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Flat Trail runs in September 2026

Find flat trail runs near me in September 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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We all love to be beside the seaside, so why not enjoy a trail run from the coast at Hornsea in East Yorkshire? You can grab yourself fish and chips and an ice cream from the front after the race.
  • Sat 5 Sep
  • £25-£42
Hornsea, East Yorkshire, UK

Hip Hip Hooray it's Hornsea

We all love to be beside the seaside, so why not enjoy a trail run from the coast at Hornsea in East Yorkshire? You can grab yourself fish and chips and an ice cream from the front after the race.

  • 10K run
  • 10 miler
  • Half marathon
  • Trail run
  • Marathon
  • Beginner-friendly
  • Event village
  • Coast
  • Age 16 & over
Push your limits in this late-summer Thetford Backyard Ultra — run 4.167 miles every hour, on the hour, until only one runner remains standing.
  • Sat 12 Sep
  • £80-£120
Brandon, Suffolk, UK

Thetford Back Yard Ultra Festival

Push your limits in this late-summer Thetford Backyard Ultra — run 4.167 miles every hour, on the hour, until only one runner remains standing.

  • Fixed time runs 2
  • Ultra run
  • Families
  • Beginner-friendly
  • Event village
  • Age 12 & over
Get your Oompah vibe on and enjoy a trip up the Leeds and Liverpool Canal. With distances ranging from 10K to ultra marathon along the flat, even towpath - this event is perfect for all abilities.
  • Sat 19 Sep
  • £25-£56
Leeds, West Yorkshire, UK

Oktoberfest

Get your Oompah vibe on and enjoy a trip up the Leeds and Liverpool Canal. With distances ranging from 10K to ultra marathon along the flat, even towpath - this event is perfect for all abilities.

  • 10K run
  • 10 miler
  • Half marathon
  • Trail run
  • Marathon
  • + 1 more race
  • Beginner-friendly
  • Event village
  • Age 16 & over
Mature woodland, waterways and open grassland - it’s simply trail running perfection! Run as many 5K laps as you wish in the time limit, then receive your well-deserved medal, flapjack and beer.
  • Wed 30 Sep
  • £34.20-£40
Coventry, Warwickshire, UK

Kingfisher Challenge

Mature woodland, waterways and open grassland - it’s simply trail running perfection! Run as many 5K laps as you wish in the time limit, then receive your well-deserved medal, flapjack and beer.

  • 6 hrs trail running
  • Beginner-friendly
  • Dogs allowed at venue
  • Chip timing
  • Enter online
  • Flat
  • Traffic free
  • Event village
  • Park
  • Sustainability policy
  • Age 17 & over
  • Sun 6 Sep
  • £35-£45
Torquay, Devon, UK

City to Sea

  • Half marathon
  • Marathon
  • Fri 11 - Sun 13 Sep
  • £39-£199
London, UK

Thames Path Ultra Challenge

  • 100K ultra run 2
  • 50K ultra run 2
  • Trail run 4
  • Charity walk 4
  • Ultra run
  • + 1 more race
  • Sun 13 Sep
  • £20
Langport, Somerset, UK

Naked | Clothes-free run

  • 5K run
  • 10K run
  • Sun 13 Sep
  • £5.50-£100
Barnstaple, Devon, UK

Barney to Beach

  • Fun run
  • Trail run
  • Sun 20 Sep
  • €24-€32
Venezia, Italy

Venice Lido Beach Trail

  • 11 km trail running

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