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Flat Half marathons in London in May 2026

Find flat half marathons in London in May 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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Set in one of East London’s iconic green spaces, this event offers a flat, scenic half marathon route through Victoria Park alongside 5K and 10K options on the same day, ideal for all abilities.
  • Sun 24 May
  • £31-£33
London

RUN Victoria Park Half Marathon

Set in one of East London’s iconic green spaces, this event offers a flat, scenic half marathon route through Victoria Park alongside 5K and 10K options on the same day, ideal for all abilities.

  • 13.1 miles road running
  • Beginner-friendly
  • Chip timing
  • Enter online
  • Flat
  • PB
  • Traffic free
  • Event village
  • Park
  • Age 18 & over
  • Sun 10 May
  • £32
Richmond

Ranelagh Half Marathon

  • 13.1 miles road running + 84 m ascent

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