Tribhuvan International Airport is an international airport located in Kathmandu, Bagmati, Nepal. It has a tabletop runway, a domestic terminal and an international terminal. As the country's main international airport, it connects Nepal to over 40 destinations in 17 countries. The airport is designed in a shape of an airplane when looked from above. The runway extending from the nose to the tail, with the terminal buildings aligned along the fuselage. The distinct shape is visible after takeoff, and while hovering.

Kathmandu, officially Kathmandu Metropolitan City, is the capital and most populous city of Nepal with 845,767 inhabitants living in 105,649 households as of the 2021 Nepal census and approximately 4 million people in its urban agglomeration. It is located in the Kathmandu Valley, a large valley in the high plateaus in central Nepal, at an altitude of 1,400 metres.