Flat Road runs in South East
Find flat road 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.
- Sun 3 May
- £8-£42
Worthing RUNFEST
Race along flat, fully closed roads to a seafront finish, with Half Marathon, 10K and Family Runs, catering for all ages and abilities, with chip timing, bespoke medal and a tech t-shirt.
- 10K run
- Half marathon
- Fun run
- Sun 3 - Mon 4 May
- £15-£150
MK Marathon Weekend
The multi award-winning MK Marathon Weekend is Buckinghamshire’s most popular weekend of running and features a choice of races, extra medal for running both days and stunning Stadium MK finish!
- Marathon
- Half marathon
- 5K run
- Fun run
- 10K run
- Fri 8 May
- £7-£22
Rye Summer 10K & 5K Series | Race One
Enjoy every spellbinding step through the stunning landscape of Rye Harbour Nature Reserve in this exceptional summer series. Enter one or enter more and watch your times improve.
- Fun run
- 5K run
- 10K run
- Sat 9 May
- £30-£70
The All Nations Triathlon, 5K, 10K and Half Marathon Run
Delve into an action-packed day of multisport racing, featuring an inclusive Super Sprint Triathlon, 5K, 10K and Half Marathon distances for all abilities at the stunning Olympic venue!
- 5K run
- 10K run
- Half marathon
- Super sprint triathlon
- Sun 10 May
- £25-£35
Run Whitstable & Herne Bay May 5K, 10K and Half Marathon
Run the beautiful Kent coastline from Whitstable to Herne Bay in this friendly spring event, offering a 5K, 10K or half marathon for runners of all abilities.
- 5K run
- 10K run
- Half marathon
- Sat 16 May
- £15-£35
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
- Wed 27 May
- £28-£30
Midweek Run Dorney Lake | May
Choose your distance and chase your personal best on the flat, chip-timed course at London 2012's iconic Olympic venue; all abilities welcome.
- 5K run
- 10K run
- Sun 31 May
- £13-£28
Green Park Reading 10K
Thousands of runners of all abilities and ages will be welcomed to Green Park in Reading to run a traffic-free, super-flat route as part of a family-friendly event day.
- Fun run 2
- 10K run
- Fri 5 Jun
- £7-£22
Rye Summer 10K & 5K Series | Race Two
Enjoy every spellbinding step through the stunning landscape of Rye Harbour Nature Reserve in this exceptional summer series. Enter one or enter more and watch your times improve.
- Fun run
- 5K run
- 10K run
- Sat 6 Jun
- £15-£35
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
- Sat 6 Jun
- £28-£34
Run Dorney Lake | June
Choose your distance and chase your personal best on the flat, chip-timed course at London 2012's iconic Olympic venue; all abilities welcome.
- 5K run
- 10K run
- Half marathon
- Sun 7 Jun
- £15-£35
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
- Sun 14 Jun
- £15-£35
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
- Wed 1 Jul
- £28-£30
Midweek Run Dorney Lake | July
Choose your distance and chase your personal best on the flat, chip-timed course at London 2012's iconic Olympic venue; all abilities welcome.
- 5K run
- 10K run
- Sat 4 Jul
- £25-£60
FixAddiction Triathlon, 5K, 10K and Half Marathon
A superb summer's day of running and triathlon at the stunning Olympic venue which boasts fast, flat courses with closed roads and ideal swimming conditions. A must for your schedule this year.
- Super sprint triathlon
- Sprint triathlon
- 5K run 2
- 10K run 2
- Half marathon 2
- Sun 5 Jul
- £15-£35
Will Run For Ice Cream
A run that you don't want to miss! The medal is incredible, and you can celebrate your achievements with some well-deserved ice cream!
- Road run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Fri 10 Jul
- £7-£22
Rye Summer 10K & 5K Series | Race Three
Enjoy every spellbinding step through the stunning landscape of Rye Harbour Nature Reserve in this exceptional summer series. Enter one or enter more and watch your times improve.
- Fun run
- 5K run
- 10K run
- Sat 11 Jul
- £15-£35
Ooops I Ran It Again
Who hasn't completed a race, sworn they will never run again and then booked onto another one the following day?!
- Road run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sun 12 Jul
- £6-£24
Romney Marsh 10K
The Romney Marsh 10K returns, offering beautiful Kent landscapes, rolling skies and racing delights at every twist and turn.
- Fun run
- 10K run
- Sun 12 Jul
- £28-£34
Run Dorney Lake | July
Choose your distance and chase your personal best on the flat, chip-timed course at London 2012's iconic Olympic venue; all abilities welcome.
- 5K run
- 10K run
- Half marathon
- Sun 26 Jul
- £28-£34
Run Dorney Lake | July
Choose your distance and chase your personal best on the flat, chip-timed course at London 2012's iconic Olympic venue; all abilities welcome.
- 5K run
- 10K run
- Half marathon
- Fri 7 Aug
- £7-£22
Rye Summer 10K & 5K Series | Race Four
Enjoy every spellbinding step through the stunning landscape of Rye Harbour Nature Reserve in this exceptional summer series. Enter one or enter more and watch your times improve.
- Fun run
- 5K run
- 10K run
- Sat 8 Aug
- £28-£34
Run Dorney Lake | August
Choose your distance and chase your personal best on the flat, chip-timed course at London 2012's iconic Olympic venue; all abilities welcome.
- 5K run
- 10K run
- Half marathon
- Sun 9 Aug
- £15-£35
Great British Bake Run
Who doesn't like cake?! The Great British Bake Run is back for another year! The medal is a fantastic cupcake which doubles up as a magnet to go on your fridge!
- Road run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Wed 26 Aug
- £28-£30
Midweek Run Dorney Lake | August
Choose your distance and chase your personal best on the flat, chip-timed course at London 2012's iconic Olympic venue; all abilities welcome.
- 5K run
- 10K run