Offering jaw dropping natural beauty, rich cultural experience and its closeness to the Tibetan border, the Langtang Valley which is located near the Langtang national park in Nepal, is arguably the best trekking route in the Himalayan region. But, like with all trekking in Nepal, the Langtang Valley trek cost will depend on a variety of factors. Now this guide will walk you through the costs of transportation, accommodation, food and permits needed for the trek.