Perito Moreno

What is Perito Moreno?

Tucked deep within Argentina’s Los Glaciares National Park, the Perito Moreno Glacier feels like stepping into another world, a landscape carved by time and alive with sound. This immense sheet of ice stretches for miles across the Patagonian wilderness, constantly shifting, cracking, and glowing in shades of blue that change with the light. You can hear the thunderous roar as chunks of ice break away and crash into Lake Argentino, or walk the viewing boardwalks and trails that bring you astonishingly close to its frozen cliffs. It’s nature at its most raw and captivating, and one of the few glaciers on Earth still advancing today.

Read all about Los Glaciares National Park before you go ➜

Plan your visit to Perito Moreno

Opening hours

Perito Moreno Glacier is open daily from 8am to 8pm during the summer season (October to April) and 9am to 6pm in winter (May to September).

The park remains open year-round, though access can be limited in winter due to snow. It’s closed only on December 25 and January 1.

Your quick guide to Perito Moreno Glacier opening hours

Best time to visit

The best months to visit are October to April, when the weather is mild, days are longer, and glacier activity is at its most dramatic. December to February draws the most visitors, so arrive early in the day or visit midweek for fewer crowds.

Morning hours offer the best light for photography and quieter walkways.

Location

The Perito Moreno Glacier lies inside Los Glaciares National Park, about 80 km (1.5 hours) west of El Calafate, in Argentina’s Santa Cruz Province. The drive offers scenic views of Lake Argentino and the Patagonian steppe. Regular buses and guided tours run from El Calafate, or you can self-drive via Ruta Provincial 11.

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Getting to Perito Moreno Glacier location made easy

What to do at Perito Moreno?

Walkways & viewpoints

Explore the network of scenic walkways that wind across the cliffs opposite the glacier. Each platform offers a new angle, from sweeping panoramic views to up-close moments where you can hear the ice crack and tumble into Lake Argentino. The paths are easy to moderate, ideal for families or relaxed explorers.

See Perito Moreno Glacier walkways highlights

Glacier cruises

Set sail across the shimmering waters of Lake Argentino for a fresh perspective on Perito Moreno. Choose a 1-hour cruise to glide close to the glacier’s towering ice walls, or opt for a full-day cruise that explores the region’s other giants—the Upsala and Spegazzini Glaciers. Calm, comfortable, and photography-perfect, these cruises are suited for all travelers seeking a leisurely way to take in Patagonia’s icy grandeur.

Find the right Perito Moreno boat tour

Minitrekking on the glacier

For a touch of adventure without going extreme, the Minitrekking experience lets you walk on the glacier itself. After a short boat ride and a guided safety briefing, strap on your crampons and follow expert guides across the ice. The two-hour El Calafate glacier hike takes you through shimmering blue tunnels and crystal pools, a thrilling yet accessible experience for ages 8 to 65.

Everything about Minitrekking Perito Moreno experience

Big Ice expedition

Designed for true adventurers, the Big Ice trek takes you deep into the heart of Perito Moreno, far beyond where the regular paths go. This full-day expedition includes a challenging 3-hour glacier hike through rugged terrain, where you’ll discover hidden caves and surreal ice formations under expert guidance. Physically demanding but unforgettable, it’s Patagonia in its purest, wildest form.

What makes the Perito Moreno Glacier Big Ice trek special

What to see at Perito Moreno?

Tourists on a boat pointing at Perito Moreno Glacier in Argentina.

Mirador de los Suspiros

Your first breathtaking glimpse of Perito Moreno appears here, just before reaching the main walkways. A jaw-dropping moment that makes every traveler pause in awe. Stop for photos before continuing into the park.

Couple admiring Perito Moreno Glacier from viewing deck in Argentina.
Tourist photographing Perito Moreno Glacier from a cruise boat in Argentina.
Visitor overlooking Perito Moreno Glacier from viewing deck in Argentina.
Walkway through lush forest trail at Maya Bay.

History of Perito Moreno in a nutshell

Formed over thousands of years from compacted snowfall in the Southern Patagonian Ice Field, the Perito Moreno Glacier is a living remnant of the last Ice Age. It moves forward about two meters a day, continuously reshaping the landscape and occasionally blocking Lake Argentino’s Brazo Rico arm, creating the famous ice dam that bursts with spectacular force.

The glacier is named after Francisco “Perito” Moreno, an Argentine explorer and conservationist who helped map Patagonia and championed the creation of national parks in the late 19th century. Declared part of Los Glaciares National Park in 1937 and a UNESCO World Heritage Site in 1981, Perito Moreno remains one of the few glaciers in the world still advancing, a rare natural wonder in motion.

Additional information about Perito Moreno

Flora & fauna of Los Glaciares National Park

Beyond the ice, life flourishes. Walk through lenga and ñire forests filled with wild orchids and bright calafate berries, said to bring good luck to anyone who tastes them. Watch condors glide overhead or spot guanacos grazing against the backdrop of snow-capped peaks.

Conservation & sustainability

Perito Moreno stands strong, but nearby glaciers are retreating fast. As part of a UNESCO World Heritage Site, it’s carefully protected. Visitors can help preserve it by keeping to marked trails, carrying reusable bottles, and supporting eco-friendly tours that safeguard Patagonia’s wild beauty.

Tips for visiting Perito Moreno 

  • Start early and arrive between 9am to 10am to enjoy calm walkways, soft light, and fewer tour buses.
  • Reserve activities in advance, as minitrekking, Big Ice hikes, and cruises often sell out days in advance. So, book early to secure your slot.
  • Layer up! Windproof jackets and gloves are a must, even in summer. The glacier creates its own chilly microclimate.
  • Bring snacks and water. There’s a small café, but options are limited once inside the park.
  • Stay alert at viewpoints. Listen for cracking sounds; they often signal an ice collapse worth witnessing.
  • Midday offers vibrant glacier blues, while late afternoon light adds dramatic shadows for stunning photographs.

Make the most of your Perito Moreno visit ➜

Frequently asked questions about Perito Moreno

The best time to visit is from October to April, when days are longer, the weather is mild, and glacier activity is most visible. December to February are peak months, so book tours early. Winter (May–September) offers quiet beauty but limited access due to snow.

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