The accommodation, as a result are cheap and easily available if you do plan a trip during this time. The city during winters gets very chilly and therefore is considered as the off season. Kathmandu in winters (December to February) The best time to visit the city of Kathmandu is between late September and December and witness the awe-inspiring glaciers and the local festivals. The kathmandu Tour Packages from Delhi gives you all the opportunity to choose the right itinerary that would meet your requirements and needs. The ideal duration to visit Kathmandu to enjoy it to the fullest would be somewhere between 2-3 days. The city also offers an opportunity for trekking and adventure sports. It will be a soul-searching reflective experience that will not only cleanse you from the inside but also make you happier when you go back to your home. Witness the amazing architecture of Kathmandu by visiting the famous Durbar Squares.