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Merthyr Tydfil to Cardiff Bay buses

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Trip Overview

The average bus between Merthyr Tydfil and Cardiff Bay takes 2h 14m and the fastest bus takes 1h 25m. The bus service runs several times per day from Merthyr Tydfil to Cardiff Bay. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

2h 14m
Duration
26 mi
Distance
£11
Average price
Every 3 hours
Frequency

Bus

best
  1. Take the bus from Merthyr Bus Station 8 to Greyfriars Road GJbus bus X4
1h 39m
£9–12

Merthyr Tydfil to Cardiff Bay bus times

Buses run every 3 hours between Merthyr Tydfil and Cardiff Bay. The earliest departure is at 6:31 AM in the morning, and the last departure from Merthyr Tydfil is at 5:15 PM which arrives into Cardiff Bay at 6:44 PM. All services require a transfer at Greyfriars Road GJ and take an average of 2h 14m. The schedules shown below are for the next available departures.

Departing Tuesday, October 13, 2026

  •  → 

    Stagecoach South WalesCardiff Bus1h 25m • 1 change

  •  → 

    Stagecoach South WalesCardiff Bus1h 51m • 1 change

  •  → 

    Stagecoach South WalesCardiff Bus1h 43m • 1 change

  •  → 

    Stagecoach South WalesCardiff Bus1h 39m • 1 change
  • Show more

Departing Wednesday, October 14, 2026

  •  → 

    Stagecoach South WalesCardiff Bus1h 25m • 1 change

  •  → 

    Stagecoach South WalesCardiff Bus1h 51m • 1 change

  •  → 

    Stagecoach South WalesCardiff Bus1h 43m • 1 change

  •  → 

    Stagecoach South WalesCardiff Bus1h 39m • 1 change
  • Show more

Departing Thursday, October 15, 2026

  •  → 

    Stagecoach South WalesCardiff Bus1h 25m • 1 change

  •  → 

    Stagecoach South WalesCardiff Bus1h 51m • 1 change

  •  → 

    Stagecoach South WalesCardiff Bus1h 43m • 1 change

  •  → 

    Stagecoach South WalesCardiff Bus1h 39m • 1 change
  • Show more

Departing Friday, October 16, 2026

  •  → 

    Stagecoach South WalesCardiff Bus1h 25m • 1 change

  •  → 

    Stagecoach South WalesCardiff Bus1h 51m • 1 change

  •  → 

    Stagecoach South WalesCardiff Bus1h 43m • 1 change

  •  → 

    Stagecoach South WalesCardiff Bus1h 39m • 1 change
  • Show more

Departing Saturday, October 17, 2026

  •  → 

    Stagecoach South WalesCardiff Bus1h 52m • 1 change

  •  → 

    Stagecoach South WalesCardiff Bus1h 52m • 1 change

  •  → 

    Stagecoach South WalesCardiff Bus1h 50m • 1 change

  •  → 

    Stagecoach South WalesCardiff Bus1h 50m • 1 change
  • Show more

Frequently asked questions

Want to know about travelling from Merthyr Tydfil to Cardiff Bay? 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.

Map of how to get from Merthyr Tydfil to Cardiff Bay.ExpandLaunch map view
  • Distance: 26.3 mi
  • Duration: 2h 14m

What companies run services between Merthyr Tydfil, Wales and Cardiff Bay, Wales?

Stagecoach South Wales operates a bus from Merthyr Bus Station 8 to Greyfriars Road GJ hourly. Tickets cost £7–10 and the journey takes 1h 1m.

Operators