41 Triathlons in South East in August 2023

Find triathlons in and around South East in August 2023 - filter events by date, display on a map or use the advanced search to find your perfect race.

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  • Wed 2 Aug
  • £49-£76
Windsor, Buckinghamshire, UK

Dorney Evening Triathlon

Take on a Sprint or Super Sprint distance triathlon around Dorney Lake in 2023 and take the opportunity to race around this unique and inspiring Olympic venue!

  • Super sprint triathlon
  • Sprint triathlon
  • Sprint aquabike
  • Sun 6 Aug
  • £60-£145
Olney, Buckinghamshire, UK

Cowman Triathlon & Aquabike

BCS Events are delighted to be back in 2023 for the Cowman, Calfman and Stampede Triathlon and Aquabike events at the stunning venue of Emberton Country Park.

  • Sprint aquabike
  • Sprint triathlon
  • Standard aquabike
  • Olympic triathlon
  • Middle aquabike
  • + 1 more race
  • Sun 6 Aug
  • £70-£105
Windsor, Buckinghamshire, UK

Dorney Triathlon

Take on a Sprint or Standard distance triathlon around Dorney Lake in 2023 and take the opportunity to race around this unique and inspiring Olympic venue!

  • Sprint triathlon
  • Olympic triathlon
  • Sprint aquabike
  • Standard aquabike
  • Sun 6 Aug
  • £51-£90
Wadhurst, East Sussex, UK

Bewl Triathlon

Bewl Water Triathlon offers a Sprint or Standard distance triathlon.

  • Sprint triathlon
  • Olympic triathlon
  • Sun 6 Aug
  • £52.50-£145
Olney, Buckinghamshire, UK

Cowman Triathlon 2023

BCS Events is delighted to be back in 2023 for the Cowman, Calfman and Stampede Triathlon and Aquabike events at the stunning venue of Emberton Country Park.

  • Sprint aquabike 2
  • Middle aquabike
  • Sprint triathlon 2
  • Half Ironman
  • Sat 12 Aug
  • £50
Windsor, Berkshire, UK

Superhero Series

Fly solo or get your family & friends together for one of three super-flexible, super-fun tri distances!

  • Novice triathlon
  • Super sprint triathlon
  • Sprint triathlon
  • Sat 12 Aug
  • £50-£195
Dartford, Kent, UK

Midnight Man

Midnight Man is still the cheapest Long Distance Triathlon in the UK.

  • Sprint triathlon 2
  • Olympic triathlon
  • Ironman
  • Middle aquabike
  • Long aquabike
  • Sat 19 Aug
  • £20-£25
Steyning, West Sussex, UK

Steyning Kids Triathlon

Now in it’s 9th year, the Steyning Kids’ Triathlon takes place in the delightful market town of Steyning, West Sussex.

  • Kids triathlon 5
  • Novice triathlon 2
  • Sun 20 Aug
  • £21-£55
Windsor, Buckinghamshire, UK

Arctic One Tri and Paratri Festival

Arctic One is pleased to be hosting our Tri and Paratri festival for the 9th year.

  • Super sprint triathlon 3
  • Sprint triathlon 5
  • Sprint aquabike
  • Sun 27 Aug
  • £70-£105
Windsor, Buckinghamshire, UK

Dorney Triathlon

Take on a Sprint or Standard distance triathlon around Dorney Lake in 2023 and take the opportunity to race around this unique and inspiring Olympic venue!

  • Sprint triathlon
  • Olympic triathlon
  • Sprint aquabike
  • Standard aquabike
  • Wed 2 Aug
  • £22.95
Reading, Berkshire, UK

GO TRI Reading at Green Park - Triathlon

August event is a mid-week early evening triathlon, starting with an open water swim in the beautiful Green Park Lake, which runs alongside the concurrent annual Green Park Swim...

  • 250 m lake swimming
  • 8 km road cycling
  • 2 km road running
  • Sun 20 Aug
  • £55-£80
Wallingford, Oxfordshire, UK

The Oxfordshire Triathlon Series - August

The Oxfordshire Triathlon Series for 2023 will consist of 2 races spread across the summer, July and August.

  • 1 km lake swimming
  • 35 km road cycling
  • 7.5 km road running