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Ultra runs in London

Find ultra runs in London 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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Walk, jog or run the capital-to-coast route with 2,000 other adventurers over a range of distance options available and superb support all the way, for all abilities and experience levels.
  • Sat 23 - Sun 24 May
  • £89-£199
Brighton, East Sussex, UK

London 2 Brighton Ultra Challenge

Walk, jog or run the capital-to-coast route with 2,000 other adventurers over a range of distance options available and superb support all the way, for all abilities and experience levels.

  • Trail run 3
  • Ultra run 2
  • Marathon
  • 100K ultra run 2
  • Families
  • Beginner-friendly
  • Entertainment
  • Event village
  • Age 14 & over
Think you know London? Go beyond your usual route to see a different side of the nation’s capital on an inclusive and welcoming 55km trail route or ultra with outstanding support, views and landmarks.
  • Sat 20 Jun
  • £68-£70
London, UK

Beyond London | 55K Ultra

Think you know London? Go beyond your usual route to see a different side of the nation’s capital on an inclusive and welcoming 55km trail route or ultra with outstanding support, views and landmarks.

  • 55 km trail running + 575 m ascent
  • Chip timing
  • Enter online
  • Undulating
  • Age 20 & over
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, UK

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
  • Charity walk 4
  • Ultra run
  • + 1 more race
  • Families
  • Beginner-friendly
  • Entertainment
  • Music
  • Event village
  • Urban
  • Rural
  • Age 14 & over
  • Sun 31 May
  • £65
London, UK

Peckham to Peckham Ultramarathon 50K

  • 50 km trail running
  • Sun 28 Jun
  • £39
Woodford Green, UK

SITC Summer Samosa Ultra | Ultra

  • 50 km road running
  • Sun 9 Aug
  • £595
Twickenham, UK

The Thames Challenge | The Richmond Ultra

  • 33 miles multi terrain running

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