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Flat Marathons in Summer

Find flat marathons near me in Summer - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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Coastal paths with a satisfying mix of hills plus flatter, faster sections on a multi-lap route round the stunning Mount Edgcumbe Peninsula — a spectacular marathon coastal challenge.
  • Sat 13 Jun 2026
  • £40
Torpoint, Cornwall, UK

Rame Head Race | Marathon

Coastal paths with a satisfying mix of hills plus flatter, faster sections on a multi-lap route round the stunning Mount Edgcumbe Peninsula — a spectacular marathon coastal challenge.

  • Chip timing
  • Enter online
  • Flat
  • Hilly
  • Age 17 & over
  • 26.2 miles trail running + 4184 ft ascent
Previously rated one of the top 10 UK marathons by Runners World! Stunningly scenic riverside routes along the Thames towpath. Flat, fast and very runnable with great runner support.
  • Sun 9 Aug 2026
  • £53-£55
London, UK

Thames Meander Summer | Marathon

Previously rated one of the top 10 UK marathons by Runners World! Stunningly scenic riverside routes along the Thames towpath. Flat, fast and very runnable with great runner support.

  • Chip timing
  • Enter online
  • Flat
  • Age 18 & over
  • 26.2 miles trail running + 600 ft ascent
Enjoy a trip up the Leeds and Liverpool Canal this summer over a range of distances, all along the flat and even towpath. This event is perfect for runners of all abilities.
  • Sat 15 Aug 2026
  • £38-£42
Shipley, West Yorkshire, UK

Sir Titus Summer Trot | Marathon

Enjoy a trip up the Leeds and Liverpool Canal this summer over a range of distances, all along the flat and even towpath. This event is perfect for runners of all abilities.

  • Chip timing
  • Enter online
  • Flat
  • Age 18 & over
  • 26.2 miles trail running + 506 ft ascent
Soak up summer miles on a flat, fast canal towpath, with great support, generous treats and distances for every runner including marathon — a Yorkshire day out to remember.
  • Sat 22 Aug 2026
  • £40-£42
Leeds, West Yorkshire, UK

Summer Extravaganza | Marathon

Soak up summer miles on a flat, fast canal towpath, with great support, generous treats and distances for every runner including marathon — a Yorkshire day out to remember.

  • Enter online
  • Flat
  • Age 18 & over
  • 26.2 miles trail running
  • Sat 6 Jun 2026
Portumna, Ireland

Portumna Forest Marathon | Marathon

  • 42 km road running
  • Sun 7 Jun 2026
Tórshavn, Faroe Islands

Torshavn Marathon | Marathon

  • 42.2 km road running
  • Sat 13 Jun 2026
Forssa, Finland

Forssa Summer Evening | Marathon

  • 42.2 km road running
  • Sat 22 Aug 2026
Reykjavík, Iceland

Islandsbanki Reykjavik Marathon | Marathon

  • 42.2 km road running
  • Sun 30 Aug 2026
Longford, Ireland

Abbott Longford Marathon | Marathon

  • 42.2 km road running

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