Guanaja Airport () is an airport serving Guanaja, an island of the Bay Islands Department in Honduras.
Guanaja is one of the Bay Islands (Islas de la BahÃÂa) located in the Caribbean, approximately off the north coast of Honduras and from the island of Roatan.
The airport resides at an elevation of above mean sea level. It has one runway designated 12/30 with an asphalt surface measuring .
The Roatan VOR-DME (Ident: ROA) is located west-southwest of the airport. The Punta Castilla non-directional beacon (Ident: CTL) is located south of Guanaja.