[2] He took his bachelor's degree at the College of Saint Thomas Aquinas in Zaragoza, under the tutelage of Miguel Labordeta.
In 1959, he moved to the Universidad de Barcelona,[3] where he was one of the founders of the Spanish Philological Institute.
Blecua specialized in poetry and literature from the "Siglo de Oro".
He published many works on that period and produced a monumental critical edition of the poetry of Francisco de Quevedo.
He also edited a major anthology of Spanish Renaissance poetry.