Robert Harris hit three 3-pointers in the final 2:34 on Saturday night, helping Idaho rally for a 71-64 victory over Seattle at Key Arena.
Kyle Barone led Idaho (5-6, 1-0 WAC) with 25 points and 11 rebounds. Harris finished with 16 points, including four 3-pointers. Connor Hill scored 12 points.
Seattle (5-6, 0-1), playing its first NCAA Division I conference game in 33 years, led 56-49 with 6:07 on a 3-pointer by Chad Rasmussen, but could not hold on.
D'Vonne Pickett Jr. had 17 points to lead Seattle. Clarence Trent scored 14 and Deshaun Sunderhaus scored 10.