How 2026 Went
Race day was 20 September 2026.
Full results →Course Map
Route based on 2025 course — may differ slightly from this year.
About this Race
The Maratón Internacional de Buenos Aires is Argentina's premier road race, a flat, fast loop through the elegant avenues and varied neighborhoods of the South American capital. The course passes landmarks like the Obelisco, the grand boulevards, and the city's leafy parks on smooth roads that make for a genuinely quick profile. Held in September during the southern spring, it offers favorable conditions and has grown into a record-friendly destination drawing strong international fields. The terrain is forgiving and the support enthusiastic. It suits the PB-focused runner who wants a fast course in a vibrant, characterful city.
Course Insight
Buenos Aires is a flat, fast spring marathon threading the city's parks and waterfront districts, smooth and built for quick, even running. With no real hills, the governor on your pace is your own restraint early on. Spring warmth on the open avenues is worth managing with steady fluids. Lively crowds make it easy to drift fast. Run it as a measured time trial and the level course pays back the discipline.
Difficulty Breakdown
A balanced marathon with no single defining challenge.
Course Details
- Course type
- Loop
- Elevation gain
- 147m
- Elevation loss
- 126m
- Highest point
- 47m
- Lowest point
- 3m
- Net elevation
- +21m
- Start
- Avenida Figueroa Alcorta and Avenida Dorrego
- Cutoff time
- 6h 0m
Course Records
- Men's
- 2:05:00 — Evans Kiplagat Chebet (Kenya), 2019
- Women's
- 2:23:36 — Rebecca Kangogo Chesir (Kenya), 2026
Race History
The Maratón Internacional de Buenos Aires was first held in 1984 and has grown into Argentina's premier road race, touring the grand avenues and varied neighborhoods of the South American capital. Its flat, fast layout helped it develop into a record-friendly destination drawing strong international fields. From its early editions it expanded into one of the continent's biggest marathons. Held each September in the southern spring, it now draws a large field through the heart of the city.
Plan Your Trip
Everything you need to know to get there, get settled, and get to the start line.
- Nearest airport(s)
- Buenos Aires Ezeiza (EZE), Aeroparque Jorge Newbery (AEP)
- Best area to stay
- Recoleta for elegant central hotels near the route, Palermo for trendy boutique stays in leafy streets, and Puerto Madero for modern waterfront hotels.
- Getting to the start
- The start/finish is on Avenida Figueroa Alcorta at Avenida Dorrego in Palermo; take the Subte (Line D) to Plaza Italia and walk to the start.