Leaders Real Madrid are already ahead with 63 points and can pull away with a win this Monday in Mallorca. The record champions then welcome Barcelona to the Clásico next Sunday.
For Barcelona, with the German international goalkeeper Marc-André ter Stegen, gave Osasuna Ferran Torres the lead with a penalty kick (14th minute) and also scored to make it 2-0 (21st). Ex-Dortmunder Pierre-Emerick Aubameyang (27th) increased before half-time. Riqui Puig (75th) was successful at the end.
FC Sevilla only draw
FC Sevilla were held to a 1-1 draw at Rayo Vallecano in the afternoon. Bebe scored for the hosts in the 46th minute, ex-Bremer and Dortmunder Thomas Delaney equalized in the 63rd minute.