How far in advance can I book a tour? 22/07/2017 22/10/2023 Kumar Lama A trip can be booked as far as one year in advance. We do not book more than one year ahead because of the possibility of huge fluctuations in the international exchange rate. About Author Kumar Lama Kumar Lama is a founder of Himalayan Exploration Treks Pvt. Ltd. He is leading a team of travel professional offering tailor made travel services across Nepal, Tibet and Bhutan. Previous postHow do I prepare myself for the physical fitness of the trek?Next postWhat is the best time to visit Nepal?