The opening games of Spanish Liga season 2014-2015 (Round 1)- 23, 24th & 25th of August 2014:
Sevilla FC-Valencia CF
Malaga-Athletic Club Bilbao
Rayo Vallecano-Atletico de Madrid
Celta de Vigo-Getafe
Granada-Deportivo A Coruña
The "Classico" dates:
Real Madrid - FC Barcelona the weekend 26th October 2014,
FC Barcelona – Real Madrid the weekend 22nd March 2015 .
The Madrid "classico" dates:
Real Madrid - Atletico de Madrid weekend 13th September 2014,
Atletico de Madrid - Real Madrid weekend 7th February 2015
Also other interesting Spanish Liga regional derby dates:
Athletic Club Bilbao - Real Sociedad (Round 15, weekend of 13th December 2014), Levante UD - Valencia CF (Round 12, weekend 22nd November 2014), Deportivo - RC Celta de Vigo (Round 5,weekend 23rd September 2014) & FC Barcelona - RCD Espanyol (Round 14, weekend 6th of December 2014).
FULL CALENDAR HERE