Previously seen trips
| 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, and with fares starting at just $12, 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 $12
Frequently asked questions about travelling from Cardiff to Merthyr Tydfil by train
Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.
How much is the train ticket from Cardiff to Merthyr Tydfil?
The cheapest train tickets from Cardiff to Merthyr Tydfil start at $12. The average price for this train route is around $13. Busbud recommends booking your tickets in advance to increase your chances of getting the lowest possible price.
How long is the train ride from Cardiff to Merthyr Tydfil?
The average train trip from Cardiff to Merthyr Tydfil takes 1h and covers 33 km. The quickest train gets you there in 56m and is operated by Transport for Wales.
Which train operators serve the Cardiff to Merthyr Tydfil route?
Several major train operators serve this route, with 10 trains available per day.
What are the earliest and latest departure times for the train from Cardiff to Merthyr Tydfil?
The earliest train from Cardiff to Merthyr Tydfil departs at 7:04am. The latest train departs at 10:34pm.
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 Dec 17, 2025 with a price of $11To 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 $11 to $12 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 $11 which is on 2025-12-19.
