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Three Ultra Challengers taking part in the event, they appear to be happy with walking sticks in their hands.
Fundraising

Take on an Ultra Challenge in 2027

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 - 2027
Location
Various

Join the UK’s number one treks and trail runs series in 2027 and get ready to achieve something incredible!

Choose from 24 events across UK’s most spectacular trails – from the dramatic cliffs of the Isle of Wight to the rugged Scottish Borders, there is a Challenge for everyone in 2027.

Join as an individual or as a team and take on distances from 10km up to 100km, as a walk, jog, or run.

Expect unparalleled event support to help you every step of the way – Each event has regular rest stops, fully signed routes, exceptional medical and welfare support and a huge finish line celebration.

How to sign up?

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

Event information

Challenge level
Beginner - Advanced
Distance
10 - 100km

Autumn | September - November 2026

Winter | January 2027

Spring | March - May 2027

Summer | June - August 2027

Autumn | September – October 2027

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!

Any questions?

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