The average bus between Porth and Ystrad Mynach takes 1h 40m and the fastest bus takes 1h 15m. There is a bus service every few hours from Porth to Ystrad Mynach. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run hourly between Porth and Ystrad Mynach. The earliest departure is at 6:45 AM in the morning, and the last departure from Porth is at 8:21 PM which arrives into Ystrad Mynach at 9:36 PM. All services require a transfer, and take on average 1h 40m. The schedules shown below are for the next available departures.

1h 29m • 1 change
1h 44m • 1 change
1h 51m • 1 change
1h 50m • 1 change
1h 24m • 1 change
1h 42m • 1 change
1h 42m • 1 change
1h 40m • 1 change
1h 29m • 1 change
1h 44m • 1 change
1h 51m • 1 change
1h 50m • 1 changeWant to know about travelling from Porth to Ystrad Mynach? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Porth to Ystrad Mynach. However, there are services departing from Porth station and arriving at Ystrad Mynach station via Caerphilly Interchange Stand 7. The journey, including transfers, takes approximately 1h 40m.
Porth to Ystrad Mynach bus services, operated by Stagecoach South Wales, depart from Porth Interchange Bay 4 station.
Porth to Ystrad Mynach bus services, operated by Stagecoach South Wales, arrive at Post Office station.
The distance between Porth and Ystrad Mynach is 12.2 km. The road distance is 31 km.
You can take a bus from Porth Interchange Bay 4 to Post Office via Caerphilly Interchange Stand 9 in around 1h 38m.