Wilimon Airport (ICAO: SJNF) is a small general aviation airstrip located near Uiramutã, a municipality in the extreme north of Roraima state, Brazil. The area sits close to the borders with Guyana and Venezuela, within the Raposa Serra do Sol indigenous territory. The airport primarily serves light aircraft and provides a critical air link for a remote community with limited road access. It supports local logistics, government operations, and humanitarian missions in one of Brazil's most isolated regions.