Carretera Austral by Car: Full Route With Ferries and Without

The Carretera Austral is one of the most beautiful roads in the world. That is not an exaggeration. It is the consensus of anyone who has driven its 1,240 kilometers of Valdivian forest, fjords, volcanoes, turquoise rivers, and lost villages in Chilean Patagonia. Ruta 7, as it is officially called, links Puerto Montt to Villa O'Higgins through Aysén, the most isolated and least populated region of Chile. To drive it from start to finish, you will need ferries. That is the particularity of the route: the road is not continuous, and in two stretches the only way through is by sea or by fjord.

But there is a second version of the Carretera, equally beautiful, without ferries, and accessible for those with less time or who do not want to depend on boat schedules. This article covers both.

In short: the full Carretera Austral runs from Puerto Montt to Villa O'Higgins and requires two mandatory ferries (La Arena to Puelche and Hornopírén to Caleta Gonzalo). The no-ferry version enters through Argentina via Paso Futaleufú or Paso Huemules and covers the most beautiful part of the route up to Cochrane or Coyhaique. Both versions cross severe gravel (ripio). An SUV is the recommended minimum, and a spare tire in good condition is mandatory. Best season: November to March.

The full route: from Puerto Montt to Villa O'Higgins

The Carretera officially starts in Puerto Montt, but within the first few kilometers you meet the first interruption: the arm of the sea between La Arena and Puelche. The ferry here is short (20 to 30 minutes), frequent, and inexpensive. It does not usually cause waiting problems outside the busiest part of summer.

The next stretch follows the shore of Lake Chapo to Hornopírén, where the second and most important ferry of the route is: the crossing to Caleta Gonzalo, inside Pumalín Park. This ferry takes about 4 hours, passes through fjords of absurd beauty, and is the heart of the experience for those who do the full route. Frequency is lower, usually 1 to 2 departures a day in summer, none on bad-weather days. Book ahead with Naviera Austral, especially in December and January.

From Caleta Gonzalo the real Carretera begins: dense forest, gravel road, small villages. These are the landmarks of the northern stretch up to Coyhaique.

Chaitén

The first sizable town after Caleta Gonzalo, rebuilt after the eruption of the Chaitén volcano in 2008. It is worth stopping to refuel and learn the history of the place.

Futaleufú

A mandatory 75 km detour. One of the best rivers for rafting in the world, a charming village, and Lake Espolón with greenish water that looks unreal. Even those who do not raft will want to stop here for two days.

Puyuhuapi

A German village founded by settlers in the 20th century, with the famous Termas del Ventisquero reachable only by boat (departing from Puyuhuapi). Queulat National Park is a few kilometers away. The Ventisquero Colgante hanging glacier is one of the most impressive views of the whole route.

Coyhaique

The capital of Aysén and the largest city on the Carretera. A full resupply point (mechanics, supermarket, hospital, fuel). Many people use it as a base to explore the region or rest before continuing.

Cochrane

The last town with reasonable infrastructure before the final stretch. Patagonia Park is in this region, one of the best-preserved and most beautiful parks in Chile, with abundant wildlife (pumas, guanacos, huemuls) and trails of several levels.

Caleta Tortel

A stilt village with no streets, only wooden walkways over the coast. A 22 km detour off the main route, but worth every meter. One of the most picturesque communities in Patagonia.

Villa O'Higgins

The end of the road. To get there, there is one more optional ferry stretch across Lake O'Higgins. From here, the only way forward overland is on foot or by boat to Argentina through the Los Antiguos border.

The no-ferry version: enter through Argentina

Those who do not want to depend on boat schedules have an alternative that delivers most of the route's beauty. The idea: enter Chile from Argentina and join the Carretera in the middle, skipping the northern stretch that requires the two ferries.

• Via Paso Futaleufú: crossing from Esquel or Trevelin on the Argentine side, you arrive directly at the village of Futaleufú, already on the Carretera. From there the route runs south: Puyuhuapi, Coyhaique, Cochrane, Caleta Tortel. All accessible without a single ferry. This pass is the most recommended for this version.
• Via Paso Huemules: leaving from Coihaique Alto on the Argentine side, you arrive directly at Coyhaique. Less transitional scenery, but useful for those who will only do the southern stretch.

What you lose without the ferries: Pumalín Park and the stretch between Caleta Gonzalo and Chaitén, which is dense vegetation and fjord scenery unlike anything else on the rest of the route. It is a real loss, but the rest of the Carretera, from Futaleufú south, already justifies any trip.

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Vehicle, road, and what to prepare

• Vehicle type: a high SUV is the recommended minimum. A regular car handles a good part of the route, but some stretches of severe gravel, especially near Villa O'Higgins and from Caleta Gonzalo south, require ground clearance and firmer traction. A 4x4 adds comfort and safety.
• Tires: bring a spare in good condition and a tire repair kit. A flat on Carretera gravel is not rare. On a long trip it is a statistical certainty. There is a tire shop in Coyhaique; on the rest of the route, improvise.
• Fuel: refuel whenever possible. Some stretches have distant gas stations with unpredictable hours. In Coyhaique, fill the tank and any extra container you have.
• Connectivity: cell signal is sporadic between villages. Download offline maps before entering any remote stretch. Starlink Roam is the only way to have continuous internet in deserted stretches.
• Documentation: the same standard documentation for Chile (PID, Green Card, DUT, owner authorization if applicable), detailed in the checklist of documents to cross borders. Plus the SAG check at the border (no fresh food, meat, or non-industrialized dairy, sniffer dog present).

Best season and how long to allow

Season: November to March is the ideal window: long days (up to 18 hours of light in the austral summer), drier roads, more frequent ferries. Outside that, snow closes some stretches in winter and heavy autumn rain turns severe gravel into mud.

Duration:

• No-ferry version (Futaleufú to Cochrane): 7 to 10 days at a relaxed pace.
• Full route (Puerto Montt to Villa O'Higgins): 14 to 18 days to enjoy it without rushing.
• Full route with long detours (Futaleufú, Patagonia Park, Caleta Tortel): 21 days or more.

The temptation to speed up is strong. The road looks short on the map. In practice, severe gravel, compulsory photo stops, and attractions that appear without warning turn 200 km into a whole day.

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Frequently asked questions

Do I need to book the ferries in advance?

The La Arena to Puelche ferry does not need a reservation, it is frequent. The Hornopírén to Caleta Gonzalo one (Naviera Austral) does, especially in December and January. Book through the Naviera Austral website at least 2 to 4 weeks ahead in summer.

How much does the full route cost in fuel?

Gasoline in Chile is more expensive than in Brazil. On the Carretera, the price per liter goes up in remote villages. The total fuel cost depends on the vehicle's consumption: on average, an SUV getting 10 km/L over the full route represents a significant budget.

Can a regular car handle it?

Most of the route, yes, with careful driving. The Hornopírén to Coyhaique stretch is doable. The Cochrane to Villa O'Higgins stretch demands more of the vehicle. The deciding factor: minimum ground clearance (at least 18 cm). Without it, the gravel gets to the underbody first.

Can I do the full route alone?

Yes, but it requires more attention to fuel planning, ferries, and basic emergency mechanics. Groups of two cars are the safest setup for remote stretches.

What if I need a mechanic in the middle of the route?

Coyhaique has full workshops. In the other villages, mechanics are basic: tire repair, small fixes. A serious problem on a remote stretch means a tow or waiting for someone to pass. Prevention here is worth far more than cure.

Wrapping up

The Carretera Austral is the kind of road that changes the yardstick of what you consider a "good trip." With ferries or without them, with 10 days or with 21, you will finish the stretch feeling that Chilean Patagonia delivered more scenery per kilometer than any other place you have ever been through. And you will want to come back to see what you did not have time to stop for.