Avilés (Spanish pronunciation: [aβiˈles]) is a city in Asturias, Spain. Avilés is with Oviedo and Gijón, one of the main towns in the Principality of Asturias.The town occupies the flattest land in the municipality, in a land that belonged to the sea, surrounded by small promontories, all of them having an altitude of less than 140 metres.