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Flat Ultra runs in October 2026

Find flat ultra runs near me in October 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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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
Enjoy stunning coastal views on this flexible-distance run at Milford on Sea, following an out-and-back route beside Sturt Pond and the Isle of Wight — perfect for all abilities.
  • Sun 25 Oct
  • £37.50-£39.50
Lymington, Hampshire, UK

Wight Lines

Enjoy stunning coastal views on this flexible-distance run at Milford on Sea, following an out-and-back route beside Sturt Pond and the Isle of Wight — perfect for all abilities.

  • 7 hrs trail running + 47 ft ascent
  • Beginner-friendly
  • Enter online
  • Flat
  • Event village
  • Coast
  • Public transport links
  • Age 18 & over
A stunningly pretty 30-mile out-and-back ultra on the border of Hertfordshire and Essex along the River Stort and Lee navigation. A great first foray into ultra running or a fast competitive race.
  • Sun 25 Oct
  • £35-£55
Bishop's Stortford, Essex, UK

Stort30

A stunningly pretty 30-mile out-and-back ultra on the border of Hertfordshire and Essex along the River Stort and Lee navigation. A great first foray into ultra running or a fast competitive race.

  • 30 miles trail running + 188 ft ascent
  • Beginner-friendly
  • Chip timing
  • Enter online
  • Flat
  • Event village
  • Rural
  • Age 18 & over
A Halloween-themed ultra run you won't want to miss, bringing together runners of all abilities to share memories in what they love to do. Reach the finish to enjoy tasty Halloween treats.
  • Sat 31 Oct
  • £54-£56
Leeds, West Yorkshire, UK

Hubble Bubble & Ghostly 1 Mile | Ultra Marathon

A Halloween-themed ultra run you won't want to miss, bringing together runners of all abilities to share memories in what they love to do. Reach the finish to enjoy tasty Halloween treats.

  • 32 miles trail running
  • Enter online
  • Flat
  • PB
  • Traffic free
  • Age 21 & over

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