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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 1h 39m and the fastest bus takes 1h 23m. 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.

1h 39m
Duration
27 mi
Distance
£14
Average price
Every 3 hours
Frequency

Bus

best
  1. Take the bus from Merthyr Bus Station 8 to Greyfriars Road GJbus bus X4
1h 19m
£10–15

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 6:52 PM. All services require a transfer at Greyfriars Road GJ and take an average of 1h 39m. The schedules shown below are for the next available departures.

Departing Thursday, October 22, 2026

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    Stagecoach South WalesCardiff BusCardiff Bus1h 37m • 2 changes

Departing Friday, October 23, 2026

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    Stagecoach South WalesCardiff BusCardiff Bus1h 51m • 2 changes

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    Stagecoach South WalesCardiff BusCardiff Bus2h 1m • 2 changes

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    Stagecoach South WalesCardiff BusCardiff Bus1h 37m • 2 changes

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    Stagecoach South WalesCardiff BusCardiff Bus1h 27m • 2 changes
  • Show more

Departing Saturday, October 24, 2026

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    Stagecoach South WalesCardiff BusCardiff Bus1h 51m • 2 changes

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    Stagecoach South WalesCardiff BusFirst South & West Wales1h 26m • 2 changes

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    Stagecoach South WalesCardiff BusCardiff Bus1h 27m • 2 changes

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    Stagecoach South WalesCardiff BusCardiff Bus1h 49m • 2 changes
  • Show more

Departing Monday, October 26, 2026

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    Stagecoach South WalesCardiff BusCardiff Bus1h 51m • 2 changes

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    Stagecoach South WalesCardiff BusCardiff Bus2h 1m • 2 changes

  •  → 

    Stagecoach South WalesCardiff BusCardiff Bus1h 51m • 2 changes

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    Stagecoach South WalesCardiff BusCardiff Bus1h 27m • 2 changes
  • Show more

Departing Tuesday, October 27, 2026

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    Stagecoach South WalesCardiff BusCardiff Bus1h 51m • 2 changes

  •  → 

    Stagecoach South WalesCardiff BusCardiff Bus2h 1m • 2 changes

  •  → 

    Stagecoach South WalesCardiff BusCardiff Bus1h 51m • 2 changes

  •  → 

    Stagecoach South WalesCardiff BusCardiff Bus1h 27m • 2 changes
  • Show more

Departing Wednesday, October 28, 2026

  •  → 

    Stagecoach South WalesCardiff BusCardiff Bus1h 51m • 2 changes

  •  → 

    Stagecoach South WalesCardiff BusCardiff Bus2h 1m • 2 changes

  •  → 

    Stagecoach South WalesCardiff BusCardiff Bus1h 51m • 2 changes

  •  → 

    Stagecoach South WalesCardiff BusCardiff Bus1h 27m • 2 changes
  • 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: 26.6 mi
  • Duration: 1h 39m

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