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Olympic triathlons (standard distance) in Wales in June 2026

Find olympic triathlons (standard distance) 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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The most iconic multi-sport adventure race in Wales, combining a lake swim, brutal mountain climbs and a demanding run through Snowdonia’s dramatic, awe-inspiring landscape over Standard distance.
  • Sun 14 Jun
  • £114.99-£141.99
Caernarfon, Gwynedd, UK

Slateman Standard Triathlon

The most iconic multi-sport adventure race in Wales, combining a lake swim, brutal mountain climbs and a demanding run through Snowdonia’s dramatic, awe-inspiring landscape over Standard distance.

  • 1500 m lake swimming
  • 49.9 km road cycling + 2765 ft ascent
  • 11.7 km trail running + 1276 ft ascent
  • Chip timing
  • Enter online
  • Hilly
  • Age 18 & over
Boasting an awesome course, this event offers the sort of challenges triathletes thrive on. Pro race support, great medals, prize fund, big crowds, superb atmosphere, beach bar and live music!
  • Sat 20 Jun
  • £95-£110
Pwllheli, Gwynedd, UK

Menai Holiday Cottages Abersoch Olympic Triathlon

Boasting an awesome course, this event offers the sort of challenges triathletes thrive on. Pro race support, great medals, prize fund, big crowds, superb atmosphere, beach bar and live music!

  • 1500 m sea swimming
  • 40 km road cycling
  • 10 km multi terrain running
  • Chip timing
  • Enter online
  • GPS tracking
  • Undulating
  • Traffic free
  • Age 17 & over
Step up the challenge with a Standard Distance sea swim, rolling closed-road coastal bike leg and flat, fast run — a rewarding test in a stunning Welsh seaside setting.
  • Sun 28 Jun
  • £114.99-£141.99
Llandudno, Clwyd, UK

Wild Horse Brewing Co. Llandudno Standard Triathlon

Step up the challenge with a Standard Distance sea swim, rolling closed-road coastal bike leg and flat, fast run — a rewarding test in a stunning Welsh seaside setting.

  • 1500 m sea swimming
  • 34.75 km road cycling + 701 m ascent
  • 9.4 km road running
  • Chip timing
  • Enter online
  • Traffic free
  • Age 17 & over

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