The Bruins and the Ducks will meet for the fourth time this season at 6:30 p.m. PT on ESPN2.
Bennett and Carda were named First Team All-American, while LaRosa and Spaulding earned Second Team.
UCLA returns to the WCWS for the first time since 2010 following a Super Regional sweep of Missouri.
The Bruins scored six unanswered runs to put them one win away from Oklahoma City.
The best 2-of-3 series starts Saturday at 5 p.m. and continues Sunday at 12 and 3 p.m.
#7 UCLA hit four more homers in the Regional Championship win over the Aztecs on Sunday.
Maddy Jelenicki, Stephany LaRosa and Delaney Spaulding all homered in UCLA's 4-1 win on Saturday.
Junior Allexis Bennett had three hits for the Bruins, who face Texas on Saturday at Noon.
UCLA opens up the NCAA Tournament against CSUN on Friday at 5:30 p.m.
Seniors Ally Carda and Stephany LaRosa each earned their fourth All-Region awards.
Carda was among four Bruins named All-Pac-12 First Team and 10 in all honored by the conference.
Bruin freshman batted .818 with nine hits in 11 at-bats last weekend at Arizona State.