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Ultra challenge runners setting off on their race.
Fundraising

Take on an Ultra Challenge in 2026

Whether you’re a seasoned adventurer or trying something new, these challenges offer stunning routes and the chance to support Guy’s Cancer Charity.

Date(s)
Various throughout 2026
Location
Various

How to sign up?

  1. Choose your Ultra Challenge and distance.
  2. Select your funding option and choose Guy’s Cancer Charity.
  3. Set up your fundraising page and prepare for your adventure!

Event information

Time
Start time 7am – 9am
Challenge level
Beginner - Advanced
Distance
10 - 100km

Spring | March - May

Summer | June - August

Autumn | September - November

Any questions?

To find out more, please contact our friendly Events Team.

Ready to sign up?

Ready for a challenge to test yourself, to get in shape, or bond with friends on a weekend adventure? If so, our Ultra Challenge is for you!