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

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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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It's time to conquer the Cardiff Summer Half Marathon, have a morning out with family, friends, or colleagues and enjoy the stunning Bute Park then receive your superb medal!
  • Sat 29 Jun
  • £25-£30
Cardiff, Cardiff, UK

Conquer Cardiff Summer | Half Marathon

It's time to conquer the Cardiff Summer Half Marathon, have a morning out with family, friends, or colleagues and enjoy the stunning Bute Park then receive your superb medal!

  • 13.1 miles road running
An iconic road race around Wales' capital offering a flat course from the castle to the marina and over the Cardiff Bay barrage! Charity runners, entertainment, huge crowd support and Event Village.
  • Sun 6 Oct
  • FREE-£48
  • 27 charities
Cardiff, South Glamorgan, UK

Cardiff Half Marathon

An iconic road race around Wales' capital offering a flat course from the castle to the marina and over the Cardiff Bay barrage! Charity runners, entertainment, huge crowd support and Event Village.

  • 13.1 miles road running
  • Sun 3 Mar
  • £25
Cardiff, Cardiff, UK

St David's Day Run | Half Marathon

To celebrate St David’s Day join in Bute Park Cardiff and take on a 5k, 10k and Half Marathon run, or the mini run for little dragons.

  • 13.1 miles road running
  • Sat 11 May
  • £35
Cardiff, Cardiff, UK

Radyr and Morganstown Trail | Half Marathon

Radyr Trail Half Marathon & Trail Marathon start in Wales' capital city, Cardiff but you'll soon feel a million miles away as you leave the hustle and bustle behind you for idillic trails and scenery.

  • 13.1 miles trail running

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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It's time to conquer the Cardiff Summer 5K, 10K or Half Marathon, have a morning out with family, friends, or colleagues and enjoy the stunning Bute Park then receive your superb medal!
  • Sat 29 Jun
  • £22-£30
Cardiff, Cardiff, UK

Conquer Cardiff Summer

It's time to conquer the Cardiff Summer 5K, 10K or Half Marathon, have a morning out with family, friends, or colleagues and enjoy the stunning Bute Park then receive your superb medal!

  • 5K run
  • 10K run
  • Half marathon
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 7 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.

  • Charity 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! Charity runners, entertainment, huge crowd support and Event Village.
  • Sun 6 Oct
  • FREE-£48
  • 27 charities
Cardiff, South Glamorgan, UK

Cardiff Half Marathon

An iconic road race around Wales' capital offering a flat course from the castle to the marina and over the Cardiff Bay barrage! Charity runners, entertainment, huge crowd support and Event Village.

  • 13.1 miles road running
  • Sun 3 Mar
  • £20-£25
Cardiff, Cardiff, UK

St David's Day Run

To celebrate St David’s Day join in Bute Park Cardiff and take on a 5k, 10k and Half Marathon run, or the mini run for little dragons.

  • 5K run
  • 10K run
  • Half marathon
  • Sun 5 May
  • £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.

  • 5 km road running
  • Sat 11 May
  • £35-£45
Cardiff, Cardiff, UK

Radyr and Morganstown Trail

Radyr Trail Half Marathon & Trail Marathon start in Wales' capital city, Cardiff but you'll soon feel a million miles away as you leave the hustle and bustle behind you for idillic trails and scenery.

  • Half marathon
  • Marathon
  • Sat 29 Jun
  • £27.99-£59.99
Cardiff, Cardiff, UK

Aquasphere Cardiff Bay Try A Tri Swim

A rare chance to swim in the 'bay' and join an exclusive group of Cardiff Bay swimmers! An event for triathletes looking to warm up or gain open-water experience, or any level of open-water swimmer.

  • Lake swim 4
  • Sun 30 Jun
  • £78.99-£249.99
Cardiff, Cardiff, UK

Cardiff Triathlon and Duathlon

Located in the iconic Cardiff Bay, this multi-race triathlon and duathlon is one of the most unforgettable city races on the calendar with the event hub on Roald Dahl Plass.

  • Super sprint triathlon
  • Sprint triathlon 2
  • Olympic triathlon
  • Half Ironman
  • Sprint duathlon

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

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