Triathlon Challenge Events

Whether you are an experienced triathlete or looking to tackle your first swim-bike-run event, Team Rainbow Trust offers exciting opportunities to challenge yourself while raising vital funds for families caring for a seriously ill child. From classic triathlon events to multi-discipline endurance challenges, every mile you swim, cycle and run helps make a real difference.

About the Challenges

Rainbow Trust partners with leading event organisers to offer access to a variety of triathlon and endurance events across the UK. Participants can choose from beginner-friendly races, sprint triathlons, open water challenges and demanding multi-sport adventures designed to test physical and mental resilience.

Many triathlon-style events offer different distances and formats, making them suitable for a wide range of abilities and fitness levels. Whether you want to race competitively, complete a personal goal or take part as part of a relay team, there is a challenge to suit you.

Why Take Part for Rainbow Trust?

Every challenge completed for Rainbow Trust helps support families who have a child with a life-threatening or serious illness. Family Support Workers provide practical and emotional support tailored to each family’s needs, helping parents, carers and siblings through some of the most difficult times imaginable.

By joining Team Rainbow Trust, you’ll become part of a supportive fundraising community while achieving something truly extraordinary.

What You’ll Receive

• A Rainbow Trust triathlon or challenge vest
• Dedicated fundraising support and resources
• Training guidance and motivation
• Support from the Rainbow Trust events team
• Encouragement throughout your fundraising journey
• The opportunity to make a real difference for seriously ill children and their families

Challenge Highlights

• Take on swim, cycle and run challenges across the UK
• Choose from triathlons, endurance races and adventure challenges
• Push yourself physically and mentally
• Experience incredible race-day atmospheres and scenic routes
• Take part solo or as part of a team
• Improve your fitness while supporting an important cause
• Raise vital funds for families facing serious childhood illness
• Join Team Rainbow Trust and achieve something unforgettable

Is This Challenge for Me?

Triathlon and endurance events are suitable for a wide range of fitness levels, with many events offering beginner, sprint and relay options alongside more advanced endurance challenges. Training beforehand is strongly recommended, particularly for longer or multi-discipline events.

Whether your goal is to complete your very first triathlon or push yourself to a new endurance milestone, Team Rainbow Trust will support you every step of the way.