Call centre open daily from 07:00 – 20:00 Call now: 0300 200 22 33 *
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The TrawsCymru T4 service is your direct link between Cardiff and Newtown, offering high quality, environmentally friendly travel and value for money fares.


Operating up to 7 times a day, the service provides:

  • Improved links between Powys, Merthyr Tydfil and Cardiff
  • Better connections to other bus and rail services along the route, low floor buses with more luggage space, coach seats and tables, improved ticketing and more attractive departure times
  • Minicom facilities
  • Free Wi-Fi
  • Serves - Lower St. Marys Street (JP) – Cardiff City Centre
  • This service is operated by Stagecoach
  • Combined hourly service with T14 on weekdays and Saturdays between Brecon and Cardiff
T4 Timetable