To truly experience the raw beauty of Chilean Patagonia, a minimum of 7 to 10 days is highly recommended. If your primary goal is the famous Torres del Paine National Park, you need at least 4 to 5 days to complete the "W Trek" or a comprehensive "Best of" driving tour that includes the Base of the Towers hike and Grey Glacier. However, factoring in the travel time to reach Puerto Natales or Punta Arenas (often a 3.5-hour flight from Santiago), a shorter trip feels incredibly rushed. A 10-day itinerary allows you to include the Carretera Austral or a boat excursion through the fjords to see the Balmaceda and Serrano glaciers. In 2026, with the increased popularity of "slow travel," many visitors extend their stay to 14 days to incorporate the Marble Caves in Puerto Río Tranquilo. Because the weather in Patagonia is notoriously unpredictable—often experiencing "four seasons in one day"—having those extra buffer days ensures you don't miss the most iconic views due to cloud cover or wind-related trail closures.