Merthyr Tydfil to Cardiff Bay Trains

Merthyr Tydfil to Cardiff Bay trains

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Trip Overview

The average train between Merthyr Tydfil and Cardiff Bay takes 1h 27m and the fastest train takes 1h 14m. There is an hourly train service 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 27m
Duration: 24 mi
Distance: £9
Average price: Hourly
Frequency

Train

best

Take the train from Merthyr Tydfil to Pontypriddtrain Merthyr Tydfil - Aberdare / ...
Take the train from Pontypridd to Cardiff Baytrain Pontypridd - Cardiff Bay / ...

1h 12m

£8–13

Merthyr Tydfil to Cardiff Bay train times

Trains run hourly between Merthyr Tydfil and Cardiff Bay. The earliest departure is at 6:09 AM in the morning, and the last departure from Merthyr Tydfil is at 10:37 PM which arrives into Cardiff Bay at 6:53 AM. All services require a transfer, and take on average 1h 27m. The schedules shown below are for the next available departures.

Departing Sunday, November 8, 2026

5:39 PM → 7:22 PM
1h 43m • 1 change
6:39 PM → 8:22 PM
1h 43m • 1 change
7:39 PM → 9:22 PM
1h 43m • 1 change
9:39 PM → 6:53 AM
Arrives next day
9h 14m • 1 change

Departing Monday, November 9, 2026

6:09 AM → 7:23 AM
1h 14m • 1 change
6:39 AM → 7:53 AM
1h 14m • 1 change
7:09 AM → 8:23 AM
1h 14m • 1 change
7:39 AM → 8:53 AM
1h 14m • 1 change
Show more

Departing Tuesday, November 10, 2026

6:09 AM → 7:23 AM
1h 14m • 1 change
6:39 AM → 7:53 AM
1h 14m • 1 change
7:09 AM → 8:23 AM
1h 14m • 1 change
7:39 AM → 8:53 AM
1h 14m • 1 change
Show more

Departing Wednesday, November 11, 2026

6:09 AM → 7:23 AM
1h 14m • 1 change
6:39 AM → 7:53 AM
1h 14m • 1 change
7:09 AM → 8:23 AM
1h 14m • 1 change
7:39 AM → 8:53 AM
1h 14m • 1 change
Show more

Departing Thursday, November 12, 2026

6:09 AM → 7:23 AM
1h 14m • 1 change
6:39 AM → 7:53 AM
1h 14m • 1 change
7:09 AM → 8:23 AM
1h 14m • 1 change
7:39 AM → 8:53 AM
1h 14m • 1 change
Show more

Departing Friday, November 13, 2026

6:09 AM → 7:23 AM
1h 14m • 1 change
6:39 AM → 7:53 AM
1h 14m • 1 change
7:09 AM → 8:23 AM
1h 14m • 1 change
7:39 AM → 8:53 AM
1h 14m • 1 change
Show more

Departing Saturday, November 14, 2026

6:09 AM → 7:23 AM
1h 14m • 1 change
6:39 AM → 7:53 AM
1h 14m • 1 change
7:09 AM → 8:23 AM
1h 14m • 1 change
7:39 AM → 8:53 AM
1h 14m • 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.

Merthyr Tydfil to Cardiff Bay trains

Find Transport to Cardiff Bay

Trip Overview

Train

Merthyr Tydfil to Cardiff Bay train times

Departing Sunday, November 8, 2026

5:39 PM → 7:22 PM

6:39 PM → 8:22 PM

7:39 PM → 9:22 PM

9:39 PM → 6:53 AMArrives next day

Departing Monday, November 9, 2026

6:09 AM → 7:23 AM

6:39 AM → 7:53 AM

7:09 AM → 8:23 AM

7:39 AM → 8:53 AM

Departing Tuesday, November 10, 2026

6:09 AM → 7:23 AM

6:39 AM → 7:53 AM

7:09 AM → 8:23 AM

7:39 AM → 8:53 AM

Departing Wednesday, November 11, 2026

6:09 AM → 7:23 AM

6:39 AM → 7:53 AM

7:09 AM → 8:23 AM

7:39 AM → 8:53 AM

Departing Thursday, November 12, 2026

6:09 AM → 7:23 AM

6:39 AM → 7:53 AM

7:09 AM → 8:23 AM

7:39 AM → 8:53 AM

Departing Friday, November 13, 2026

6:09 AM → 7:23 AM

6:39 AM → 7:53 AM

7:09 AM → 8:23 AM

7:39 AM → 8:53 AM

Departing Saturday, November 14, 2026

6:09 AM → 7:23 AM

6:39 AM → 7:53 AM

7:09 AM → 8:23 AM

7:39 AM → 8:53 AM

Frequently asked questions

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

Train from Merthyr Tydfil to Pontypridd

Train from Pontypridd to Cardiff Bay

Train trips from Merthyr Tydfil

Train trips to Cardiff Bay

Alternative transport options

9:39 PM → 6:53 AM
Arrives next day