Fifita made his collegiate debut on September 10, near the end of the fourth quarter of a 39–17 home loss to Mississippi State.

[5] Fifita threw his first career touchdown pass to high-school teammate Tetairoa McMillan in the fourth quarter of a 45–20 road loss to #14 Utah.

[6] Fifita began 2023 as a backup but stepped up in Week 4 after Jayden de Laura got injured, leading Arizona to a narrow win over Stanford.

[17][18] Against Arizona State, he broke the single-game school record with 527 yards and five touchdowns in a 59–23 victory, improving their win streak to six games.

[19] On December 5, Fifita was named the Pac-12 Offensive Freshman of the Year, becoming the second player in school history to earn the award, joining J. J.