8 Workout Zones. 4KM Running.A Challenge You'll Always Remember!
London · 25 · 26 · 27 September 2026
Get tickets before its too late!
FLATOUT combines running and functional workout zones into one high-energy race experience. Guided by local gyms, powered by live crowds, and built for every fitness level.
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What is Flatout?
FLATOUT is a full race-day challenge built to test your pace, power, and mindset.
You'll take on 4KM of total running, broken into 8 x 500M runs, with a functional workout station waiting after every run.
Every zone is led by a local gym, with a live DJ, MCs, spectators, and a unique venue atmosphere. FLATOUT becomes an experience you feel from the first run to the final sprint.
Choose
Your
Challenge
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Start with Open
Tough but achievable. OPEN is made for people who train consistently and want a clear challenge to work towards.
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Compete in Pro
For advanced athletes. Wearing a weighted vest, heavier weights, faster pace. Built for those who train hard and race harder.
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Team up with Doubles
Two people, one course. Split the stations, support each other and take on the challenge side by side.
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Bring your crew in Relay
Four teammates. Two zones each. Full of energy, fast transition, shared effort — perfect for corporates or returnees to fitness.
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Built for NextGen
Built for young athletes aged 8-15, NextGen introduces participants to the Flatout race experience through age-appropriate running and workout zones. It gives active youngsters a structured challenge to work towards while encouraging movement, effort, and enjoyment in a supportive race-day environment.
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Designed for SideKicks
Designed for one adult and one junior participant, Sidekicks turns the Flatout course into a shared challenge. Teams take on workout zones together, support each other throughout the event, and experience the satisfaction of reaching the finish line side by side.
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How Flatout Works
FLATOUT is designed to give your training a clear goal and your race day a real challenge. Choose the format that suits you, train with purpose, then take on 8 high-energy zones built to test your running, strength, and endurance.
About Us
OUR
TESTIMONIALS
Real stories from previous participants. Hear how Flatout events have inspired teamwork, determination, and lasting connections.
Learn MoreThe whole experience was electric. Good choice of activities.
The staff on each section were helpful and wanted you to succeed.
Really loved the energy. The support from all the crew at each station really helped with motivation.
The feeling of accomplishment at the end was amazing!
Get In
Touch
Have a question or want to join the next event? Get in touch — we'd love to hear from you.
info@weareflatout.co.uk