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Llantwit Major to Merthyr Tydfil trains

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Trip Overview

The average train between Llantwit Major and Merthyr Tydfil takes 2h 31m and the fastest train takes 2h 9m. There is a train service every few hours from Llantwit Major to Merthyr Tydfil. 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 31m
Duration
42 mi
Distance
£17
Average price
Hourly
Frequency

Train

best
  1. Take the train from Llantwit Major to Cardiff Centraltrain train Bridgend - Rhymney / ...
  2. Take the train from Cardiff Central to Merthyr Tydfiltrain train Aberdare - Merthyr Tydfil / ...
2h 10m
£14–23

Llantwit Major to Merthyr Tydfil train times

Trains run hourly between Llantwit Major and Merthyr Tydfil. The earliest departure is at 5:54 AM in the morning, and the last departure from Llantwit Major is at 10:54 PM which arrives into Merthyr Tydfil at 6:33 AM. All services require a transfer, and take on average 2h 31m. The schedules shown below are for the next available departures.

Departing Friday, October 9, 2026

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    Arrives next day

    Transport for WalesTransport for Wales2h 10m • 1 change

Departing Saturday, October 10, 2026

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    Transport for WalesTransport for Wales2h 9m • 1 change

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    Transport for WalesTransport for Wales2h 9m • 1 change

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    Transport for WalesTransport for Wales2h 9m • 1 change

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    Transport for WalesTransport for Wales2h 9m • 1 change
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Departing Sunday, October 11, 2026

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    Transport for WalesTransport for Wales2h 36m • 1 change

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    Transport for WalesTransport for Wales2h 36m • 1 change

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    Transport for WalesTransport for Wales2h 36m • 1 change

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    Transport for WalesTransport for Wales2h 36m • 1 change
  • Show more

Departing Monday, October 12, 2026

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    Transport for WalesTransport for Wales2h 9m • 1 change

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    Transport for WalesTransport for Wales2h 9m • 1 change

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    Transport for WalesTransport for Wales2h 9m • 1 change

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    Transport for WalesTransport for Wales2h 9m • 1 change
  • Show more

Departing Tuesday, October 13, 2026

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    Transport for WalesTransport for Wales2h 9m • 1 change

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    Transport for WalesTransport for Wales2h 9m • 1 change

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    Transport for WalesTransport for Wales2h 9m • 1 change

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    Transport for WalesTransport for Wales2h 9m • 1 change
  • Show more

Frequently asked questions

Want to know about travelling from Llantwit Major to Merthyr Tydfil? 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 Llantwit Major to Merthyr Tydfil.ExpandLaunch map view
  • Distance: 41.6 mi
  • Duration: 2h 31m

What companies run services between Llantwit Major, Wales and Merthyr Tydfil, Wales?

You can take a train from Llantwit Major to Merthyr Tydfil via Cardiff Central in around 2h 10m.

Operators