Real Madrid closed in on LALIGA Barcelona after defeating Girona 3-0 on Saturday evening.
Four changes by Madrid from the loss to Athletic Bilbao saw Ferland Mendy, Luka Modric, Aurelien Tchouameni, Arda Guler, Brahim Diaz come in for Fran Garcia, Raul Ascencio, Dani Ceballos, Rodrygo.
Los Blancos fancied the lead earlier on with Jude Bellingham coming short to the edge of the box to tee-up Brahim for a strike, but Paulo Gazzaniga read perfectly and smothered.
Bellingham got the breakthrough ten minutes from the break as he pounced on uncertain defending in the box and finished with ease.
Guler doubled the lead in the opening ten minutes of the second half with a composed finish to the far post following Bellingham's assist.
Kylian Mbappe, who come off a difficult spell, came good later on where he made it three through a stern finish from a tight angle after being played in by Modric.
With complete control, Los Blancos marched to a comprehensive victory to remain hot on the heels of the leaders and bitter foes FC Barcelona.
Celta Vigo 2-2 FC Barcelona
League leaders FC Barcelona were denied back-to-back wins in LaLiga as Real Betis strike late to secure a 2-2 draw in Saturday's action.
Barcelona manager Hansi Flick made just one change from the midweek win over Mallorca, as Robert Lewandowski came in for Ferran Torres.
After surviving a heavy onslaught earlier on by the host, the Blaugrana raced in front when the league's top-scorer Lewandowski tapped in Jules Kounde's cutback for his 16th of the season.
Betis rallied back a couple of minutes in the second period when De Jong drew a foul in the box to concede a penalty which Giovani Lo Celso tucked away to level it up.
However, the league leaders' relentless pursuit showed as Torres came off the bench to restore the lead from Lamine Yamal's assist with the goal awarded after going on review.
A killer blow would come though when the host bagged a point at the death after Assane Diao latched onto a surging cross to the box to beat Inaki Pena as it finished all square.