Because of its demanding geographical structure and climatic variation, the domestic flights in Nepal often delays or cancellation. As the Tribhuwan International Airport in Kathmandu doesn’t have the technology of Instrumental Landing System, the adverse weather conditions like heavy rain, blinding fog, strong winds, etc. may lead to flights delays and cancellation. Also, the topography of Nepal is difficult, therefore it is safe not to take off the flights in those extreme weather conditions. As you can know from the Best Time to Trek in Nepal in our blog section, Autumn season (November- September) is the most preferred trekking season when the weather is dry, clear and stable. At this time of year, flight delays and cancellation is very rare. For other seasons, weather cannot be guaranteed. Monsoon season (June- August) is highly prone to flight delays and cancellation. The strong winds, rain, and thick clouds make the view unclear. Also, in the winter season, flights may get canceled due to thick fog and mountainous airstrips. Therefore, if you are traveling to Nepal, it is recommended to have one or two days for spare in case your flight gets canceled and you are in short of scheduled time. In other cases, road transportation can be an option. However, in case of the flight to Lukla, you may have to change your entire schedule if you are in short of time as there is no other option owing to its dramatic location.
Note: Travel Insurance is highly recommended. In case of flight cancellation, if you are in short of time and are unable to catch your scheduled flight back in Kathmandu, Amazing Nepal Trek & Expedition can charter a helicopter at your service. However, the cost should be borne by you which can later be claimed through the insurance company.