THE BIG HALF

DATE: SUNDAY 6TH SEPTEMBER 2026
REGISTRATION: FREE
MINIMUM SPONSORSHIP: £300
Join thousands of runners at The Big Half – London’s most inclusive half marathon – and help keep our helicopters flying! We’re offering free charity places to runners who pledge to raise a minimum of £300 for The Air Ambulance Service

Starting at Tower Bridge and finishing by the Cutty Sark in Greenwich, this iconic race celebrates the diversity and spirit of London. 
OUR FUNDRAISERS RECEIVE:
- FREE ENTRY
- BRANDED GOODIES
- SUPPORT AND IDEAS TO BOOST YOUR EFFORTS

HELP US SAVE LIVES

Over the past 20 years, Your Local Air Ambulance has saved thousands of lives.

Our critical care teams can be on the ground within minutes, delivering lifesaving care to give patients the very best chance of survival and recovery.

We receive no government or National Lottery funding and rely entirely on voluntary donations to raise the £2,300 needed for every mission.

Support past patients like David by taking on a fundraising challenge today and become our latest lifesaver.

HOW WE SUPPORT YOU

We're with you every step of the way towards event day with advice and information so you can just focus on your fundraising. We'll also provide:

  • An instant online fundraising page
  • Support from one of our friendly fundraisers to get the most out of your experience with us
  • Virtual Gamification badges when you hit your key milestone moments
  • And the knowledge that your fundraising will help us to save more lives 

FREQUENTLY ASKED QUESTIONS

How can I get in touch?

add remove

You can email us at challenge@theairmbulanceservice.org.uk or by calling 0300 3045 999

Is there a minimum age for taking part?
add remove
Yes, participants in The Big Half must be 17 years or older on Event Day. Younger participants are eligible to take part in The New Balance Big Relay and the family friendly one-mile event, The Big Mile.  
Can my family and friends track me at the event?
add remove
Family and friends can track you at the Big Half via the Official App, which will be available to download in the week leading up to Event Day.