The drive from Bariloche to San Martín de los Andes along the legendary Ruta Nacional 40, specifically the 'Ruta de los Siete Lagos' or Seven Lakes Route, is arguably one of the most picturesque road trips in Argentina. This 190 km journey, typically taking around 4 hours of pure driving time, offers an unparalleled immersion into Patagonia's stunning Lake District. It's a dream for self-drivers, as the entire route is perfectly paved, making it accessible and enjoyable in any vehicle, from compact cars to SUVs.

This iconic route is a highlight for many visitors to Northern Patagonia, famous for its succession of shimmering lakes, dense ancient forests, and captivating mountain vistas. Beyond the natural beauty, the journey offers opportunities to explore charming Patagonian towns like Villa La Angostura. Renting a car for this drive provides the ultimate freedom to stop at countless viewpoints, explore hidden trails, and truly soak in the tranquility and grandeur of the Andean landscape. Prepare for a memorable adventure that showcases the best of Argentina's southern scenery.

Route Segments

FromToDistanceDurationRoad
BarilocheVilla La Angostura85 km1.5 hourspaved
Villa La AngosturaSan Martín de los Andes105 km2.5 hourspaved

Scenic Stops

Mirador Lago Espejo

Just north of Villa La Angostura, this viewpoint offers a classic postcard view of the 'mirror lake' with its remarkably clear, still waters reflecting the surrounding peaks. There's a spacious parking area.

Stop duration: 20-30 minutes

Lago Villarino & Lago Falkner

These two beautiful lakes are side-by-side, connected by a small river. There are several picnic areas and a national park campground. The views here are stunning, with sandy beaches and surrounding forests.

Stop duration: 30-60 minutes

Cascada Vuliñanco (Vuliñanco Waterfall)

A short, easy walk from the main road (well-signposted) leads to a lovely waterfall. It's a refreshing stop, especially on a warm day, and offers a different kind of natural beauty than the lakes.

Stop duration: 20-40 minutes

Mirador Arrayán

Located just before San Martín de los Andes, this panoramic viewpoint offers spectacular sweeping views of Lago Lácar and the charming town nestled on its shores. It's an ideal spot for your final photos.

Stop duration: 15-25 minutes

Fuel Stops

LocationFrom StartNotes
Villa La Angostura85 km from startSeveral YPF and Axion stations are available in Villa La Angostura. They generally operate long hours, but it's always wise to fill up here, especially if traveling off-season, as options become very limited until San Martín de los Andes. Payment usually by cash or card, but card systems can sometimes be unreliable.

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Road Conditions by Season

Summer (Dec - Mar)

During the summer months (December to March), the road is in excellent condition, completely paved and generally dry. However, this is peak tourist season, so expect significantly more traffic, especially in January and February. Finding parking at popular viewpoints can be challenging. Daytime temperatures are pleasant, but strong winds are common.

Winter (Jun - Sep)

In winter (June to September), the route is incredibly scenic with snow-capped mountains and sometimes snow-dusted forests. While the main Ruta 40 is well-maintained and cleared regularly, expect potential ice or snow patches, especially in shaded areas or at higher elevations. Winter tires or snow chains may be required or recommended during heavy snowfall. Always check road conditions with local authorities (Vialidad Nacional) before departing, as temporary closures can occur.

Year-round Notes

This route is fully paved and generally very safe. Watch out for wildlife, particularly deer and guanacos, especially at dawn and dusk. Speed limits are enforced, and the winding nature of the road requires attentive driving. Sun glare off the lakes can be intense at certain times of day, so sunglasses are essential.

Vehicle Recommendation

Given the entirely paved nature of the Seven Lakes Route, any standard passenger car, including compact sedans, is perfectly suitable. You do not need a 4x4 vehicle. However, for added comfort, especially if carrying luggage or traveling with a family, a mid-size sedan or a small SUV will provide a smoother ride and better visibility for enjoying the scenery.

Essential Driving Tips

  • 1Fill your fuel tank in Bariloche or Villa La Angostura; gas stations are scarce between Villa La Angostura and San Martín de los Andes.
  • 2Take your time! While the drive is 4 hours, allocate 6-8 hours or even a full day to allow for ample stops at viewpoints and short walks.
  • 3Bring plenty of water, snacks, and a picnic. While there are some small eateries, particularly near Lago Falkner, options are limited on the route itself.
  • 4Pack layers, even in summer. Patagonian weather can be unpredictable, with sunshine, wind, and rain all possible in one day.
  • 5Keep an eye out for wildlife, especially deer, foxes, and various birds. They can appear suddenly on the road, particularly in forested areas.
  • 6Bring a good camera and binoculars. The photographic opportunities are endless, from expansive lake views to detailed forest shots.
  • 7Download offline maps. Cell phone service is intermittent to non-existent on long stretches of the Seven Lakes Route.
  • 8Respect speed limits and drive defensively, especially on curves and when approaching viewpoints where other travelers might be distracted.

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Driving Distances from Bariloche

Plan your road trip with approximate driving times and distances to nearby Patagonia destinations.

DestinationDistanceDriving TimeRoad Type
El Bolson120 km1h 45mPaved
Osorno280 km4h 30mPaved
Esquel290 km3h 30mPaved
Puerto Montt340 km5hPaved
Trelew820 km9h 30mPaved
Puerto Madryn870 km10hPaved

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