Las Palmas dispatched Athletic Bilbao 3-1 at the Estadio Gran Canaria to go 10th in La Liga on Monday thanks to goals from Kevin-Prince Boateng, Momo and Jonathan Viera.
Raul Garcia netted the visitors' only goal from the penalty spot, while Aritz Aduriz was controversially sent off.
Over the weekend, Real Madrid opened up a six-point lead at the top as they beat Sporting Gijon 2-1, while Barcelona were held to their second successive draw with a 1-1 stalemate at Real Sociedad.
Sevilla pulled level with the Blaugrana after overcoming Valencia 2-1, while Atletico Madrid kept pace with a 3-0 win away at Osasuna.