a car is to train which takes 24 min and costs £1.
The train from Cardiff Queen Street to Cardiff Bay takes 3 min including transfers and departs every 20 minutes.
Cardiff Castle to Mermaid Quay bus services, operated by Cardiff Bus, depart from Law Courts RJ station.
Cardiff Castle to Mermaid Quay train services, operated by Transport for Wales, depart from Cardiff Queen Street station.
The best way to get from Cardiff Castle to Mermaid Quay is to train which takes 24 min and costs £1. Alternatively, you can line 27 bus and bus, which costs £2 and takes 34 min.
What companies run services between Cardiff Castle, Wales and Mermaid Quay, Wales?
Transport for Wales operates a train from Cardiff Queen Street to Cardiff Bay every 20 minutes. Tickets cost £1 and the journey takes 3 min. Alternatively, you can take a vehicle from Cardiff Castle to Millennium Centre via Law Courts RJ and Cardiff Bus Interchange Bay 6 in around 34 min.
- Phone
- 03333 211 202
- Website
- Transport for Wales
Train from Cardiff Queen Street to Cardiff Bay
- Ave. Duration
- 3 min
- Frequency
- Every 20 minutes
- Estimated price
- £1
- Website
- Transport for Wales
- Phone
- 029 2066 6444
- [email protected]
- Website
- Cardiff Bus
Bus from Law Courts RJ to Cardiff Bus Interchange Bay 2
- Ave. Duration
- 7 min
- Frequency
- Every 10 minutes
- Estimated price
- £2
- Website
- Cardiff Bus
Bus from Cardiff Bus Interchange Bay 6 to Millennium Centre
- Ave. Duration
- 12 min
- Frequency
- Every 30 minutes
- Website
- Cardiff Bus
Bus from Cardiff Bus Interchange Bay 6 to Millennium Centre
- Ave. Duration
- 12 min
- Frequency
- Every 30 minutes
- Estimated price
- £2
- Website
- Cardiff Bus
- Phone
- 0345 646 0707
- Website
- First South & West Wales
Bus from Cardiff Bus Interchange Bay 6 to Millennium Centre
- Ave. Duration
- 6 min
- Frequency
- Hourly
- Website
- First South & West Wales
Bus from Cardiff Bus Interchange Bay 6 to Millennium Centre
- Ave. Duration
- 6 min
- Frequency
- Hourly
- Estimated price
- £3
- Website
- First South & West Wales
- Ave. Duration
- 6 min
- Estimated price
- £8–11
Capital Cabs
- Phone
- +44 29 2077 7777
- Website
- capitalcabs.co.uk
Dragon Taxis
- Phone
- +44 2920 333 333
- Website
- dragontaxis.com
Taxi2Cardiff
- Phone
- +44 2921409607
- Website
- taxi2cardiff.com
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Booking & Getting There
Cardiff Castle to Mermaid Quay bus services, operated by Cardiff Bus, arrive at Cardiff Bus Interchange Bay 2 station.
Cardiff Castle to Mermaid Quay train services, operated by Transport for Wales, arrive at Cardiff Bay station.
Book your Cardiff Castle to Mermaid Quay train tickets online with Omio.
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