Flat Half marathons in South East in March 2026
Find flat half marathons in South East in March 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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- Sat 7 Mar
- £16-£35
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
- Sat 7 Mar
- £33-£35
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
- Sat 14 Mar
- £33-£35
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
- Sat 14 Mar
- £23-£35
The Sloth Scamper | Time Challenge
Come and join in The Sloth Scamper Time Challenge where 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?
- Enter online
- Flat
- Traffic free
- Age 18 & over
- 7 hrs trail running
- Sat 21 Mar
- £16-£35
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
- Sat 21 Mar
- £33-£35
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
- Sun 22 Mar
- £18-£40
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
- Sat 28 Mar
- £23-£35
Milkshake Meander | Half Marathon
"My milkshake brings all the boys to the yard"... not quite sure where we're going with this but come and join this fantasic Milkshake Meander event!
- Enter online
- Flat
- Traffic free
- Age 17 & over
- 13.1 miles trail running
- Sun 29 Mar
- £31
Brett Lydd Half Marathon
A delectable racing experience perfect for those planning a spring marathon, over a pancake flat course using the wide, quiet country lanes surrounding the marsh town of Lydd in Kent.
- Chip timing
- Enter online
- Flat
- PB
- Age 17 & over
- 13.1 miles road running
- Sun 15 Mar
Milton Keynes Festival of Running | Half Marathon
- 13.1 miles road running
- Sun 22 Mar
Run Whitstable & Herne Bay Spring 5K, 10K and Half Marathon | Half Marathon
- 13.1 miles road running
- Sun 22 Mar
Twin Lakes 20 | 20 Mile
- 20 miles multi terrain running