London Triathlon 2020

 Swimmers in the Docklands
London - Excel Centre

Get a charity place

You can register for a discounted charity place through us when you pledge to raise a minimum of £400 in sponsorship.

Apply here


Got a place already?

Request your sponsorship pack and join our team.

Get a sponsorship pack

Join our team and take part in the 2020 London Triathlon the world's biggest and most iconic triathlon.

Taking place on both the 08th and 09th August at the London Docklands, this triathlon attracts over 10,000 participants and is one not to be missed. Sign up today and swim, run & cycle around this spectacular route. There are 4 distances available and the opportunity to enter as a team relay, so whether this is your first triathlon or you are looking to smash your PB, you're guaranteed to have an amazing time.

Choose from:

SuperSprint (400m swim, 10km cycle, 2.5km run)
Sprint (750m swim, 20km cycle, 5km run)
Olympic (1500m swim, 40km cycle, 10km run)
Olympic Plus (1500m swim, 80km cycle, 10km run)

Join forces with the team that will get you to the finish line. United we are stronger than cancer. Take part in the London Triathlon and raise money to help us beat cancer sooner.

Race day information

Any questions? Click here to read our most frequently asked questions, which should provide you with all the information you need. Or, you can contact the Sports Team on 0300 123 5461.

Did you know...

Cancer Research UK completed the first UK trials of a new generation of highly targeted cancer drugs, known as PARP inhibitors, for people with breast and ovarian cancers caused by inherited gene faults.

Support for you

Set up a Cancer Research UK Giving page

Training plans and advice

We've teamed up with the experts to give you the very best training support and advice for your event.

Practical fundraising help

Get a cheering pack

Our pack includes a banner, clapper boards, cheering sticks, balloons, tattoos and running sacks.

Get a cheering pack