Set out on a once-in-a-lifetime adventure with our Andes Crossing Guided Trekking Tours, where natural beauty and history converge. Beginning in the picturesque Uco Valley of Tunuyán, this extraordinary trek leads you through awe-inspiring landscapes: pristine valleys, roaring rivers, and towering granite peaks that soar up to 6,000 meters. Keep an eye out for condors gliding above and guanacos wandering nearby as you journey through this untouched paradise.
Trace the historic footsteps of General Lemos’s troops, part of General San Martin’s iconic crossing of the Andes over 200 years ago. During the day, explore the rugged splendor of the Andes with a team of skilled guides and fellow travelers. At night, gather around the campfire, savor traditional meals, and marvel at the starry sky.
This adventure offers more than just a trek—it’s a chance to experience the Andes’ untamed beauty and connect with a story that echoes through time. Let the magic of this journey stay with you forever.
Federico is an outdoor lover with plenty of adventures in The Andes. Specialized in the tour logistics and organization of Expeditions and Treks in the Central Andes, Patagonia, Peru, Bolivia, and French Alps.
Reach the Portillo Argentino (4,380 m) and Piuquenes Pass (4,030 m), offering spectacular views and a chance to trace historic routes across the Andes.
Spend Nights at the Memorable Campsites
Camp under the stars at remote spots like Scaravelli Refuge and El Caletón, enjoying campfire meals and mineral-rich stream baths.
Nature and Culture Immersion
Explore the Andes' wildlife, cross into Chile with local muleteers, and unwind with a farewell dinner near the scenic Cajón del Maipo.
Route details
Day 1
Previous day • Mendoza
To ensure a smooth start to your adventure, we recommend arriving in Mendoza the day before the expedition, ideally in the morning. In the afternoon, our team will visit your accommodation to review equipment and discuss trip details.
Please keep your schedule open for this important preparation. If needed, we can arrange your accommodation for that evening at an additional cost—just let us know!
Day 2
Transfer Mendoza – Portinari Refuge | Trekking to Scaravelli Refuge
Your expedition kicks off with an introductory meeting to connect with your fellow adventurers. From there, we’ll travel in a private vehicle to Manzano Histórico and follow a scenic dirt road to Refugio Portinari, home to the National Gendarmerie. Here, we’ll meet our skilled local muleteers who will accompany us on this extraordinary journey. Customs clearance and registration will also take place at this stop.
The trekking adventure begins with a 4-hour hike to Scaravelli Refuge at 3,200 meters, leading us deep into the breathtaking Andes. In the afternoon, we’ll set up camp, unwind by a crackling bonfire, and enjoy a hearty dinner under the starry mountain sky.
Transfer: 3:30 hrs – Mendoza (750 m) | Manzano Histórico (1,710 m) | Portinari (2,520 m)
Trekking: 4 hrs – 8 km | Max Altitude: Scaravelli Refuge (3,200 m)
Waypoints: Portinari (2,520 m) | Scaravelli (3,200 m)
Day 3
Scaravelli – Portillo Argentino – Real de la Cruz Refuge
Today’s journey takes us to the Portillo Argentino Pass, the highest point of our trek at 4,380 meters above sea level. The challenging ascent is richly rewarded with breathtaking panoramic views of the Andes and the Chilean border. From the summit, the trail descends into the Tunuyán River Valley, where we’ll arrive at Refugio Real de la Cruz (2,870 m), a historic mountain shelter owned by the Argentine Army. Frequently visited by adventurers and mountaineers, it offers a perfect resting spot for the night.
We’ll set up camp near the shelter, enjoy a revitalizing dinner, and sleep in tents under the serene mountain skies, recharging for the days ahead.
Trekking: 8–9 hrs | 16 km | Max Altitude: 4,380 m
Waypoints:
Confluencia, De las Yaretas Valley (3,545 m)
Portillo Base (4,000 m)
Portillo Argentino Pass (4,380 m)
"La Banderita" Viewpoint (2,900 m)
Real de la Cruz Refuge Campsite (2,870 m)
Day 4
Tunuyan River Valley | Laguna de los Patos Hike
On the third day, we take a well-deserved break to recharge. You can relax near the Real de la Cruz Refuge or join a short guided hike to explore the area’s natural wonders. Your guide will introduce you to the unique local flora and fauna and lead you to the serene Laguna de los Patos, a hidden gem in the Andes.
Enjoy a peaceful evening with a delicious dinner and another night under the stars in the comfort of your tent, ready for the adventure ahead.
Day 5
Real de la Cruz – El Caletón
After breakfast, we’ll gear up for an exciting Tunuyán River crossing. With the help of our strong horses and the expertise of our muleteers, we’ll safely navigate the river before continuing the trek. The trail leads to a stunning viewpoint of Mount Tupungato (6,570 meters) and follows the picturesque Palomares Stream to El Caletón, our final campsite in Argentine territory at 3,027 meters.
If the weather allows, unwind with a refreshing dip in a mineral-rich stream. As night falls, enjoy the warmth of a campfire and sleep under a mesmerizing star-filled sky, a perfect end to an unforgettable day.
Trekking: 5–7 hrs | 13 km | Max Altitude: 3,027 m
Waypoints:
Campamento Real de la Cruz (2,870 m)
Tunuyán River Crossing (2,870 m)
Palomares Valley (3,000 m)
Campamento El Caletón (3,027 m)
Day 6
El Caletón – International border – Termas del Plomo, Chile | Transfer to Cajón del Maipo
The fifth day presents one of the expedition’s most exhilarating challenges as we make our way to the Piuquenes Pass (4,030 m), marking the border between Argentina and Chile. Here, Chilean horses, mules, and experienced muleteer guides will take over to lead us on the final descent into Chilean territory.
The trail winds down to the El Plomo River, and after crossing the Yeso River, we’ll find private vehicles ready to transport us to the picturesque Embalse del Yeso in San Gabriel, located in the stunning Cajón del Maipo region. At the Chilean Police station, we’ll complete customs formalities before heading to a cozy cabin complex.
The expedition concludes with a celebratory farewell dinner at a local restaurant, a perfect way to reflect on the incredible journey.
Trekking: 7–9 hrs | 15 km | Max Altitude: 4,030 m
Waypoints:
Piuquenes Pass (4,030 m)
Yeso River Crossing
Day 7
Transfer Cajón del Maipo, Chile – Santiago de Chile
After an unforgettable journey, the program concludes with a transfer to Santiago. If you prefer to return to Mendoza, we’re happy to arrange an optional transfer—just let us know your preference.
For those looking to unwind, Cajón del Maipo is a perfect spot to relax and enjoy the tranquility of nature. Should you wish to extend your stay, we can assist with reservations (subject to availability). Whether you continue your adventure or head home, this expedition will leave lasting memories of the majestic Andes.
Difficulty
Challenging
Does not require specific skills, but one must be in good health
Accommodation
Comfort
Basic
Tent
4 nights
Hotel
1 night
4 nights
Tent
The North Face V25 tents, equipped with a solar panel, charger, and USB LED light, with capacity for two or three people.
1 night
Cajón del Maipo cabin
One night in a cozy cabin complex in Cajón del Maipo, Chile.
Tickets to group meeting place
Group meeting place
Mendoza
Calculate tour price with tickets from your city
Partnered with
Weather during the tour
Weather conditions along the route
You will get a weather forecast for this tour’s route based on
the forecasts for this season
the statistics from previous years’ trips
Tour conditions
Included
transfer from Mendoza to the starting point: Private transportation from the city of Mendoza to the trekking departure point;
professional Guide: Certified mountain guide, always ready to provide detailed and fascinating information about the flora, fauna, and history of the region to enrich your experience;
transport of personal gear: Mules for transporting up to 10 kg of personal gear per person;
complete camping equipment: Includes tents, cooking utensils, tableware, and all necessary camping items;
accommodation in premium tents: The North Face V25 tents, equipped with a solar panel, charger, and USB LED light, with capacity for two or three people;
meals and drinks: All meals and beverages during the horseback program, prepared with fresh, local ingredients;
First Aid Kit: A comprehensive first aid kit available throughout the expedition;
satellite communication device for emergencies: Satellite communication available exclusively for emergencies (personal communications not included);
transfer at the end of the ride: Transportation from the end point of the hike to the lodging in Cajón del Maipo, Chile;
accommodation in Cajón del Maipo: One night in a cozy cabin complex in Cajón del Maipo, Chile;
farewell dinner: Farewell dinner in Chile to celebrate our quest;
transfer to Santiago, Chile: Transportation from Cajón del Maipo to Santiago, Chile, with arrival at the bus terminal or airport. Inquire about transfers to other areas.
Extras
return transfer to Mendoza: Transportation from Santiago, Chile, to Mendoza at the end of the expedition;
transport of unused luggage: Additional costs for transporting luggage not taken on the expedition;
sleeping bag: You can rent one in Mendoza if you do not have your own;
personal equipment: Personal clothing and gear are not included in the program;
unspecified meals and drinks: Expenses for meals and drinks outside those stipulated in the itinerary. Drinks in farewell dinner;
personal expenses: Telephone calls, tips, laundry, and other personal expenses;
premature departure from the program: Any costs associated with early departure from the program;
rescue costs: Includes any expenses arising from rescue operations;
medical or air evacuation expenses: Does not cover medical costs or air evacuations;
travel Insurance: Medical and assistance insurance, including air rescue, is required.
Group size
From 2 to 8 tourists
Duration
6 days
5 nights
It's important to know
Personal equipment you need for the tour
UPPER BODY
Synthetic T-Shirt: Breathable material, to keep you fresh and dry.
2 Long-sleeved Base Layer: Lightweight and breathable shirts that keep your body dry and comfortable during the trek, and protected from the sun.
Fleece Jacket or Sweater: Provides additional warmth during cold mornings and evenings.
Waterproof or Windproof Jacket: Essential for protection against rain and wind. It should be lightweight, breathable, and durable. Preferably with a hood.
Insulated Jacket (Synthetic or Down): Offers an extra insulation layer, ideal for low temperatures at high altitudes. Preferably hooded.
1 Pair of Lightweight Gloves and 1 pair of warm/fleece gloves: For Keeping hands warm in cold conditions. Opt for breathable and moisture-wicking materials.
LOWER BODY
Trekking Pants: Comfortable and durable pants that allow freedom of movement. Quick-drying with multiple pockets.
Long Underwear or Tights: Additional layers that provide warmth under trekking pants.
FOOTWEAR
Trekking Boots: Sturdy and durable footwear with good ankle support, ideal for long walks on uneven terrain.
Thick Socks (2 pairs): Warm and cushioned socks to keep your feet warm and prevent blisters.
HEAD
Sun Hat: Vital for protection against the sun’s harmful rays. Choose one with a wide brim and UPF protection.
Wool or Fleece Hat: To keep your head warm in cold conditions. Opt for breathable and moisture-wicking materials.
Sunglasses with 100% UV Protection: Protect your eyes from UV rays and glare, essential at high altitudes. Preferably, with a wraparound design to minimize light entering from the sides.
Neck gaiter or buff: Multifunctional, protects your neck and face from cold, wind, and sun.
OTHER
2 Liter Water Bottle: Essential for staying hydrated. Choose a durable bottle with a wide mouth for easy filling.
35 – 45 Liter Backpack: This spacious and comfortable backpack is ideal for carrying all the necessary gear for a day of trekking.
45 – 70 Liter Duffle bag: This is a super-tough expedition duffel to protect the gear and clothes the mules will haul to the camps.
Headlamp with extra batteries: Hands-free light source for use at camp or in low-light situations.
Comfortable Sleeping Bag (Comfort -5°C): A sleeping bag provides comfort and warmth during cold nights in the mountains.
Sleeping Pad: Adds insulation and comfort for sleeping on hard and cold ground.
Comfortable Camp Clothes (sneakers, socks, cotton shirt, etc.): Comfortable clothes to wear after the trekking.
Sunscreen (recommended SPF 50+): Essential protection against UV rays at high altitudes.
Personal Hygiene Items (towel, soap, etc.): Basic personal hygiene items to stay clean and fresh during the trip.
Personal first-aid kit: bring any prescribed personal medications. Include eye drops in case you are sensitive or allergic to dust.
Swimming suit.
Personal ID or passport
USB power bank suggested
US$ 30 in Chilean pesos (for any small expense arising as drinks or snacks).
What kind of gear should I bring?
For a comprehensive list of equipment, please refer to the Equipment section. If you need to rent any piece of equipment, we’re here to assist you. Don’t hesitate to ask us!
Will you pick us up from our accommodation?
Yes, we provide pick-up from accommodations in Mendoza city, Luján, or Maipú. Pick-ups from Valle de Uco are available, with an additional cost.
Can children participate in the hiking trip?
The hiking trip is recommended for adults and mature teenagers due to the challenging nature of the terrain and duration of the hike.
Cancellation of booking
In case of early cancellation of the reservation, we will be forced to withhold from you a percentage of the price paid:
regardless of when the cancellation was made - 30
less than 48 hours - 100
Additional terms:
You will be charged 30% of the cost of the expedition, regardless of when the cancellation was made. Refunds will be transferred to the traveler within 30 days after the cancellation date.
Cancellations made with less than 48 hours’ notice before the activity will not be refunded.
Reviews
5.0
Based on 8 reviews
Dates and Prices
The tour dates are not confirmed yet. Please, send a request for clarification
