Cardiff

Cardiff

A city bustling with exciting new events and attractions suitable for all ages.

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Explore Cardiff

The Welsh capital has a growing reputation for being a centre of outdoor adventure. With a host of hills on its doorstep and based on the Severn Estuary, Cardiff is a dream location for triathletes, swimmers, walkers and anyone with a keen interest in exploring the great outdoors.

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Cardiff features and updates

Use the quick links below or keep browsing to explore events in Cardiff.

Half marathons in Cardiff All events in Cardiff

A hugely popular event with big crowd support around Wales' capital with a flat course from the castle to the marina and over the Cardiff Bay barrage! Charity places now available for 2023.
  • Sun 1 Oct
  • £36-£46
  • 26 charities
Cardiff, South Glamorgan, UK

Cardiff Half Marathon

A hugely popular event with big crowd support around Wales' capital with a flat course from the castle to the marina and over the Cardiff Bay barrage! Charity places now available for 2023.

  • 13.1 miles road running
Mighty Hike | Gower Peninsula
Entries now open

Mighty Hike | Gower Peninsula

Explore the stunning landscape of South Wales on hike with Macmillan Cancer Support!

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Auto-sync with Fitbit, Strava, Garmin, Google Fit, Polar and other trackers to log your time outdoors and join our One Million Challenge!

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Organise local adventures, club runs and family walks and wait to see who's joining you!

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Half marathons in Cardiff

Including the second largest half marathon in the UK! Subscribe to our newsletter for event offers and updates.

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A hugely popular event with big crowd support around Wales' capital with a flat course from the castle to the marina and over the Cardiff Bay barrage! Charity places now available for 2023.
  • Sun 1 Oct
  • £36-£46
  • 26 charities
Cardiff, South Glamorgan, UK

Cardiff Half Marathon

A hugely popular event with big crowd support around Wales' capital with a flat course from the castle to the marina and over the Cardiff Bay barrage! Charity places now available for 2023.

  • 13.1 miles road running
  • Sun 4 Jun
  • £25
Cardiff, Cardiff, UK

Conquer Cardiff Summer | Half Marathon

It's time to conquer 2023 Cardiff Summer 5k, 10k and Half Marathon and have a morning out with family, friends, or colleagues and be part of this great event.

  • 13.1 miles road running
  • Sun 12 Nov
  • £39.99
Cardiff, Cardiff, UK

Cardiff Trail Half Marathon

Welcome to the third edition of the Cardiff Trail Half Marathon taking place from the awesome Mountain View Ranch.

  • Half marathon

All events in Cardiff

Browse a comprehensive range of runs, bike rides and charity walks in Cardiff. Sign up to our newsletter to stay up to date with the latest offers!

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Walk, roll or stroll for life-changing MS research. Based at Bute Park, the routes pass some of Cardiff’s iconic landmarks such as Cardiff Castle, the Principality Stadium and Cardiff Bay.
  • Sat 23 Sep
  • FREE-£15
Cardiff, Cardiff, UK

MS Walk Cardiff

Walk, roll or stroll for life-changing MS research. Based at Bute Park, the routes pass some of Cardiff’s iconic landmarks such as Cardiff Castle, the Principality Stadium and Cardiff Bay.

  • Sponsored walk 3
An iconic road race around Wales' capital offering a flat course from the castle to the marina and over the Cardiff Bay barrage! Family races, huge crowd support and an extensive Runners' Village too.
  • Sat 30 Sep - Sun 1 Oct
  • £2-£46
Cardiff, South Glamorgan, UK

Cardiff Half Marathon Weekend

An iconic road race around Wales' capital offering a flat course from the castle to the marina and over the Cardiff Bay barrage! Family races, huge crowd support and an extensive Runners' Village too.

  • Half marathon
  • Fun run 3
  • Sun 30 Apr
  • £20-£22
Cardiff, Cardiff, UK

Cardiff 5K - Race For Victory

K&M Sports Events are delighted to again bring this unique event to Whitchurch Village, a leafy suburb of Cardiff.

  • 5K run
  • Sat 3 Jun
  • £30
Cardiff, Cardiff, UK

The Cardiff MoWalk

Let's Walk and Talk for Movember and Men's Health.

  • Ramble 3
  • Sun 4 Jun
  • £20-£25
Cardiff, Cardiff, UK

Conquer Cardiff Summer

It's time to conquer 2023 Cardiff Summer 5k, 10k and Half Marathon and have a morning out with family, friends, or colleagues and be part of this great event.

  • 5K run
  • 10K run
  • Half marathon
  • Sun 25 Jun
  • £65.99-£75.99
Cardiff, Cardiff, UK

Cardiff Duathlon

The Cardiff Duathlon is the perfect option for competitors who want to experience a multi-activity race combing running and cycling in the cosmopolitan atmosphere of Cardiff Bay.

  • Sprint duathlon
  • Sun 12 Nov
  • £39.99
Cardiff, Cardiff, UK

Cardiff Trail Half Marathon

Welcome to the third edition of the Cardiff Trail Half Marathon taking place from the awesome Mountain View Ranch.

  • Half marathon

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Browse the map to find events, adventures and clubs in Cardiff.

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