What are the opening hours?

Monday 8am - 8pm Tuesday 8am - 8pm Wednesday 8am - 8pm Thursday 8am - 8pm Friday 8am - 8pm Saturday 8am - 8pm Sunday 8am - 8pm

Flex Cardiff

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Flex Cardiff

Flex is your ultimate fitness and leisure centre in the heart of Cardiff.

16/03/2026

New week, zero excuses. 🚀 Monday is the perfect day to set the tone for the next seven days. See you on the floor!

12/03/2026

💐 Treat Mum to a session at Flex this Mother's Day! Get 20% off Flex gift cards including day passes AND memberships! Click the link in our bio to find out more

08/03/2026

This International Women’s Day, we’re honouring the strength, resilience, and ambition of every woman in our Cardiff community. Whether you’re a powerlifting pro or stepping into the gym for the very first time, Flex is your space to thrive.

To celebrate, we’re offering 50% OFF Day Passes for women all week long! 🎟️ 💃

Grab your bestie, sister, or colleague and come experience the Flex vibe for half the price!

06/03/2026

The best way to earn that weekend? A session at Flex with your favourite person⚡️ Guests join for just a tenner every Friday!

03/03/2026

Come for the gains, stay for the glow. ✨ Did you know we’re more than just heavy lifting? Refresh, recover, and find your calm in the heart of Cardiff

27/02/2026

TGIF? More like at Flex! Why grind alone when you can bring your favourite workout partner along for just £10? Whether you’re smashing a PB or just hitting the cardio floor, everything is better with a bestie by your side.

Head to the link in our bio to grab a day pass or join the Flex family!

25/02/2026

We're excited to welcome new little swimmers to the Flex family! Water Babies South Wales have a new 3+ Month Baby Beginner class every Friday 10:30am right here at Flex! Head to their website to find out more and book your space: https://www.waterbabies.co.uk/baby-swimming/wales-south-east/hilton-cardiff-pool

23/02/2026

At Flex, we believe starting out should be as stress-free as possible. That's why every Monday we offer ZERO joining fee when you become a Flex member!
High-spec kit, a supportive community, and zero commitment pressure. Why wait for "next month" when you can find your rhythm today?

19/02/2026

Valentine's might be over, but we're still feeling the love here at Flex! Join us for a relaxing soak in the whirlpool bath, or why not challenge your loved one to a race up and down our 20m heated pool?🏊

16/02/2026

Consider this your sign to join Flex - with no joining fee and no restrictive contract, there's no better time to join! Hit the link in our bio to find out more

14/02/2026

Happy Valentine's Day from all of us here at Flex! They say the best relationships are built on sweat, support, and a shared love for a good workout. This Valentine’s Day, we’re skipping the cheesy cards and heading straight for the squat rack!

11/02/2026

📢Member shoutout!📢

Our Flexy friend Amir was proudly repping FLEX at British Wrestling's latest senior meet! We always love to see our members absolutely bossing it, and it's even better when FLEX gets a feature🤩

Should we release FLEX MERCH ...?👀

Address

Flex Fitness & Leisure, Kingsway
Cardiff
CF103HH

Opening Hours

Monday	8am - 8pm
Tuesday	8am - 8pm
Wednesday	8am - 8pm
Thursday	8am - 8pm
Friday	8am - 8pm
Saturday	8am - 8pm
Sunday	8am - 8pm

Website

https://www.flexcardiff.com/

Alerts

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