The semifinals are two-legged, aggregate-goal series; away goals are tiebreakers. If both the aggregate and the away goals are tied at the end of the second leg, the higher seed will advance.
All times Eastern.
Playoffs – Semifinal First Legs
Wednesday, December 4
Monterrey (8) vs Necaxa (5) – 10:06 PM – Fox Deportes / FS2
Thursday, December 5
Monarcas Morelia (7) vs América (6) – 9:30 PM – TuDN / FuboTV