Buenos Aires Marathon
Buenos Aires, Argentina · Late September
Flat, wide avenues past the Obelisco, Puerto Madero, and the Bosques de Palermo. The South American record course and comfortably the continent's best shot at a fast time.
Course
Elevation gain
60 m
Net elevation
Flat
Finishers
~10,000
Month
September
Late September
Race-day weather
Median start temp
12°C
Historical range
8–20°C
Hot-year risk
Moderate
Southern spring: usually cool at the 7am start, warming steadily — the back half can get sunny.
Getting in
First-come, first-served. South America's fastest marathon; entry is straightforward and costs a fraction of the majors. Official site ↗
Pacing plans for Buenos Aires Marathon
Course-adjusted splits for every common goal — not flat even splits, but pacing that matches where this course is fast and where it bites.
Frequently asked questions
Is the Buenos Aires Marathon a fast course?
Yes, it is a fast course by big-marathon standards. The course has 60 m of total elevation gain and no net drop. We rate it 8/10 for PR potential.
What is the weather usually like at the Buenos Aires Marathon?
The median start-line temperature is around 12°C, with a historical range of roughly 8–20°C. Southern spring: usually cool at the 7am start, warming steadily — the back half can get sunny.
How do you get into the Buenos Aires Marathon?
First-come, first-served. South America's fastest marathon; entry is straightforward and costs a fraction of the majors.
Is the Buenos Aires Marathon a Boston qualifier?
Yes — the Buenos Aires Marathon is a certified course accepted by the B.A.A. for Boston qualifying times.