Train
Bus
Llandeilo to Cardiff
Updated: 31 May 2026
The journey from Llandeilo to Cardiff is approximately 100 kilometers. You can travel by train via the Heart of Wales line and change at Swansea, or by bus. The journey takes about 2 hours. Cardiff is the capital of Wales, known for its castle, stadium, and vibrant city center.
Total Distance: 100 km driving, 85 km air distance.
Fastest Way
Driving, which takes about 1 hour and 30 minutes.
Cheapest Way
Bus, which is reliable and frequent.
Compare Llandeilo to Cardiff Routes
|
Connecting
|
Direct
|
|
|---|---|---|
| Duration | 2 hours | 2 hours 30 mins |
| Avg Price | 15-25 GBP | 10-15 GBP |
| Operator | Transport for Wales | National Express |
| Route | Llandeilo to Swansea, then train to Cardiff Central. | A48 to M4 motorway. |
| Tip | The connection at Swansea is usually very efficient. | Buses are more frequent than trains. |
Travel Tips
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TimetablesAlways check the train timetable as it is limited.
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Bus StopsCheck the local bus stop locations in Llandeilo.
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TicketsBuy tickets on the bus or at the station.
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TrafficThe M4 can be busy during peak hours.
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WalkingCardiff city center is very walkable.
Safety Tips
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Road SafetyThe M4 is a busy road; drive carefully.
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Station SafetyCardiff Central is busy; stay alert.
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Personal SafetyStay in well-lit areas at night.
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EmergencyDial 999 for any emergency.
People Also Ask
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Is there a direct train?No, you must change at Swansea.
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How long is the drive?Approximately 1 hour and 30 minutes.
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Are there tolls?No, the route is toll-free.
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Is it a scenic route?Yes, it follows the valley.
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Can I take a bike?Yes, on the train with a reservation.
Quick Info
- From Llandeilo, Wales, United Kingdom
- To Cardiff, Wales, United Kingdom
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Modes
Best Time to Travel
Any time of year, as it is a major city destination.
Things to Do in Cardiff
1
Cardiff Castle
Explore the historic castle in the city center.
2
Principality Stadium
Visit the home of Welsh rugby.
3
Cardiff Bay
Enjoy the waterfront, restaurants, and the Senedd.
4
National Museum Cardiff
Discover art and history in this beautiful museum.
Tags
Llandeilo to Cardiff train
bus Llandeilo to Cardiff
M4 road route
Transport for Wales
Llandeilo travel
Cardiff travel
Wales capital travel
Heart of Wales line
