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Flat Ultra runs

Find flat ultra runs near me in 2025/2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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Welcome to the 6-hour Boxing Day Challenge, where you can run the distance of your choice on an out-and-back route along the River Thames, with fuel stations, bespoke medal and goody bag.
  • Fri 26 Dec
  • £16-£35
Egham, Surrey, UK

Boxing Day Challenge

Welcome to the 6-hour Boxing Day Challenge, where you can run the distance of your choice on an out-and-back route along the River Thames, with fuel stations, bespoke medal and goody bag.

  • Families
  • Beginner-friendly
  • Event village
  • Age 12 & over
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • Ultra run
  • + 1 more race
Enjoy a trip up the Leeds and Liverpool Canal this winter on your choice of distance, along the flat towpath for runners of all abilities, from novices to PB chasers!
  • Sun 11 Jan 2026
  • £58
Skipton, North Yorkshire, UK

Skipton Sweetie Skedaddle | Ultra Marathon

Enjoy a trip up the Leeds and Liverpool Canal this winter on your choice of distance, along the flat towpath for runners of all abilities, from novices to PB chasers!

  • Enter online
  • Flat
  • PB
  • Age 21 & over
  • 30 miles trail running
Happy New Year Run along the Leeds and Liverpool Canal with a choice of distances, all along the flat, even towpath. This event is perfect for runners of all abilities from novices to PB chasers!
  • Sat 17 Jan 2026
  • £54-£56
Shipley, West Yorkshire, UK

Sir Titus Pie n Pickle Plod | Ultra Marathon

Happy New Year Run along the Leeds and Liverpool Canal with a choice of distances, all along the flat, even towpath. This event is perfect for runners of all abilities from novices to PB chasers!

  • Chip timing
  • Enter online
  • Flat
  • Age 21 & over
  • 32 miles trail running
A great venue tucked away in the Warwickshire countryside. The ground is runnable all year and the views great too. Run as many 3.3-mile laps as you wish in the time limit, then receive your goodies!
  • Fri 23 Jan 2026
  • £33.30-£39
Coventry, Warwickshire, UK

Crocodile Challenge

A great venue tucked away in the Warwickshire countryside. The ground is runnable all year and the views great too. Run as many 3.3-mile laps as you wish in the time limit, then receive your goodies!

  • Chip timing
  • Enter online
  • Flat
  • Traffic free
  • Age 16 & over
  • 6 hrs trail running + 154 ft ascent
A 48-mile route through historical Suffolk and Norfolk, starting from Knettishall Heath Nature reserve and running north to Holme-next-the-Sea on the Norfolk Coast.
  • Sun 1 Feb 2026
  • £60
Thetford, Suffolk, UK

Peddars Way Ultra

A 48-mile route through historical Suffolk and Norfolk, starting from Knettishall Heath Nature reserve and running north to Holme-next-the-Sea on the Norfolk Coast.

  • Beginner-friendly
  • Enter online
  • GPS tracking
  • Flat
  • Event village
  • Rural
  • Age 18 & over
  • 48 miles trail running + 1923 ft ascent
Come and join The Racoon Rocket Run and earn yourself a beautiful medal with an adorable picture of a fluffy raccoon on it! What more could you ask for?
  • Sat 14 Feb 2026
  • £16-£35
Staines, Surrey, UK

The Racoon Rocket Run

Come and join The Racoon Rocket Run and earn yourself a beautiful medal with an adorable picture of a fluffy raccoon on it! What more could you ask for?

  • Families
  • Beginner-friendly
  • Event village
  • All ages
  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Enjoy a trip up the Leeds and Liverpool Canal this Valentines. Perfect for runners of all abilities, from novices to Ultra PB chasers, this is one to warm the depths of your heart.
  • Sat 14 Feb 2026
  • £54-£56
Bingley, West Yorkshire, UK

Besotted at Bingley | Ultra Marathon

Enjoy a trip up the Leeds and Liverpool Canal this Valentines. Perfect for runners of all abilities, from novices to Ultra PB chasers, this is one to warm the depths of your heart.

  • Chip timing
  • Enter online
  • Flat
  • PB
  • Age 21 & over
  • 32 miles trail running
Set along the beachfront promenade at Southbourne (SoBo), choose your own distance from 5K to ultra, along this flat, tarmacked, lapped route suitable for all abilities.
  • Sun 15 Feb 2026
  • £37.50-£39.50
Bournemouth, Dorset, UK

SoBo Series | Volume 2 | My Funny Valentine

Set along the beachfront promenade at Southbourne (SoBo), choose your own distance from 5K to ultra, along this flat, tarmacked, lapped route suitable for all abilities.

  • Beginner-friendly
  • Enter online
  • Flat
  • Traffic free
  • Event village
  • Coast
  • Age 18 & over
  • 7 hrs road running
For this run, not only will you earn a super cute rubber duck themed medal, but also your very own rubber ducky to take home with you!
  • Sat 21 Feb 2026
  • £16-£35
Staines, Surrey, UK

The Rubber Ducky Dash

For this run, not only will you earn a super cute rubber duck themed medal, but also your very own rubber ducky to take home with you!

  • Families
  • Beginner-friendly
  • Event village
  • All ages
  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Come and join The Doughnut Dash! At this event you can earn yourself a super fun medal along with some doughnuts at the finish line to celebrate your achievement!
  • Sun 22 Feb 2026
  • £15-£34
Northampton, Northamptonshire, UK

The Doughnut Dash | Northampton

Come and join The Doughnut Dash! At this event you can earn yourself a super fun medal along with some doughnuts at the finish line to celebrate your achievement!

  • Families
  • Beginner-friendly
  • Event village
  • All ages
  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Time to get nostalgic with the Wacky Run! I'm sure a lot of us can remember this fun cartoon and some of the crazy characters such as Dick Dastardly and Muttley, Penelope Pitstop and The Ant Hill Mob.
  • Sun 22 Feb 2026
  • £16-£35
Staines, Surrey, UK

The Wacky Run

Time to get nostalgic with the Wacky Run! I'm sure a lot of us can remember this fun cartoon and some of the crazy characters such as Dick Dastardly and Muttley, Penelope Pitstop and The Ant Hill Mob.

  • Families
  • Beginner-friendly
  • Event village
  • All ages
  • Road run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Here's another animal-inspired event for you. The featured animal this time is a panda! The medal, as always, is incredible and definitely one to add to your collection!
  • Sat 7 Mar 2026
  • £16-£35
Staines, Surrey, UK

The Panda Plod

Here's another animal-inspired event for you. The featured animal this time is a panda! The medal, as always, is incredible and definitely one to add to your collection!

  • Families
  • Beginner-friendly
  • Event village
  • All ages
  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Flat, fast and friendly at Lillyroo’s near Deal, one of Europe's flattest backyard courses. Run a loop (a 'yard') every hour, on the hour, until only one runner remains. Miss the bell, and you're out.
  • Sat 7 Mar 2026
  • £73-£115
Deal, Kent, UK

Kent Backyard Ultra | Round Three: Sholden

Flat, fast and friendly at Lillyroo’s near Deal, one of Europe's flattest backyard courses. Run a loop (a 'yard') every hour, on the hour, until only one runner remains. Miss the bell, and you're out.

  • Beginner-friendly
  • Event village
  • Rural
  • Age 16 & over
  • Fixed time runs
  • Ultra run
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 7 Mar 2026
  • £33-£35
Staines, Surrey, UK

London Marathon Long Training Run | Day 1

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.

  • Beginner-friendly
  • Enter online
  • Flat
  • Traffic free
  • Fancy dress
  • Event village
  • Age 17 & over
  • 7 hrs trail running
Come and join in The Sloth Scamper, slow is the new fast and you can earn yourself a medal with an adorable sloth on to boot - anyone know what a group of sloths is called?
  • Sat 14 Mar 2026
  • £16-£35
Staines, Surrey, UK

The Sloth Scamper

Come and join in The Sloth Scamper, slow is the new fast and you can earn yourself a medal with an adorable sloth on to boot - anyone know what a group of sloths is called?

  • Families
  • Beginner-friendly
  • Event village
  • All ages
  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Fast, flat, PB-grabbing ultra on traffic-free trails and the canal towpath with a bespoke medal and treats at the finish line. First-time ultra runners welcome.
  • Sat 14 Mar 2026
  • £54-£56
Leeds, West Yorkshire, UK

Spring Time Canal Canter | Ultra

Fast, flat, PB-grabbing ultra on traffic-free trails and the canal towpath with a bespoke medal and treats at the finish line. First-time ultra runners welcome.

  • Chip timing
  • Enter online
  • Flat
  • PB
  • Traffic free
  • Age 21 & over
  • 32 miles trail running
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 14 Mar 2026
  • £33-£35
Staines, Surrey, UK

London Marathon Long Training Run | Day 2

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.

  • Beginner-friendly
  • Enter online
  • Flat
  • Traffic free
  • Fancy dress
  • Event village
  • Age 17 & over
  • 7 hrs trail running
Come and join the Dashing Dog Charity run in the picturesque Dare Valley Country Park. Not only is the scenery beautiful but you will earn one of these awesome medals!
  • Sun 15 Mar 2026
  • £18-£38
Aberdare, Mid Glamorgan, UK

The Dashing Dog Charity Run | Wales

Come and join the Dashing Dog Charity run in the picturesque Dare Valley Country Park. Not only is the scenery beautiful but you will earn one of these awesome medals!

  • Families
  • Beginner-friendly
  • Event village
  • Park
  • All ages
  • Road run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Come and join The Flying Fox event! Are you as cunning and as quick as a fox and fancy showcasing your running skills?
  • Sat 21 Mar 2026
  • £16-£35
Staines, Surrey, UK

The Flying Fox

Come and join The Flying Fox event! Are you as cunning and as quick as a fox and fancy showcasing your running skills?

  • Families
  • Beginner-friendly
  • Event village
  • All ages
  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Come and join in for The Flying Fox event! Are you as cunning and as quick as a fox and fancy showcasing your running skills?
  • Sat 21 Mar 2026
  • £15-£34
Northampton, Northamptonshire, UK

The Flying Fox | Northampton

Come and join in for The Flying Fox event! Are you as cunning and as quick as a fox and fancy showcasing your running skills?

  • Families
  • Beginner-friendly
  • Event village
  • All ages
  • 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 like-minded runners.
  • Sat 21 Mar 2026
  • £33-£35
Staines, Surrey, UK

London Marathon Long Training Run | Day 3

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

  • Beginner-friendly
  • Enter online
  • Flat
  • Traffic free
  • Fancy dress
  • Event village
  • Age 17 & over
  • 7 hrs trail running
Come and join in for Dashing Dog Charity run along the picturesque River Thames, not only is the scenery beautiful and you will earn one of the awesome medals!
  • Sun 22 Mar 2026
  • £18-£40
Staines, Surrey, UK

The Dashing Dog Charity Run

Come and join in for Dashing Dog Charity run along the picturesque River Thames, not only is the scenery beautiful and you will earn one of the awesome medals!

  • Families
  • Beginner-friendly
  • Event village
  • All ages
  • Road run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Spring along the Leeds and Liverpool Canal with the Spring Tide Sir Titus Trot along the flat, even towpath. Perfect for all abilities, it tends to sell out very quickly.
  • Sun 29 Mar 2026
  • £54-£56
Shipley, West Yorkshire, UK

Sir Titus March Mayhem | Ultra Marathon

Spring along the Leeds and Liverpool Canal with the Spring Tide Sir Titus Trot along the flat, even towpath. Perfect for all abilities, it tends to sell out very quickly.

  • Chip timing
  • Enter online
  • Flat
  • Age 21 & over
  • 52 km trail running
Who doesn't know and love The Fraggles! Come and join in the Fraggle Run Time Challenge and earn a medal based on the adorable little creatures!
  • Sun 29 Mar 2026
  • £17-£29
Durham, County Durham, UK

Fraggle Run | North | Time Challenge

Who doesn't know and love The Fraggles! Come and join in the Fraggle Run Time Challenge and earn a medal based on the adorable little creatures!

  • Enter online
  • Flat
  • Traffic free
  • Age 20 & over
  • 7 hrs trail running
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 2026
  • £33-£35
Staines, Surrey, UK

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.

  • Beginner-friendly
  • Enter online
  • Flat
  • Traffic free
  • Fancy dress
  • Event village
  • Age 17 & over
  • 7 hrs trail running

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