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Sprint triathlons in UK in September 2026

Find sprint triathlons 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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Join the Aviemore Triathlon in the beautiful Cairgorms and enjoy an open water swim in the cool, calm waters of Loch Morlich and enjoy mountain biking and running on the trails of Glenmore Forest.
  • Sun 13 Sep 2026
  • £73-£96
Aviemore, Highland, UK

Aviemore Triathlon | Short Fast Durty

Join the Aviemore Triathlon in the beautiful Cairgorms and enjoy an open water swim in the cool, calm waters of Loch Morlich and enjoy mountain biking and running on the trails of Glenmore Forest.

  • Chip timing
  • Enter online
  • Age 15 & over
  • 500 m lake swimming
  • 12 km mountain biking
  • 5 km trail running
Stunning riverside venue! Swim in the beautiful River Ouse, cycle through scenic villages and run around Riverside Park in a Sprint Triathlon.
  • Sun 20 Sep 2026
  • £75
Saint Neots, Cambridgeshire, UK

ATW St Neots Sprint Triathlon | Race 1

Stunning riverside venue! Swim in the beautiful River Ouse, cycle through scenic villages and run around Riverside Park in a Sprint Triathlon.

  • Enter online
  • Age 15 & over
  • 750 m river swimming
  • 24 km road cycling + 384 ft ascent
  • 5 km road running + 0 ft ascent
The Olympic venue, Eton Dorney, offers pan-flat, traffic-free roads and a beautiful clear lake for Sprint triathletes to enjoy in an exclusive setting.
  • Sun 20 Sep 2026
  • £72-£87
Windsor, Buckinghamshire, UK

Eton Dorney Sprint Triathlon

The Olympic venue, Eton Dorney, offers pan-flat, traffic-free roads and a beautiful clear lake for Sprint triathletes to enjoy in an exclusive setting.

  • Chip timing
  • Enter online
  • Flat
  • Traffic free
  • Age 15 & over
  • 750 m lake swimming
  • 20 km road cycling + 40 m ascent
  • 5 km trail running + 7 m ascent
Take on this Sprint Triathlon and enjoy the opportunity to race around the unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
  • Sat 26 Sep 2026
  • £78-£99
Windsor, Buckinghamshire, UK

Dorney Triathlon | September | Sprint Triathlon

Take on this Sprint Triathlon and enjoy the opportunity to race around the unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.

  • Chip timing
  • Enter online
  • Flat
  • PB
  • Traffic free
  • Age 15 & over
  • 750 m lake swimming
  • 19 km road cycling
  • 5 km road running
Athletes of all levels are guaranteed to enjoy the Sprint Triathlon at this fantastic venue that has been used for award-winning triathlons, national championships and GB qualifier races!
  • Sat 26 Sep 2026
  • £75
Huntingdon, Cambridgeshire, UK

ATW Grafham Sprint Triathlon

Athletes of all levels are guaranteed to enjoy the Sprint Triathlon at this fantastic venue that has been used for award-winning triathlons, national championships and GB qualifier races!

  • Chip timing
  • Enter online
  • Flat
  • Age 15 & over
  • 750 m lake swimming
  • 17 km road cycling + 384 ft ascent
  • 5 km road running + 33 ft ascent

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