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Half marathons in Wales in June 2026

Find half marathons in Wales in June 2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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It's time to conquer the Cardiff Summer Half Marathon, have a morning out with family, friends, or colleagues and enjoy the stunning Bute Park then receive your superb medal!
  • Sat 6 Jun
  • £30-£35
Cardiff, UK

Conquer Cardiff Summer | Half Marathon

It's time to conquer the Cardiff Summer Half Marathon, have a morning out with family, friends, or colleagues and enjoy the stunning Bute Park then receive your superb medal!

  • 13.1 miles road running
  • Chip timing
  • Enter online
  • Flat
  • Traffic free
  • Age 17 & over
  • Sat 6 Jun
  • £45
Brecon, Powys, UK

Midnight Mountain Marathon | Half Marathon

  • 13.1 miles road running + 1425 ft ascent
  • Sun 7 Jun
  • £47
Swansea, West Glamorgan, UK

Swansea Half Marathon

  • 13.1 miles road running

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