Relay triathlons in UK in June 2026
Find relay triathlons in UK in June 2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
Filter by date
Filter by place
MapEvent listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sun 7 Jun 2026
- £155-£175
ATW Grafman Middle Distance Triathlon
Take on a superb middle distance triathlon at the fantastic Grafham Water. Suitable for all abilites, with a challenging, but achievable course, and custom medal at the finish line.
- Chip timing
- Enter online
- Undulating
- Age 18 & over
- 1900 m lake swimming
- 90 km road cycling + 1680 ft ascent
- 21 km multi terrain running + 0 ft ascent
- Sun 7 Jun 2026
- £70-£90
Dartmouth Triathlon | Sprint
Swim in the clear waters of Blackpool Sands, then take a scenic coastal bike route featuring Devon's flattest road, then run by a stream. Plus chance to camp on the beach!
- Chip timing
- Enter online
- Age 15 & over
- 750 m sea swimming
- 20 km road cycling + 1067 ft ascent
- 5 km road running + 228 ft ascent
- Sat 20 - Sun 21 Jun 2026
- £28-£245
- 20% off
Cholmondeley Castle Triathlon and Multisport Festival
Get active in the beautiful grounds and surrounding area of stunning Cheshire in the discipline of your choice! Bring your friends and celebrate completing your challenge in the festival village.
20% off
- Families
- Newcomers
- Entertainment
- Music
- Event village
- Park
- Rural
- Age 9 & over
- Kids triathlon 5
- Novice triathlon
- Super sprint triathlon
- Sprint triathlon 2
- Olympic triathlon
- + 14 more races
- Sun 21 Jun 2026
- £62-£115
ATW Stewartby Lake Triathlon & Aquabike
Dive into the ATW Stewartby Lake Triathlon and Aquabike – a flat, fast and friendly race offering stunning lake views, smooth roads, and surefire PB potential.
- Recycling
- Newcomers
- Plastic bottle free
- Event village
- Park
- Sustainability policy
- Age 15 & over
- Sprint triathlon
- Olympic triathlon
- Sprint aquabike
- Standard aquabike
- Sun 21 Jun 2026
- £75-£110
Southend Triathlon
Take on an exciting coastal triathlon in Southend, featuring a sea swim, fast seafront cycle, and scenic run with fantastic crowd support all the way.
- Newcomers
- Event village
- Coast
- Age 18 & over
- Sprint triathlon
- Olympic triathlon
- Relay triathlon
- Standard aquabike