Previously seen journeys
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Train | Cardiff Queen Street | Merthyr Tydfil | No tags | ||||
| Train | Cardiff Queen Street | Merthyr Tydfil | No tags | ||||
| Train | Cardiff Queen Street | Merthyr Tydfil | No tags | ||||
| Train | Cardiff Queen Street | Merthyr Tydfil | No tags | ||||
| Train | Cardiff Queen Street | Merthyr Tydfil | No tags |
Get from Cardiff to Merthyr Tydfil
The journey takes about 1 hour 1 minute, and with fares starting at just £7, it presents an excellent value for a comfortable ride.
Train Companies
Based on 8 reviews, the company was rated 3.5 stars on Busbud. Travellers were especially satisfied with the staff and the timeliness but often complained with the ticket access. Transport for Wales ticket prices on this trip start at £7
Frequently asked questions about travelling from Cardiff to Merthyr Tydfil by train
How much does a cheap train ticket from Cardiff to Merthyr Tydfil cost?
The average train ticket price from Cardiff to Merthyr Tydfil is £7. The best way to find cheap train tickets from Cardiff to Merthyr Tydfil is to book your tickets as early as possible. Prices tend to rise as your travel date approaches, so book in advance to secure the best prices!
How long is the train trip from Cardiff to Merthyr Tydfil?
A train trip between Cardiff and Merthyr Tydfil is around 1h 1m, although the fastest train will take about 56m. This is the time it takes to travel the 21 miles that separates the two cities.
How many daily train are there between Cardiff and Merthyr Tydfil?
The number of trains from Cardiff to Merthyr Tydfil can differ depending on the day of the week. On average, there are 10. Some trains are direct while others include transferring trains. Simplify your train trip from Cardiff to Merthyr Tydfil by comparing and selecting the train that fits your travel style and budget on Busbud.
Which train companies travel from Cardiff to Merthyr Tydfil?
When taking the train from Cardiff to Merthyr Tydfil, you can travel comfortably and safely with Transport for Wales.
Find cheapest prices for trains
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Cardiff to Merthyr Tydfil was searched and found on 17 Nov 2025 with a price of £6To save money and be sure you have the best seat, it's a good idea to buy your train tickets from Cardiff to Merthyr Tydfil as early as possible.
You can expect to pay from £6 to £7 for a train ticket from Cardiff to Merthyr Tydfil based on the last 2 days. You can expect to find the cheapest price for the trip at £7, which is on 2025-11-20.
