Train
Driving
Merthyr Tydfil to Cardiff
Updated: 28 May 2026
The journey from Merthyr Tydfil to Cardiff covers approximately 40 km. The most practical way to travel is by train, which runs directly from Merthyr Tydfil station to Cardiff Central. The journey takes around 1 hour. Cardiff is the capital of Wales and is famous for its castle, stadium, and vibrant city centre. It is a popular destination for those looking to enjoy the culture and history of Wales.
Total Distance: 40 km by road, 35 km straight-line.
Fastest Way
Driving, taking 45 minutes.
Cheapest Way
Train tickets purchased on the day or via the Transport for Wales app.
Compare Merthyr Tydfil to Cardiff Routes
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Direct
|
Direct
|
|
|---|---|---|
| Duration | 1 hour | 45 mins |
| Avg Price | 8-15 GBP | 10-15 GBP fuel |
| Operator | Transport for Wales | Personal Vehicle |
| Route | Merthyr Tydfil to Cardiff Central. | A470 south to Cardiff. |
| Tip | The train is very frequent and reliable. | The A470 can be busy during rush hour; allow extra time. |
Travel Tips
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BookingYou can buy tickets at the station or on the train app.
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FootwearWear comfortable shoes for walking around the city centre.
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MapsDownload a city map to help navigate the city.
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ParkingUse the public car parks in the city centre.
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WiFiMost trains offer free WiFi for passengers.
Safety Tips
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Station SafetyStay alert in busy stations and keep your belongings close.
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Night TravelUse licensed taxis when traveling late at night.
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EmergencyKeep local emergency numbers saved in your phone.
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ValuablesKeep your bags secure in crowded tourist areas.
People Also Ask
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Is there a direct train?Yes, there is a direct service from Merthyr Tydfil to Cardiff Central.
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How long is the walk to the castle?It is a 10-minute walk from the station.
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Is Cardiff dog friendly?Yes, many shops and cafes welcome dogs.
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Are there taxis at the station?Yes, there is a taxi rank right outside.
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Can I visit the stadium?Yes, tours are available for the public.
Quick Info
- From Merthyr Tydfil, Wales, United Kingdom
- To Cardiff, Cardiff, United Kingdom
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Modes
Best Time to Travel
Year-round for exploring the city centre and the bay.
Things to Do in Cardiff
1
Cardiff Castle
Explore this historic castle in the heart of the city. It has a long and fascinating history.
2
Principality Stadium
Visit the home of Welsh rugby. It is an iconic landmark in the city.
3
Cardiff Bay
Enjoy the waterfront. It is a great place for dining and entertainment.
4
National Museum Cardiff
See the extensive collection of art and history. It is a must-visit for culture lovers.
Tags
Merthyr to Cardiff train
Transport for Wales
travel to Cardiff
South Wales travel
fastest way to Cardiff
Merthyr transport
Cardiff Castle
UK rail guide
train tickets Merthyr
Cardiff city guide
