Maffeo, 23, joins the newly-promoted La Liga side on a season-long loan with an option to buy.
FICHAJE | Pablo Maffeo ya es jugador de la SD Huesca. Se incorpora en calidad de cedido por el @VfB hasta final de temporada.
— SD Huesca (@SDHuesca) September 8, 2020
But the move has not panned out and he spent last season in the Spanish second tier with Girona FC.
The former Spain under-21 international started his career at Espanyol before moving to Man City in 2013.