Top-seeded Los Alamitos will play second-seeded Marymount in the CIF Southern California Division I girls volleyball final on Tuesday.
Los Alamitos defeated Corona del Mar in four games to advance to the Southern California final.
Marymount needed five games to eliminate Newport Harbor in the Southern California semifinals.
There were no upsets, other than No. 3 San Diego Parker eliminating No. 2 Visalia Central Valley Christian in the Division IV playoffs, in the other four Southern California regional playoffs on Saturday night. Here's a look at the semifinal matches in the other divisions:
Carlsbad La Costa Canyon d. La Salle, 25-21, 25-18, 27-29, 25-20
St. Lucy’s d. Downey, 25-23, 23-25, 25-20, 25-15
San Diego Cathedral d. Pasadena Poly, 25-13, 25-18, 25-17
Chadwick d. Brentwood, 25-20, 19-25, 14-25, 25-18, 15-10
La Jolla Country Day d. Sage Hill, 25-16, 24-26, 25-15, 25-16
San Diego Parker d. Visalia Central Valley Christian, 19-25, 25-19, 17-25, 25-15, 15-6
Vista Tri-City Christian d. Coast Union, 25-13, 25-9, 25-13
Bermuda Dunes Desert Christian d. Lemoore Kings Christian, 24-26, 25-20, 25-18, 26-28, 15-8
Regional finals, Tuesday, 7 p.m.
No. 2 Marymount at No. 1 Los Alamitos
No. 2 St. Lucy’s at No. 1 Carlsbad La Costa Canyon
No. 2 Chadwick at No. 1 San Diego Cathedral
No. 3 San Diego Parker at No. 1 La Jolla Country Day
No. 2 Bermuda Dunes Desert Christian at No. 1 Vista Tri-City Christian