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Flat Half marathons in South East in July 2026

Find flat half marathons in South East in July 2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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A superb summer's day of running at the stunning Olympic venue which boasts fast, flat courses with closed roads. Get together with friends, family or colleagues and be part of this great event!
  • Sat 4 Jul
  • £30-£35
Windsor, Buckinghamshire, UK

FixAddiction Half Marathon

A superb summer's day of running at the stunning Olympic venue which boasts fast, flat courses with closed roads. Get together with friends, family or colleagues and be part of this great event!

  • 13.1 miles road running
  • Chip timing
  • Enter online
  • Flat
  • Traffic free
  • Age 17 & over
A run that you don't want to miss! The medal is incredible, and you can celebrate your achievements with some well-deserved ice cream!
  • Sun 5 Jul
  • £16-£35
Staines, Surrey, UK

Will Run For Ice Cream

A run that you don't want to miss! The medal is incredible, and you can celebrate your achievements with some well-deserved ice cream!

  • Road run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
  • Families
  • Beginner-friendly
  • Event village
  • All ages
Who hasn't completed a race, sworn they will never run again and then booked onto another one the following day?!
  • Sat 11 Jul
  • £16-£35
Staines, Surrey, UK

Ooops I Ran It Again

Who hasn't completed a race, sworn they will never run again and then booked onto another one the following day?!

  • Road run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
  • Families
  • Beginner-friendly
  • Event village
  • All ages

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