Why Coyhaique and Cerro Castillo
Aysén is Chile’s wildest Patagonia, crossed by the Carretera Austral. Coyhaique, its capital, is the base with the most cabins and services, and Villa Cerro Castillo is the gateway to the national park of the same name, with one of the most beautiful treks in Patagonia.
How to choose for your trip
- Base for exploring: cabin in Coyhaique.
- Trekking: Villa Cerro Castillo.
- Nature and calm: cabin around Coyhaique.
When to go
- Good time to save
- Peak season: pricier and busier
- Low season: many services closed
- A guide only: varies each year.
Best months to save: Mar, Dec
Check availability for those dates →Summer (December to March)
The season for the Carretera Austral and trekking at Cerro Castillo. Long days and everything open; January and February are in highest demand.
Winter (June to September)
Cold and snow, with skiing at the small El Fraile area near Coyhaique. Many rural services close, but Coyhaique stays active.
Getting there
- Fly into Balmaceda airport, about 1 hour from Coyhaique. Villa Cerro Castillo is about 1 hr 30 min south on the Carretera Austral.
- You can also arrive along the Carretera Austral from the north, or by ferry from Puerto Montt or Quellón to Puerto Chacabuco.
- Renting a car gives a lot of freedom; check the state of the gravel stretches.

