The average train between Caerphilly and Cardiff Bay takes 26 min and the fastest train takes 24 min. The train runs at least 2 times per hour from Caerphilly to Cardiff Bay. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run every 30 minutes between Caerphilly and Cardiff Bay. The earliest departure is at 6:03 AM in the morning, and the last departure from Caerphilly is at 6:29 PM which arrives into Cardiff Bay at 6:53 PM. All services require a transfer, and take on average 26 min. The schedules shown below are for the next available departures.

32 min • 1 change

24 min • 1 change

27 min • 1 change

24 min • 1 change
Want to know about travelling from Caerphilly to Cardiff Bay? 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 train from Caerphilly to Cardiff Bay. However, there are services departing from Caerphilly station and arriving at Cardiff Bay station via Cardiff Queen Street. The journey, including transfers, takes approximately 26 min.
Caerphilly to Cardiff Bay train services, operated by Transport for Wales, depart from Caerphilly station.
Caerphilly to Cardiff Bay train services, operated by Transport for Wales, arrive at Cardiff Queen Street station.
Book your Caerphilly to Cardiff Bay train tickets online with Transport for Wales.
The distance between Caerphilly and Cardiff Bay is 12.8 km. The road distance is 13 km.
Transport for Wales operates a train from Caerphilly to Cardiff Queen Street every 20 minutes. Tickets cost £2–5 and the journey takes 15 min.