The cheapest and fastest trains from Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER)
Cheapest price
$8
Average price
$8
Fastest journey
57 m
Average duration
58 m
Trains per day
3
Distance
33 km
The best way to find a cheap train ticket from Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER) is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER) will cost around $8 if you buy it on the day, but the cheapest tickets can be found for only $8.
Of the 3 trains that leave Cardiff Queen Street (CDQ) for Merthyr Tydfil station (MER) on Sun, Jun 21, 3 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Sun, Jun 21 the direct trains cover the 33 km distance in an average of 58 m but if you time it right, some trains will get you there in just 57 m .
On Sun, Jun 21 the slowest trains will take 59 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.
8:30 AM0h59Cardiff Queen Street (CDQ)9:29 AMMerthyr Tydfil station (MER)$81One-way0 transfers
8:30 PM0h57Cardiff Queen Street (CDQ)9:27 PMMerthyr Tydfil station (MER)$81One-way0 transfers
11:30 AM0h59Cardiff Queen Street (CDQ)12:29 PMMerthyr Tydfil station (MER)$81One-way0 transfers
8:30 PM0h57Cardiff Queen Street (CDQ)9:27 PMMerthyr Tydfil station (MER)$81One-way0 transfers
11:30 AM0h59Cardiff Queen Street (CDQ)12:29 PMMerthyr Tydfil station (MER)$81One-way0 transfers
8:30 AM0h59Cardiff Queen Street (CDQ)9:29 AMMerthyr Tydfil station (MER)$81One-way0 transfers
Travel Information
Compare train and bus for Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER)
Omio recommends booking the train as it is the most popular option from Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER) among Omio's users. If you are prioritising price take the train with prices starting from $8. For those with little time consider booking a bus which can get you there in 56m. The ticket price range depends on the travel mode: a train costs an average of $8, and a bus costs an average of $12.
Distance: 20 miles (33 km)
Compare train with
Most popular Train | Bus | Driving |
|---|---|---|
$8 Average price Cheapest | $12 Average price | $9 Average price (fuel + tolls) |
1h 30m Average total duration 1h 0m Onboard + 30m Additional time* | 1h 26m Average total duration Fastest 56m Onboard + 30m Additional time* | 40m Average total duration (door-to-door) |
Direct Options | Direct Options | Direct Options |
This is compared to other travel options from Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER):
A train is $4 (€3) less than a bus for this route with tickets for a bus from Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER) costing on average $12 (€10).
Other travel options to Merthyr Tydfil station (MER) take longer:
Train takes on average 1h 0m.
Tickets start at around {cheapestPrice} compared to roughly {drivingPriceInCents} in fuel and tolls — a saving of about {savingsAmount}. The journey takes {durationInMinutes} versus {drivingDurationInMinutes} by car, so you'll arrive a bit later, but you can work, read, or sleep along the way rather than spending the time behind the wheel. You'll also save the hassle of parking at the other end.
Direct services run with Transport for Wales, Transport for Wales.
Driving is worth it if you're on a tight schedule, travelling as a group, or want to stop somewhere en route.
Live departures
Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER) train times
The table below shows live departures for Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER) trains for today, Saturday, June 20. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 11:07 PM Cardiff Queen Street (CDQ) | 1h00 | 12:07 AM Merthyr Tydfil station (MER) | 0 transfersDirect | |
| Sunday, June 21 | |||||
![]() | 8:30 AM Cardiff Queen Street (CDQ) | 0h59 | 9:29 AM Merthyr Tydfil station (MER) | 0 transfersDirect | |
![]() | 11:30 AM Cardiff Queen Street (CDQ) | 0h59 | 12:29 PM Merthyr Tydfil station (MER) | 0 transfersDirect | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER) by train or bus
Compare train and bus prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Jun 21
Jun 22
Jun 23
Jun 24
Jun 25
Jun 26
Jun 27
Why should you book Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER) trains with Omio?
Why book with Omio vs Transport for Wales?
- Compare with other providers: On Omio, you can not only buy tickets for Transport for Wales, but also compare tickets for the likes of Transport for Wales to find the best option for your trip from Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER).
- Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
- Compare all your options: Omio allows you to compare Transport for Wales with all available travel options, which are train and bus to ensure you get the best deal for traveling from Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER).
Why book with Omio over Wanderu?
- Multiple modes of transport: Omio allows you to compare travel options including train and bus to find the ideal travel option from Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER).
Journey information
Overview: Train from Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER)
Trains from Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER) run on average 8 times per day, taking around 1h 0m. Cheap train tickets for this journey start at $8 (€7) if you book in advance.
There are 8 trains per day. The earliest train runs at 00:08, the last at 23:07. The fastest train covers the 20 miles (33 km) distance in 57m.
Distance 20 miles (33 km) |
Average train duration 1h 0m |
Cheapest ticket price $8 (€7) |
Trains per day 8 |
Direct trains 8 |
Fastest train 57m |
First train 12:08 AM |
Last train 11:07 PM |
Cheapest Month Nov |
Cheapest Day Tue |
High Season Jan - Mar |
Low Season Oct - Dec |
Busiest Day Wed |
Least Busy Day Mon |
Train companies: Transport for Wales from Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER) trainsTransport for Wales trains will get you between Cardiff Queen Street (CDQ) and Merthyr Tydfil station (MER) from $8 (€7). With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
Transport for Wales
FAQs: Trains from Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER)
Find answers to the most common questions about traveling from Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER) by train. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest train, the cheapest option, or tips for making the most of your visit at Merthyr Tydfil station (MER), this guide helps you travel smarter and with confidence.

popular train stations
Popular train stations from Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER)
Most Cardiff Queen Street (CDQ) to Merthyr Tydfil station (MER) trains use the Cardiff Central to Merthyr Tydfil station pair. Use this guide to compare Cardiff Queen Street (CDQ) and Merthyr Tydfil station (MER) train stations on this route, check city-centre transport, alongside checking practicalities like train station facilities and services.
Getting to Cardiff Central from Cardiff city centre
Cardiff Central train station facilities and services
Cardiff Central has practical services for this route, including Wifi, Shopping, Parking, Dining, ATM, Taxis, Accessibility, WC, Hotel, Lounge, Lost and Found Office, Ticket Office, Bike Parking, Bike Rental, and Car Rental.
Food and drink
Food options include: Gourmet Coffee Bar & Kitchen, Pret a Manger, Tesco Express
Wi-Fi and ATMs
Free Wi-Fi in the station. ATMs are located outside of the main entrance.
Tickets and information
The ticket office is open Mon - Fri: 05:40 - 21:30, Sat: 05:40 - 21:30, Sun: 07:30 - 21:30.
Luggage and lost property
Lost and found is available at the station.
Parking, taxis and toilets
Available at Cardiff Central: Parking, Taxis, WC.
Bike and car services
Available at Cardiff Central: Bike Parking, Bike Rental, Car Rental.
Accessibility
Accessibility facilities are available at Cardiff Central: There is step-free access in the whole station. There are also ramps for train access and elevators in the station.
Shops, hotels and contact
Nearby hotels include Clayton Hotel Cardiff, Cardiff Marriott Hotel, Travelodge Cardiff Central.
Getting to Cardiff Queen Street from Cardiff city centre
Cardiff Queen Street train station facilities and services
Cardiff Queen Street has practical services for this route, including Parking, Dining, Taxis, Accessibility, WC, Hotel, Lost and Found Office, Ticket Office, Bike Parking, Bike Rental, and Information Desk.
Food and drink
Food and drink options are available at Cardiff Queen Street.
Tickets and information
Ticket office support is available at Cardiff Queen Street. Information desks are information available from staff: Yes - from ticket office, Helpline Contact: 03333 211202, Passenger Information Systems: Departure screens, Announcements, Arrival screens.
Luggage and lost property
Lost and found is available at the station.
Parking, taxis and toilets
Available at Cardiff Queen Street: Parking, Taxis, WC.
Bike and car services
Available at Cardiff Queen Street: Bike Parking, Bike Rental.
Accessibility
Accessibility facilities are available at Cardiff Queen Street: Staff help available: Yes, Step free access coverage: Yes, Accessible ticket machines: There are accessible ticket machines at this station, Accessible ticket machines note: The ticket machines are near the main entrance and take cash and major debit and credit cards, Accessible toilets: Yes, Ramp for train access: Yes, Wheelchairs available: No, Impaired mobility set down / pick up points available: No.
Shops, hotels and contact
Nearby hotels include Travelodge.
Getting to Cathays from Cardiff city centre
Cathays train station facilities and services
Cathays has practical services for this route, including Parking, Dining, Accessibility, Hotel, Lost and Found Office, Ticket Office, Bike Parking, Bike Rental, and Information Desk.
Food and drink
Food and drink options are available at Cathays.
Tickets and information
Ticket office support is available at Cathays. Information desks are information available from staff: Yes - from ticket office, Helpline Contact: 03333 211202, Passenger Information Systems: Departure screens, Arrival screens.
Luggage and lost property
Lost and found is available at the station.
Parking, taxis and toilets
Available at Cathays: Parking.
Bike and car services
Available at Cathays: Bike Parking, Bike Rental.
Accessibility
Accessibility facilities are available at Cathays: Staff help available: Yes, Step free access coverage: No, Step free access note: Category B3. While both platforms are step-free, there is no facility for wheelchair users, mobility scooter users or persons with reduced mobility to cross between Platform 1 and 2 due to a steep footbridge. Customers who have travelled from the Valleys and wish to access the University or the Civic Centre are advised to travel to Queen Street station, change onto a North-bound service and alight at Cathays on the return service, Accessible ticket machines: There are accessible ticket machines at this station, Accessible ticket machines note: The ticket machine(s) take cash, and major debit and credit cards. The machine on the Cardiff-bound platform is only available during staffing hours. The machine on the Pontypridd-bound platform is available all the time, Ramp for train access: Yes, Wheelchairs available: No, Impaired mobility set down / pick up points available: No.
Shops, hotels and contact
Nearby hotels include Travelodge.
Getting to Merthyr Tydfil from Merthyr Tydfil city centre
Merthyr Tydfil train station facilities and services
Merthyr Tydfil has practical services for this route, including Parking, Dining, Accessibility, Hotel, Lost and Found Office, Ticket Office, Bike Parking, and Information Desk.
Food and drink
Food and drink options are available at Merthyr Tydfil.
Tickets and information
Ticket office support is available at Merthyr Tydfil. Information desks are information available from staff: Yes - from ticket office, Helpline Contact: 03333 211202, Passenger Information Systems: Departure screens, Arrival screens.
Luggage and lost property
Lost and found is available at the station.
Parking, taxis and toilets
Available at Merthyr Tydfil: Parking.
Bike and car services
Available at Merthyr Tydfil: Bike Parking.
Accessibility
Accessibility facilities are available at Merthyr Tydfil: Staff help available: Yes, Step free access coverage: Yes, Step free access note: Category B. Step free access to the platform from the car park, Accessible car park equipment: Wheelchair users can use car park equipment at this station unaided, Accessible ticket machines: There are accessible ticket machines at this station, Accessible ticket machines note: The ticket machine(s) do not accept cash. Payment is by major debit and credit cards only, Ramp for train access: Yes, Wheelchairs available: No, Impaired mobility set down / pick up points available: No.
