K2 Base Camp Trek 2026: Preparation Guide, Expenses, and Step-by-Step Pla: K2 Base Camp Trek 2026 is a 12–14 day high-altitude expedition across the Baltoro Glacier to Concordia and K2 Base Camp, requiring solid fitness, permits, and a licensed operator. Expect costs to range widely by service level, with logistics, porters, meals, and safety support included in most organized trips. The best window is late June to early September when weather and glacier conditions are most stable. https://adventurepakistan.com/travel/k2-base-camp-trek/