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  1. on time
    Carmarthen
    Platform 1 estimated
    02:59
    Carmarthen
    Platform 1 estimated
    03:42
    Swansea
    Platform 3 estimated
    03:50
    Swansea
    04:12
    Neath
    Platform 2 estimated
    04:22
    Neath
    Platform 2 estimated
    05:12
    Cardiff Central
    Platform 1 estimated
    05:26
    Cardiff Central
    Platform 6 estimated
    06:33
    Merthyr Tydfil
    Platform 1 estimated
    Merthyr Tydfil
    Platform 1 estimated
    3 changes
    Peak
  2. on time
    Carmarthen
    Platform 1 estimated
    02:59
    Carmarthen
    Platform 1 estimated
    03:42
    Swansea
    Platform 3 estimated
    04:58
    Swansea
    Platform 2 estimated
    05:51
    Cardiff Central
    Platform 1 estimated
    06:26
    Cardiff Central
    Platform 6 estimated
    07:33
    Merthyr Tydfil
    Platform 1 estimated
    Merthyr Tydfil
    Platform 1 estimated
    2 changes
    Peak
  3. on time
    Carmarthen
    Platform 2 estimated
    05:03
    Carmarthen
    Platform 2 estimated
    06:45
    Cardiff Central
    Platform 2 estimated
    06:56
    Cardiff Central
    Platform 6 estimated
    08:03
    Merthyr Tydfil
    Merthyr Tydfil
    1 change
    Peak
  4. Carmarthen
    Platform 2 estimated
    05:46
    Carmarthen
    Platform 2 estimated
    07:49
    Cardiff Central
    Platform 3 estimated
    07:56
    Cardiff Central
    Platform 6 estimated
    09:03
    Merthyr Tydfil
    Merthyr Tydfil
    1 change
    Peak
  5. Carmarthen
    Platform 1 estimated
    06:15
    Carmarthen
    Platform 1 estimated
    08:04
    Cardiff Central
    Platform 1 estimated
    08:26
    Cardiff Central
    Platform 6 estimated
    09:33
    Merthyr Tydfil
    Merthyr Tydfil
    1 change
    Peak
  6. on time
    Carmarthen
    Platform 1 estimated
    06:50
    Carmarthen
    Platform 1 estimated
    08:38
    Cardiff Central
    Platform 1 estimated
    08:56
    Cardiff Central
    Platform 6 estimated
    10:03
    Merthyr Tydfil
    Merthyr Tydfil
    1 change
    Peak
  7. Carmarthen
    Platform 1 estimated
    07:30
    Carmarthen
    Platform 1 estimated
    09:22
    Cardiff Central
    Platform 1 estimated
    09:41
    Cardiff Central
    Platform 6 estimated
    10:18
    Abercynon
    Platform 1 estimated
    10:40
    Abercynon
    Platform 1 estimated
    11:07
    Merthyr Tydfil
    Platform 1 estimated
    Merthyr Tydfil
    Platform 1 estimated
    2 changes
    Peak
  8. Carmarthen
    Platform 1 estimated
    08:01
    Carmarthen
    Platform 1 estimated
    09:45
    Cardiff Central
    Platform 2 estimated
    10:26
    Cardiff Central
    Platform 6 estimated
    11:33
    Merthyr Tydfil
    Merthyr Tydfil
    1 change
    Peak
  9. Carmarthen
    Platform 2 estimated
    08:15
    Carmarthen
    Platform 2 estimated
    09:03
    Swansea
    Platform 1 estimated
    09:10
    Swansea
    Platform 3 estimated
    10:18
    Cardiff Central
    Platform 1 estimated
    10:26
    Cardiff Central
    Platform 6 estimated
    11:33
    Merthyr Tydfil
    Merthyr Tydfil
    2 changes
    Peak
  10. Carmarthen
    Platform 1 estimated
    09:00
    Carmarthen
    Platform 1 estimated
    10:48
    Cardiff Central
    Platform 2 estimated
    10:56
    Cardiff Central
    Platform 6 estimated
    12:03
    Merthyr Tydfil
    Merthyr Tydfil
    1 change
    Peak

Journey information from Carmarthen to Merthyr Tydfil

  • Train Fares from: £8.40
  • Fastest route:
  • Slowest route:
  • Average journey time:
  • Changes: 1 to 2
  • How long does it take to travel from Carmarthen to Merthyr Tydfil by train?

    The average journey time between Carmarthen and Merthyr Tydfil is . The fastest journey time is . On an average weekday, there are 24 trains per day travelling from Carmarthen to Merthyr Tydfil. The journey time may be longer on weekends and holidays.

    Avg. Duration
  • Are there direct trains from Carmarthen to Merthyr Tydfil?

    No, it is not possible to travel from Carmarthen to Merthyr Tydfil without having to change trains. Use our journey planner above to get direct train times from Carmarthen to Merthyr Tydfil.

    No direct trains possible
  • What is the distance between Carmarthen and Merthyr Tydfil?

    The distance between Carmarthen and Merthyr Tydfil is 40 miles.

    Distance: 40 miles
  • What time is the first train from Carmarthen to Merthyr Tydfil?

    The first train from Carmarthen to Merthyr Tydfil departs at .

    What time is the last train from Carmarthen to Merthyr Tydfil?

    The last train from Carmarthen to Merthyr Tydfil departs at .

    First train
    Last train
    No sleeper services are available. There may also be fewer services on weekends and public holidays; use the Journey Planner above to search for a specific train on your chosen travel date.
  • Savings tips for Carmarthen to Merthyr Tydfil

    • If you take this train more than 3 times per week, you may be able save money with a Season Ticket. Find out more and see if you can buy a season ticket for Carmarthen to Merthyr Tydfil here.
    • Use a railcard. National Railcards offer up to 1/3 off train tickets and offer great value for money if you travel by train several times a year. Find out more about railcards here.
    For more tips on saving money on train travel read our cheap train tickets guide here.

Find journey information for Merthyr Tydfil to Carmarthen