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Ultra runs in South East

Find ultra runs in South East 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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Select an event for photos, video, route, location, reviews, entry fees and how to enter.

The Eggcellent Easter Orange Run is the first event in the five-day series where you can earn the fantastic easter egg medal in orange! Complete one day, or complete all five!
  • Thu 2 Apr
  • £15-£135
Egham, Surrey

Eggcellent Easter Orange Run

The Eggcellent Easter Orange Run is the first event in the five-day series where you can earn the fantastic easter egg medal in orange! Complete one day, or complete all five!

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 4 more races
The Eggcellent Easter Pink Run is the second event in the five-day series where you can earn the fantastic easter egg medal in pink!
  • Fri 3 Apr
  • £15-£35
Egham, Surrey

Eggcellent Easter Pink Run

The Eggcellent Easter Pink Run is the second event in the five-day series where you can earn the fantastic easter egg medal in pink!

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
The Eggcellent Easter Green Run is the third event in the five-day series where you can earn the fantastic easter egg medal in green!
  • Sat 4 Apr
  • £15-£35
Staines, Surrey

Eggcellent Easter Green Run

The Eggcellent Easter Green Run is the third event in the five-day series where you can earn the fantastic easter egg medal in green!

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Build marathon confidence on a fully supported long run, choosing your distance, fuelling every lap and training smart in a relaxed, friendly environment with likeminded runners.
  • Sat 4 Apr
  • £33-£35
Staines, Surrey

London Marathon Long Training Run | Day 5

Build marathon confidence on a fully supported long run, choosing your distance, fuelling every lap and training smart in a relaxed, friendly environment with likeminded runners.

  • 7 hrs trail running
The Eggcellent Easter Purple Run is the fourth event in the five day series where you can earn the fantastic easter egg medal, this time in purple!
  • Sun 5 Apr
  • £15-£35
Staines, Surrey

Eggcellent Easter Purple Run

The Eggcellent Easter Purple Run is the fourth event in the five day series where you can earn the fantastic easter egg medal, this time in purple!

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
The Eggcellent Easter Blue Run is the fifth and final event in the five day series where you can earn the fantastic easter egg medal, this time in blue!
  • Mon 6 Apr
  • £15-£35
Staines, Surrey

Eggcellent Easter Blue Run

The Eggcellent Easter Blue Run is the fifth and final event in the five day series where you can earn the fantastic easter egg medal, this time in blue!

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Whether you are in the love it or hate it camp, I think we can all agree that the medal is super cute and definitely one which you need to add to your collection!
  • Sat 11 Apr
  • £15-£35
Staines, Surrey

Love it or Hate it Run

Whether you are in the love it or hate it camp, I think we can all agree that the medal is super cute and definitely one which you need to add to your collection!

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
The aim of the midweek runs is to hold events as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.
  • Fri 17 Apr
  • £15-£27
Staines, Surrey

Midweek Medal Madness Run April

The aim of the midweek runs is to hold events as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Join over 1,200 runners and walkers to the Serpent Trail, a stunning route that weaves through the greensand hills, rivers, woodland, and lowland heath of the South Downs National Park.
  • Sat 18 Apr
  • FREE-£175
Midhurst, West Sussex

Spring Trail Series

Join over 1,200 runners and walkers to the Serpent Trail, a stunning route that weaves through the greensand hills, rivers, woodland, and lowland heath of the South Downs National Park.

  • Trail run 2
  • 50K ultra run
  • Ultra run 2
Not made it into The London Marathon but still fancy getting a super awesome medal based on the iconic race set in the capital city?
  • Sat 18 Apr
  • £15-£35
Staines, Surrey

The London Run

Not made it into The London Marathon but still fancy getting a super awesome medal based on the iconic race set in the capital city?

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Get active after Easter on a 50km challenge from Windsor Racecourse on looped routes through the Great Park with fantastic views of the castle, to Runnymede along the Thames Path.
  • Sat 18 Apr
  • £139
Windsor, Berkshire

Windsor 50 Ultra Challenge | 50km

Get active after Easter on a 50km challenge from Windsor Racecourse on looped routes through the Great Park with fantastic views of the castle, to Runnymede along the Thames Path.

  • 50 km trail running + 320 m ascent
Take on this legendary 250-mile ultra following rivers and canals in a gruelling anti-clockwise loop through stunning countryside and historic towns within 100 hours.
  • Wed 22 - Sun 26 Apr
  • £125-£350
  • Early bird
Reading, Berkshire

Thames Ring Series

Take on this legendary 250-mile ultra following rivers and canals in a gruelling anti-clockwise loop through stunning countryside and historic towns within 100 hours.

  • Ultra run 3
Entries close soon
The aim of the midweek runs is to hold events as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.
  • Fri 1 May
  • £15-£27
Egham, Surrey

Midweek Chasing Numbers May

The aim of the midweek runs is to hold events as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Great challenges need great settings, and up to 2,000 adventurers will take on the Isle of Wight stunning coastal path – all out to push themselves further this year!
  • Sat 2 - Sun 3 May
  • £39-£199
Ventnor, Isle of Wight

Isle of Wight Ultra Challenge

Great challenges need great settings, and up to 2,000 adventurers will take on the Isle of Wight stunning coastal path – all out to push themselves further this year!

  • Trail run 3
  • 50K ultra run 3
  • 100K ultra run 2
  • Ultra run
Take on a guided ultra trail adventure along the historic Greensand Way and stunning North Downs Way, through the Surrey Hills with sweeping views, ancient woodland and rewarding climbs.
  • Sat 2 May
  • £45
Guildford, Surrey

Greensand Way Ultra Run

Take on a guided ultra trail adventure along the historic Greensand Way and stunning North Downs Way, through the Surrey Hills with sweeping views, ancient woodland and rewarding climbs.

  • 30 miles trail running
This Bank Holiday event is run as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.
  • Mon 4 May
  • £15-£27
Staines, Surrey

Bank Holiday Madness May

This Bank Holiday event is run as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Come and join the Spring Lucky Dip Run! There is no set medal for this race; instead, you will get to choose your own from a selection of medals from past events!
  • Sun 10 May
  • £15-£35
Staines, Surrey

The Spring Lucky Dip Run

Come and join the Spring Lucky Dip Run! There is no set medal for this race; instead, you will get to choose your own from a selection of medals from past events!

  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Come and celebrate 50 years since the release of the iconic Rocky film! Have you got the Eye of The Tiger, the guts to get the glory and the will to rise up to the challenge and run?
  • Sat 16 May
  • £15-£35
Staines, Surrey

Rocky at 50 Run

Come and celebrate 50 years since the release of the iconic Rocky film! Have you got the Eye of The Tiger, the guts to get the glory and the will to rise up to the challenge and run?

  • Road run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Come and join this May Midweek Medal Madness event, where runners will also be celebrating Leon's Birthday!
  • Fri 29 May
  • £15-£27
Staines, Surrey

Midweek Medal Madness | Leons Birthday Run

Come and join this May Midweek Medal Madness event, where runners will also be celebrating Leon's Birthday!

  • Road run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Who remembers the character Strawberry Shortcake and all her adorable friends like Orange Blossom and Lemon Meringue?! Here's your chance for a medal of her!
  • Sat 6 Jun
  • £15-£35
Staines, Surrey

Strawberry Shortcake Scamper

Who remembers the character Strawberry Shortcake and all her adorable friends like Orange Blossom and Lemon Meringue?! Here's your chance for a medal of her!

  • Road run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
The UK’s biggest 24-hour relay! Epic, Brutal, Relentless. Race against the clock to tackle as many laps of the stunning 8km course as you can. How far can you go in 24 hours?
  • Sat 6 - Sun 7 Jun
  • £95-£105
  • Team places only
Reading, Berkshire

Endure24 | Reading

The UK’s biggest 24-hour relay! Epic, Brutal, Relentless. Race against the clock to tackle as many laps of the stunning 8km course as you can. How far can you go in 24 hours?

  • 24 hrs multi terrain running
Come and join the Summer Lucky Dip Run! There is no set medal for this race, instead, you will get to choose your own from a selection of medals from past events!
  • Sun 7 Jun
  • £15-£35
Staines, Surrey

The Summer Lucky Dip Run

Come and join the Summer Lucky Dip Run! There is no set medal for this race, instead, you will get to choose your own from a selection of medals from past events!

  • Road run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
The aim of the midweek runs is to hold events as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.
  • Fri 12 Jun
  • £15-£27
Egham, Surrey

Midweek Chasing Numbers June

The aim of the midweek runs is to hold events as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.

  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • 50K ultra run
  • + 3 more races
Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon on the same day was previously rated one of the top UK marathons.
  • Sat 13 Jun
  • £60-£62
Wadhurst, East Sussex

Bewl Water Summer | Ultra

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

  • 50 km trail running + 1500 ft ascent
Come and celebrate the 40th anniversary of the iconic film released in 1986! A cult classic from the 80s, one of Charlotte's favourite films, and who doesn't love David Bowie as the Goblin King!
  • Sun 14 Jun
  • £15-£35
Staines, Surrey

Labyrinth 40th Anniversary Run

Come and celebrate the 40th anniversary of the iconic film released in 1986! A cult classic from the 80s, one of Charlotte's favourite films, and who doesn't love David Bowie as the Goblin King!

  • Road run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races

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