6

Relay triathlons in UK in May 2026

Find relay triathlons near me in UK in May 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.

The totally unique ROC format, from Abersoch Bay to the top of Wales’ highest mountain and back. Swim, Bike, Mountain, Bike, Run; THE ROC WALES is triathlon - tough and redefined.
  • Sat 9 May 2026
  • £195-£225
  • Sat 9 May 2026
  • £195-£225
Pwllheli, Gwynedd, UK

THE ROC WALES

The totally unique ROC format, from Abersoch Bay to the top of Wales’ highest mountain and back. Swim, Bike, Mountain, Bike, Run; THE ROC WALES is triathlon - tough and redefined.

  • Recycling
  • Plastic bottle free
  • Entertainment
  • Music
  • Chip timing
  • Enter online
  • Hilly
  • Mountainous
  • Event village
  • Event expo
  • Coast
  • Mountains
  • Sustainability policy
  • Plastic-free event
  • Age 18 & over
  • 1.5 km sea swimming
  • 100 km road cycling
  • 13 km multi terrain running + 3330 ft ascent
One of the most thrilling triathlons in the country on a super-exciting route with challenging ascents, descents and open roads, narrow in parts. Includes Full Weekend Festival Ticket in the price!
  • Sat 16 May 2026
  • £42.50-£102.50
  • Sat 16 May 2026
  • £42.50-£102.50
Keswick, Cumbria, UK

Keswick Mountain Festival | Sprint Triathlon

One of the most thrilling triathlons in the country on a super-exciting route with challenging ascents, descents and open roads, narrow in parts. Includes Full Weekend Festival Ticket in the price!

  • Newcomers
  • Chip timing
  • Hilly
  • Event village
  • Age 15 & over
  • 400 m lake swimming
  • 18 km road cycling
  • 5 km trail running
This triathlon returns for another successful year! It’s a superb swimming venue with quiet rolling roads for the bike course and a cracking run too. Plus there's lakeside camping available too.
  • Sun 17 May 2026
  • £82-£84
  • Sun 17 May 2026
  • £82-£84
Lifton, Devon, UK

Roadford Lake Triathlon | Standard

This triathlon returns for another successful year! It’s a superb swimming venue with quiet rolling roads for the bike course and a cracking run too. Plus there's lakeside camping available too.

  • Chip timing
  • Enter online
  • Undulating
  • Age 17 & over
  • 1500 m lake swimming
  • 46 km road cycling + 4245 ft ascent
  • 10 km road running + 1644 ft ascent
Stunning watersports venue with immaculate water quality, scenic run route, custom designed medal plus team relay option.
  • Sun 24 May 2026
  • £73-£99
  • Sun 24 May 2026
  • £73-£99
Bedford, Bedfordshire, UK

ATW Box End Sprint Triathlon

Stunning watersports venue with immaculate water quality, scenic run route, custom designed medal plus team relay option.

  • Enter online
  • Age 15 & over
  • 750 m lake swimming
  • 26 km road cycling + 558 ft ascent
  • 5 km road running + 85 ft ascent
Stunning watersports venue with immaculate water quality, scenic run route, custom designed medal plus team relay option.
  • Sun 24 May 2026
  • £94-£115
  • Sun 24 May 2026
  • £94-£115
Bedford, Bedfordshire, UK

ATW Box End Standard Triathlon

Stunning watersports venue with immaculate water quality, scenic run route, custom designed medal plus team relay option.

  • Enter online
  • Age 17 & over
  • 1500 m lake swimming
  • 40 km road cycling + 837 ft ascent
  • 10 km road running + 170 ft ascent
Challenge yourself to tackle a 100km Centurion this year, a distance made popular by the PTO race series. Ideal if you're training for a 70.3 Half-Iron or taking a step up from Standard Distance Tri.
  • Sun 24 May 2026
  • £120-£135
  • Sun 24 May 2026
  • £120-£135
Bedford, Bedfordshire, UK

ATW Box End Centurion 100km Triathlon

Challenge yourself to tackle a 100km Centurion this year, a distance made popular by the PTO race series. Ideal if you're training for a 70.3 Half-Iron or taking a step up from Standard Distance Tri.

  • Enter online
  • Undulating
  • Age 18 & over
  • 2250 m lake swimming
  • 81 km road cycling + 1674 ft ascent
  • 20 km trail running + 340 ft ascent

Search options

Back to search options