Arriving in Merthyr Tydfil
Every day, up to 33 train depart from Cathays and arrive in Merthyr Tydfil, with the shortest journey taking 56m minutes.
Book cheap train tickets from Cathays to Merthyr Tydfil
Let's save unnecessary costs when traveling from Cathays to Merthyr Tydfil by taking trains. The best way to find cheap train tickets is through Trip.com. We offer various discounted tips that can guide you towards a more affordable journey, such as using Railcards, Season Tickets, or Split Tickets. Explore the options below for more choices.
Get 1/3 off with a Railcard
With a Railcard, you can save up to 1/3 on most rail fares. There are different types of Railcards available, such as the 16–25 Railcard, the Family & Friends Railcard, and the Senior Railcard, each designed to cater to specific groups of travelers. You can discover more about Railcards here.
Traveling during off-peak hours
The important thing to note about Off-Peak train tickets is the designated off-peak time. In large cities and towns, the off-peak time for train travel from Cathays to Merthyr Tydfil usually starts at 9:30 am from Monday to Friday, while in other areas it starts at 9:00 am. By planning your journey during these off-peak hours, you can take advantage of cheaper and more comfortable train fares, ensuring a smoother travel experience and avoiding the crowded peak hours.
Split Tickets to save an average extra 30%
Splitting your tickets involves buying separate tickets for different parts of your journey instead of one ticket for the entire trip. This method can often be cheaper and is perfectly legal. For instance, if you're traveling from A to B, you might find that purchasing a ticket from A to C, then C to B costs less than a direct ticket.
*Prices are dynamic and subject to change. Ticket prices vary based on time of day, route, and class. Prices shown do not include split ticket and Railcard discounts.