Ibias is a municipality in the Autonomous Community of the Principality of Asturias, Spain. It is bordered on the north by Allande and A Fonsagr…Ibias is a municipality in the Autonomous Community of the Principality of Asturias, Spain. It is bordered on the north by Allande and A Fonsagranda and Negueira ; on the east by Degaña and Cangas de Narcea; on the south by Peranzais and Candín y on the west by A Fonsagrada and Navia de Suarna.