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Flat Trail runs in Wales

Find flat trail runs in Wales in 2026/2027 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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This regional marked footpath of 32 miles winds it's way through some beautifully remote upland scenery. Start at the town of Corwen in the Dee Valley, and follow the signage up the Dee Valley.
  • Sun 18 Oct
  • £51.50
Corwen, Clwyd, UK

Brenig Way 50K Trail

This regional marked footpath of 32 miles winds it's way through some beautifully remote upland scenery. Start at the town of Corwen in the Dee Valley, and follow the signage up the Dee Valley.

  • 50 km trail running + 1450 m ascent
  • Beginner-friendly
  • Enter online
  • GPS tracking
  • Flat
  • Event village
  • Rural
  • Age 18 & over
Run the three peaks of Anglesey: a guided 55km ultra linking the island’s highest summits on spectacular coastal and inland trails, finishing at beautiful Lligwy Beach.
  • Sat 14 Nov
  • £61.50
Moelfre, Isle of Anglesey, UK

The Anglesey 3 Peaks Run Challenge

Run the three peaks of Anglesey: a guided 55km ultra linking the island’s highest summits on spectacular coastal and inland trails, finishing at beautiful Lligwy Beach.

  • 55 km trail running
  • Beginner-friendly
  • Enter online
  • Flat
  • Event village
  • Coast
  • Age 18 & over
The route is exactly 5K, multi-terrain in nature, with a nice mix of minor road and trail to make for an interesting run in lovely surroundings, with fantastic views. Chip timing, prizes and medal!
  • Sun 10 Jan 2027
  • £19
Ruthin, Clwyd, UK

Vale of Clwyd 5K

The route is exactly 5K, multi-terrain in nature, with a nice mix of minor road and trail to make for an interesting run in lovely surroundings, with fantastic views. Chip timing, prizes and medal!

  • 5 km multi terrain running
  • Families
  • Beginner-friendly
  • Chip timing
  • Enter online
  • Flat
  • Undulating
  • Event village
  • Park
  • Age 11 & over
  • Sat 25 Apr
  • £95
Penarth, South Glamorgan, UK

The Medieval Backyard Ultra

  • 1 hr trail running
  • Sat 6 Jun
  • £54-£64
Pwllheli, Gwynedd, UK

The North Wales Pilgrim Trail Marathon

  • 42 km trail running
  • Sat 18 Jul
  • £2-£60
Bridgend, Mid Glamorgan, UK

Rabbit Run Wales

  • Fun run 3
  • Trail run
  • Marathon
  • Ultra run

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