K2 Base Camp Trek: Complete Route, Cost, Difficulty & Best Time to Go: The K2 Base Camp Trek is Pakistan’s most iconic high-altitude trekking expedition, following the Baltoro Glacier to Concordia and the foot of the world’s second-highest peak. It is physically demanding, requires permits, guides, and careful preparation, and is best done from late June to early September. Costs vary by services, group size, and logistics, but it remains the ultimate experience among Trekking trips in pakistan. https://adventurepakistan.com/travel/k2-base-camp-trek/