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Duathlons in UK in September 2026

Find duathlons in UK in September 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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An unforgettable adventure triathlon, The Sandman has been described as one of the most beautiful and thrilling multi-terrain races in the UK, offering a unique experience for athletes of all levels.
  • Sun 27 Sep
  • £76.99-£259.99
Llanfairpwllgwyngyll, Isle of Anglesey, UK

Superfeet Sandman Triathlon and Duathlon

An unforgettable adventure triathlon, The Sandman has been described as one of the most beautiful and thrilling multi-terrain races in the UK, offering a unique experience for athletes of all levels.

  • Families
  • Trees not tees
  • Recycling
  • Beginner-friendly
  • Plastic bottle free
  • Music
  • Event village
  • Event expo
  • Rural
  • Coast
  • Free venue entry
  • Sustainability policy
  • Public transport links
  • Plastic-free event
  • Age 15 & over
  • Sprint triathlon
  • Olympic triathlon
  • Half Ironman
  • Sprint duathlon

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