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Trail Ultra runs in South East in Autumn

Find trail ultra runs in South East in Autumn - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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The South Downs National Park is a superb backdrop for a real challenge featuring Beachy Head, the Seven Sisters and the South Downs Way with a choice of distances from 25km right up to 100km!
  • Sat 5 - Sun 6 Sep
  • £89-£199
Polegate, East Sussex

South Coast Ultra Challenge

The South Downs National Park is a superb backdrop for a real challenge featuring Beachy Head, the Seven Sisters and the South Downs Way with a choice of distances from 25km right up to 100km!

  • 100K ultra run 2
  • Ultra run 2
  • Trail run
England’s greatest river provides a fantastic backdrop for an unforgettable 'festival' challenge weekend, with distances from 10km right up to 100km there’s a Thames Challenge for everyone!
  • Fri 11 - Sun 13 Sep
  • £39-£199
London

Thames Path Ultra Challenge

England’s greatest river provides a fantastic backdrop for an unforgettable 'festival' challenge weekend, with distances from 10km right up to 100km there’s a Thames Challenge for everyone!

  • 100K ultra run 2
  • 50K ultra run 2
  • Trail run 4
  • Ultra run
  • 10K run
  • + 4 more races
Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon course was previously rated one of the top UK marathons.
  • Sat 12 Sep
  • £60-£62
Wadhurst, East Sussex

Bewl Water Autumn | Ultra

Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon course was previously rated one of the top UK marathons.

  • 50 km trail running + 1500 ft ascent
The full 50K route of the Chiltern 50 Ultra Challenge starts from basecamp in Henley on a loop via Greys Court, the Ridgeway, Shakespeare's Way, The Chilterns and Hambleden Village to a party finish!
  • Sat 26 Sep
  • £139
Henley-on-Thames, Buckinghamshire

Chiltern 50 Ultra Challenge | Full 50km Challenge

The full 50K route of the Chiltern 50 Ultra Challenge starts from basecamp in Henley on a loop via Greys Court, the Ridgeway, Shakespeare's Way, The Chilterns and Hambleden Village to a party finish!

  • 50 km trail running + 920 m ascent
Follow ancient trails on a guided run along the North Downs Way plus Box Hill, tackling rolling hills and woodland paths with expansive views across southern England’s historic long-distance route.
  • Sat 3 Oct
  • £45
Guildford, Surrey

North Downs Way Ultra Run

Follow ancient trails on a guided run along the North Downs Way plus Box Hill, tackling rolling hills and woodland paths with expansive views across southern England’s historic long-distance route.

  • 30 miles trail running
Set in an Area of Outstanding Natural Beauty offering dramatic views, vibrant communities, a rich historic heritage, and diverse wildlife and habitats – featuring the North Downs Way National Trail.
  • Sat 10 Oct
  • £139
Maidstone, Kent

Kent Downs 50 Ultra Challenge | 50km

Set in an Area of Outstanding Natural Beauty offering dramatic views, vibrant communities, a rich historic heritage, and diverse wildlife and habitats – featuring the North Downs Way National Trail.

  • 50 km trail running + 1000 m ascent
10 Hours • 10 Laps • You vs You. You will be awarded an event medal and coloured finisher's shirt based on your ability to complete 10 laps of the 3-mile, 4-mile or 5-mile loops in the given time.
  • Sat 10 Oct
  • £86
Uckfield, East Sussex

Fortitude Ultra | Pippingford

10 Hours • 10 Laps • You vs You. You will be awarded an event medal and coloured finisher's shirt based on your ability to complete 10 laps of the 3-mile, 4-mile or 5-mile loops in the given time.

  • 10 hrs trail running + 1824 ft ascent
This 47-mile point-to-point along England’s longest river is one of the most popular events in the British ultra running calendar, boasting an interesting route and top runner reviews.
  • Sat 24 Oct
  • £72
Oxford, Oxfordshire

Thames Trail Ultra

This 47-mile point-to-point along England’s longest river is one of the most popular events in the British ultra running calendar, boasting an interesting route and top runner reviews.

  • 47 miles trail running + 913 ft ascent
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

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
A new and unique concept where you decide how many loops you feel capable of on the day from 10km up to an ultra marathon! Push yourself further or go easy.
  • Sun 25 Oct
  • £26-£37
Gerrards Cross, Buckinghamshire

Running Tribe Races | Oct

A new and unique concept where you decide how many loops you feel capable of on the day from 10km up to an ultra marathon! Push yourself further or go easy.

  • 1 day multi terrain running
Your chance to remember those who have given the ultimate sacrifice during conflicts around the world, with a two-minute silence and a run of your choice from 3K to ultra.
  • Sun 8 Nov
  • £20-£37
Egham, Surrey

Remembrance Run | South

Your chance to remember those who have given the ultimate sacrifice during conflicts around the world, with a two-minute silence and a run of your choice from 3K to ultra.

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
A new and unique concept where you decide how many loops you feel capable of on the day from 7km up to an ultra marathon! Push yourself further or go easy.
  • Sat 28 Nov
  • £26-£37
Gerrards Cross, Buckinghamshire

Running Tribe Races | Nov

A new and unique concept where you decide how many loops you feel capable of on the day from 7km up to an ultra marathon! Push yourself further or go easy.

  • 1 day multi terrain running
Starting and finishing in Haslemere, this guided run features some of the best parts of the Serpent Trail and the Sussex Border Path.
  • Sun 29 Nov
  • £45
Haslemere, Surrey

Serpent Trail Ultra Run

Starting and finishing in Haslemere, this guided run features some of the best parts of the Serpent Trail and the Sussex Border Path.

  • 30 miles trail running

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