Aiyura Airport (IATA: AYU) is an airstrip in Aiyura, in the northeast highlands of Papua New Guinea. It is at an elevation of 5,100 feet and the runway length is 4,200 feet. It is the main air base for Summer Institute of Linguistics (SIL). The pilots and mechanics who work out of Aiyura Airport live in the nearby SIL town of Ukarumpa.