Train Cardiff to Merthyr Tydfil: Trip Overview
Please note, this information is subject to change.
Train Companies
Based on 7 reviews, the company was rated 3.2 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 US$9.00
Cardiff to Merthyr Tydfil Train
Busbud shows you the best train ticket fares and train schedules so you can plan and book a trip by train easily from Cardiff to Merthyr Tydfil.
We make it our job to connect you with the most dependable companies that offer train services from Cardiff to Merthyr Tydfil.
Discover how much the train trip from Cardiff to Merthyr Tydfil will cost you. Use our filters and sorting features to find the cheapest train tickets or high-end trains.
Frequently asked questions on the trip Cardiff - Merthyr Tydfil
How much does a cheap train ticket from Cardiff to Merthyr Tydfil cost?
The average train ticket price from Cardiff to Merthyr Tydfil is US$9. 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, although the fastest train will take about 57m. 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 12. 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.
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 14 May 2025 with a price of US$9To 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 US$9 to US$9 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 US$9, which is on 2025-05-21.
About Train Travel
Train Travel Tips
Do you like to go fast? With high-speed trains going faster than 300 km/h on certain routes, the time will fly by. Taking a train between Cardiff and Merthyr Tydfil is also a great way to travel to arrive in the city centre and save more time for your stay in Merthyr Tydfil.
Whether you take a regional or high-speed train to Merthyr Tydfil, you’ll help reduce the environmental impact and carbon footprint of your trip. As you watch the landscapes unfold before your eyes, you can tell yourself that with this choice, you are making sure they remain protected.
With up to 30x less CO2 emissions for your train journey between Cardiff and Merthyr Tydfil, the train is an ecological alternative to flights or personal cars.
Tune out to the fine sounds of your best music playlist on your train trip from Cardiff to Merthyr Tydfil while indulging in miles on end of beautiful scenic views.
Did you know?
The first high-speed train line was inaugurated in 1964, in Japan, to connect Tokyo with Osaka. It was during the Olympics that the first passengers travelled aboard the Shinkansen at a speed of 210 km / h.
One of the deepest train stations in the world is in Kiev. Located at a depth of 105m, it was designed in this way to serve as a shelter in the event of an attack. The second deepest station is in China. Badaling station is located 60m under the Great Wall of China!
Japanese trains are always on time. It is extremely infrequent to see breakdowns during peak periods. In the event of a delay of more than 5 minutes, the crew will personally apologise to each passenger.
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