Career
Born in Gijón, Asturias, Bustos graduated with Sporting de Gijón"s youth setup. He made his senior debuts with the reserves in the 2011-2012 campaign, aged only 16, in Segunda División B.
On 10 September 2014 Bustos made his professional debut, starting in a 1–3 home loss against Real Valladolid for the season"s Copa del Rey.