29

Triathlons in South East

Find triathlons near me in South East for 2025/2026 - search by date or place, display on a map or use the advanced search to find your perfect race.

Search by month

Search by place

Map

Events near me

Click an event for full event details, location, route, sustainability, what's included and how to enter.

Take on this multi-activity event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
  • Sun 25 May
  • £58-£120
  • Sun 25 May
  • £58-£120
Windsor, Buckinghamshire, UK

Dorney Triathlon | May

Take on this multi-activity event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.

  • Recycling
  • Newcomers
  • Event village
  • Sustainability policy
  • Age 15 & over
  • Super sprint triathlon
  • Sprint triathlon
  • Olympic triathlon
  • Sprint aquabike
  • Standard aquabike
Incorporating Sprint Triathlon 2026 World Championships Qualifier! Dorney Lake Events provides you with an opportunity to race like an elite around this unique and inspiring Olympic venue.
  • Sun 25 May
  • £80
  • Sun 25 May
  • £80
Windsor, Buckinghamshire, UK

Dorney Lake Draft-Legal Triathlon

Incorporating Sprint Triathlon 2026 World Championships Qualifier! Dorney Lake Events provides you with an opportunity to race like an elite around this unique and inspiring Olympic venue.

  • Newcomers
  • Enter online
  • Flat
  • Event village
  • Age 15 & over
  • 750 m lake swimming
  • 19 km road cycling
  • 5 km road running
Take on this multi-activity event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
  • Wed 28 May
  • £58-£78
  • Wed 28 May
  • £58-£78
Windsor, Buckinghamshire, UK

Midweek Dorney Triathlon | May

Take on this multi-activity event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.

  • Newcomers
  • Event village
  • Sustainability policy
  • Age 15 & over
  • Super sprint triathlon
  • Sprint triathlon
  • Sprint aquabike
Take on a multi-activity or distance event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
  • Sat 7 Jun
  • £58-£120
  • Sat 7 Jun
  • £58-£120
Windsor, Buckinghamshire, UK

Dorney Triathlon | June

Take on a multi-activity or distance event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.

  • Recycling
  • Newcomers
  • Event village
  • Sustainability policy
  • Age 15 & over
  • Super sprint triathlon
  • Sprint triathlon
  • Olympic triathlon
  • Sprint aquabike
  • Standard aquabike
Take on this multi-activity event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
  • Wed 2 Jul
  • £58-£78
  • Wed 2 Jul
  • £58-£78
Windsor, Buckinghamshire, UK

Midweek Dorney Triathlon | July

Take on this multi-activity event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.

  • Recycling
  • Newcomers
  • Event village
  • Sustainability policy
  • Age 15 & over
  • Super sprint triathlon
  • Sprint triathlon
  • Sprint aquabike
A superb summer's day of running and triathlon at the stunning Olympic venue which boasts fast, flat courses with closed roads and ideal swimming conditions. A must for your schedule this year.
  • Sat 5 Jul
  • £22-£60
  • Sat 5 Jul
  • £22-£60
Windsor, Buckinghamshire, UK

FixAddiction Triathlon, 5K, 10K & Half Marathon

A superb summer's day of running and triathlon at the stunning Olympic venue which boasts fast, flat courses with closed roads and ideal swimming conditions. A must for your schedule this year.

  • Wheelchair users
  • Newcomers
  • Event village
  • Park
  • Age 11 & over
  • Super sprint triathlon
  • Sprint triathlon
  • 5K run
  • 10K run
  • Half marathon
Take on a multi-activity or distance event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
  • Sun 13 Jul
  • £58-£120
  • Sun 13 Jul
  • £58-£120
Windsor, Buckinghamshire, UK

Dorney Triathlon | July

Take on a multi-activity or distance event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.

  • Recycling
  • Newcomers
  • Event village
  • Sustainability policy
  • Age 15 & over
  • Super sprint triathlon
  • Sprint triathlon
  • Olympic triathlon
  • Sprint aquabike
  • Standard aquabike
Take on a multi-activity or distance event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
  • Sat 9 Aug
  • £40-£120
  • Sat 9 Aug
  • £40-£120
Windsor, Buckinghamshire, UK

Dorney Triathlon | August

Take on a multi-activity or distance event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.

  • Recycling
  • Newcomers
  • Event village
  • Sustainability policy
  • Age 15 & over
  • Super sprint triathlon
  • Sprint triathlon
  • Olympic triathlon
  • Sprint aquabike
  • Standard aquabike
  • + 1 more race
Take on a multi-activity or distance event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
  • Wed 27 Aug
  • £58-£78
  • Wed 27 Aug
  • £58-£78
Windsor, Buckinghamshire, UK

Midweek Dorney Triathlon | August

Take on a multi-activity or distance event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.

  • Recycling
  • Newcomers
  • Event village
  • Sustainability policy
  • Age 15 & over
  • Super sprint triathlon
  • Sprint triathlon
  • Sprint aquabike
The Olympic venue, Eton Dorney, offers pan-flat, traffic-free roads and a beautiful clear lake for all levels of triathletes and swimmers to enjoy in an exclusive setting.
  • Sun 21 Sep
  • £30-£97
  • Sun 21 Sep
  • £30-£97
Windsor, Buckinghamshire, UK

Eton Dorney Triathlon & Swims

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

  • Families
  • Recycling
  • Newcomers
  • Dogs allowed
  • Event village
  • Urban
  • Park
  • Rural
  • Free venue entry
  • Age 15 & over
  • Super sprint triathlon
  • Sprint triathlon
  • Olympic triathlon
  • Lake swim 4
Take on a multi-activity or distance event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
  • Sat 27 Sep
  • £58-£120
  • Sat 27 Sep
  • £58-£120
Windsor, Buckinghamshire, UK

Dorney Triathlon | September

Take on a multi-activity or distance event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.

  • Recycling
  • Newcomers
  • Event village
  • Sustainability policy
  • Age 15 & over
  • Super sprint triathlon
  • Sprint triathlon
  • Olympic triathlon
  • Sprint aquabike
  • Standard aquabike
  • Fri 18 Apr
Abingdon, Oxfordshire, UK

Radley Triathlon

  • Novice triathlon
  • Sprint triathlon
  • Sun 27 Apr
Woking, Surrey, UK

Woking Triathlon - Spring

  • Kids aquathlon 5
  • Sprint aquathlon
  • Super sprint triathlon
  • Sprint triathlon
  • Sun 27 Apr
Southampton, Hampshire, UK

Southampton Fast Twitch

  • 400 m pool swimming
  • 21 km road cycling
  • 5 km road running
  • Mon 5 May
Winchester, Hampshire, UK

Winchester Triathlon

  • Kids triathlon
  • Novice triathlon
  • Sprint triathlon
  • Mon 5 May
Tonbridge, Kent, UK

Tonbridge Triathlon

  • Sprint triathlon
  • Olympic triathlon
  • Sprint aquathlon
  • Sprint aquabike
  • Sun 11 May
Ringwood, Hampshire, UK

The Huntsman Triathlon

  • Middle aquabike
  • Sprint duathlon
  • Sprint triathlon
  • Olympic triathlon
  • Half Ironman
  • Sun 11 May
East Grinstead, West Sussex, UK

The East Grinstead Triathlon

  • Novice triathlon
  • Sprint triathlon
  • Sprint aquabike
  • Sun 18 May
Arundel, West Sussex, UK

Lezyne Arundel Lido Triathlon

  • Sprint triathlon
  • Olympic triathlon
  • Sprint aquabike
  • Standard aquabike
  • Sun 18 May
Banbury, Oxfordshire, UK

Banbury Triathlon

  • Sprint triathlon
  • Sprint aquabike
  • Super sprint triathlon
  • Sun 18 May
Sevenoaks, Kent, UK

7Oaks Triathlon/Aquabike/Duathlon

  • Sprint triathlon
  • Sprint aquabike
  • Sprint duathlon
  • Sun 25 May
Wadhurst, East Sussex, UK

Bewl Water Triathlon

  • Sprint triathlon 2
  • Olympic triathlon 2
  • Super sprint triathlon
  • Sprint aquabike
  • Standard aquabike
  • Sat 31 May
Henley-on-Thames, Oxfordshire, UK

Henley Kids Fun Triathlon

  • Kids triathlon 9
  • Sun 1 Jun
Henley-on-Thames, Oxfordshire, UK

Henley Triathlon

  • Novice triathlon 2
  • Super sprint triathlon
  • Sprint triathlon
  • Sat 7 - Sun 8 Jun
Woodstock, Oxfordshire, UK

Blenheim Palace Triathlon

  • Super sprint triathlon 2
  • Sprint triathlon 4
  • Sprint duathlon
  • Standard duathlon

Search by month

Search by place

Map

Search options

Back to search options