In his fifth regional semifinal at Oregon (21-6), Coach Dana Altman will face the winner between Pac-12 rival Southern California and Big 12 power Kansas in the West region.
The Ducks had not played since losing to Oregon State in the Pac-12 tournament semifinals on March 12.
With the game tied at 46 on Monday, Oregon rattled off a 10-0 run to finish the first half, then extended their lead in the second.
Four of five starters for Oregon scored at least 10 points each, led by Chris Duarte with 23 and L.J. Figueroa with 21.