Bus from Merthyr Tydfil to Cardiff
1 direct route · about 60 min · first bus 06:32, last bus 17:16 (weekdays).
Next buses to Cardiff as of 18:24
Scheduled times at the boarding stop in Merthyr Tydfil, from the operators' timetables — they update automatically. Open the stop for live tracking.
Direct routes
| Route | Operator | Journey time | Weekday journeys | Days | First | Last | Board at | Get off at | Calls at |
|---|---|---|---|---|---|---|---|---|---|
| X4 | Stagecoach South Wales | ~60 min | 11 | Sat 10 · no Sunday buses | 06:32 | 17:16 | Castle Bingo (nr Aldi) | Law Courts RJ (o/s) | Pentrebach, Pontypridd, Upper Boat, Treforest Industrial Estate & Nantgarw |
Times are for the first boarding point in Merthyr Tydfil on each route's weekday timetable — open the route for the full timetable, live map and every stop.
The same number runs elsewhere in the UK — see every X4 bus timetable.
Fares from Merthyr Tydfil to Cardiff
- £7.70 adult single on the X4 (Stagecoach South Wales)
Between the stops in the table above. The operators' own published fares, from the Bus Open Data Service; check with the operator before you travel.
Frequently asked questions
Which bus goes from Merthyr Tydfil to Cardiff?
The X4 (Stagecoach South Wales) runs directly from Merthyr Tydfil to Cardiff. Board at Castle Bingo (nr Aldi) and get off at Law Courts RJ (o/s); the journey takes about 60 minutes.
How long does the bus take from Merthyr Tydfil to Cardiff?
Around 60 minutes on the X4, depending on time of day and traffic. It calls at Pentrebach, Pontypridd, Upper Boat, Treforest Industrial Estate and other stops on the way.
What time is the first and last bus from Merthyr Tydfil to Cardiff?
On weekdays the first direct bus leaves around 06:32 and the last around 17:16. Check the route timetables for weekends.
How much is the bus from Merthyr Tydfil to Cardiff?
An adult single from Merthyr Tydfil to Cardiff is £7.70 on the X4 (Stagecoach South Wales), from Castle Bingo (nr Aldi) to Law Courts RJ (o/s). Prices are the operators' own published fares on the Bus Open Data Service — check with the operator before you travel. Fares on this journey are set by the operator — the England fare cap doesn't apply in Wales. Check the operator's website or Traveline Cymru for current prices.