London to Brighton Ultra Challenge

Join 2,000 adventurers of all experience levels and ages to take on the London to Brighton Challenge. You can choose to walk, jog or run your choice of distance, from the full 100km, 75km, 50km or a 25km route.

How to enter

There are 2 entry options for our London to Brighton Ultra Challenge 2026.

Charity funding

Pay a small registration fee and commit to a fundraising target. BHF will cover the cost of your event. As BHF are an official Ultra Challenge partner, you’ll get 50% off the standard registration fee.

25k distance 

• £30 registration fee
• £275 fundraising target

50km distance

• £40 registration fee
• £375 fundraising target

75km distance

• £45 registration fee
• £475 fundraising target

100km distance

• £50 registration fee
• £575 fundraising target

Mixed funding

Pay 50% of the event place yourself and commit to a lower fundraising target.

25km distance

• £50 registration fee
• £150 fundraising target

50km distance

• £75 registration fee
• £225 fundraising target

75km distance

• £90 registration fee
• £270 fundraising target

100km distance

• £110 registration fee
• £330 fundraising target

To take part, you must raise the minimum sponsorship for your distance. We require half of your fundraising target 5 weeks before the challenge to secure your place. 

Please note these events are organised by Ultra Challenge. Participants raising funds for British Heart Foundation will be joined by others, raising money for different charities. Find out more on the Ultra Challenge website.