Fitz Roy — Laguna de los Tres
The most famous trail in Argentine Patagonia. Starts at the end of Av. San Martín and climbs steadily to Laguna de los Tres (1,177 masl) with a direct view of Fitz Roy (3,405 m). The final stretch gains +400 m over 1 km.
- Difficulty: Hard
- Distance: 20.7 km
- Duration: 7–9 hours
- Elevation gain: 977 m
- Max altitude: 1177 m
- Best season: Nov – Mar
- Trailhead: Final Av. San Martín, El Chaltén (49°20'13"S / 72°53'44"W)
- Park / area: Parque Nacional Los Glaciares, Santa Cruz
Nearby trails
Frequently asked questions
How long does the Fitz Roy — Laguna de los Tres trek take?
Fitz Roy — Laguna de los Tres takes 7–9 hours to complete, covering 20.7 km with 977 m of elevation gain, rated hard.
Is Fitz Roy — Laguna de los Tres suitable for beginners?
Not for beginners: Fitz Roy — Laguna de los Tres is rated hard and requires prior mountain experience and solid fitness.
Do I need a permit to hike Fitz Roy — Laguna de los Tres?
No, Fitz Roy — Laguna de los Tres doesn’t require an advance permit.
When is the best time to hike Fitz Roy — Laguna de los Tres?
The recommended season is Nov – Mar. Sliabh’s map shows current daylight hours and a live weather/solar panel for the exact trailhead.
Where does the Fitz Roy — Laguna de los Tres trailhead start?
The trailhead is at Final Av. San Martín, El Chaltén (49°20'13"S / 72°53'44"W), in Parque Nacional Los Glaciares, Santa Cruz province. Sliabh’s 3D map and downloadable GPX track show the exact starting point.
Can I download an offline map or GPX track for Fitz Roy — Laguna de los Tres?
Yes — Sliabh provides a downloadable GPX track and an offline 3D map for Fitz Roy — Laguna de los Tres, so it works with no signal on the trail.
Los Glaciares National Park · Hiking in Southern Patagonia