Tumlingtar Airport is a domestic airport located in Tumlingtar serving Sankhuwasabha District, a district in Koshi Province in Nepal. It is the main tourist gateway to Makalu Barun National Park.

Guna Airlines Pvt. Ltd. was an airline based in Nepal operating domestic scheduled flights from its base at Tribhuvan International Airport. Guna Airlines was initially formed in 2009, when it was par