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Flat Half marathons in Dyfed

Find flat half marathons in Dyfed in 2025/2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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  • Sun 8 Feb 2026
Llanelli, Dyfed, UK

Llanelli 10K & Half Marathon | Half Marathon

  • 13.1 miles road running + 58 m ascent
  • Sun 8 Mar 2026
Burry Port, Dyfed, UK

Great Welsh Marathon Events | Half Marathon

  • 13.1 miles road running + 240 ft ascent

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