Runs in London in September 2026
Find runs in London in September 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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Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sun 6 Sep
- £15-£35
- 11 charities
The Big Half
The Big Half promises a party atmosphere on a landmark-packed, half marathon route which follows some of the famous marathon course in reverse!
- 13.1 miles road running + 218 ft ascent
- Sat 12 - Sun 13 Sep
- £12-£56.50
Richmond RUN-FEST
Richmond RUN-FEST consists of different distanced events, 5,000 runners, a music stage, fitness expo, amazing male and female cut tech t-shirts and chunky triangle medals!
- Fun run
- 10K run
- Half marathon
- Marathon
- Sun 27 Sep
- From £40
- 2 charities
Ealing Half Marathon
Get the #EalingFeeling at the triple Gold award winning UK No1 Half Marathon.
- 13.1 miles road running
- Sun 27 Sep
- £49.99
- 3 charities
Vitality London 10,000
A capital city 10K on a flat course with closed roads and world-famous landmarks! Cheering crowds, great medal, family-friendly run and wellness festival too.
- 10 km road running
- Fri 11 - Sun 13 Sep
Thames Path Ultra Challenge
- 100K ultra run 2
- 50K ultra run 2
- Trail run 4
- Charity walk 4
- Ultra run
- + 1 more race