Schedule:
Please note: All rankings shown are the rankings of the teams on the date that they played one another
| Game | Date | Away Team (Rank) | Away Score | Home Score | Home Team (Rank) | Game Status | Result | Margin |
|---|---|---|---|---|---|---|---|---|
| 1 | 2017-11-12 | Texas Southern (196) | 84 | 86 | Washington State (156) | Final/OT | W | 2 |
| 2 | 2017-11-15 | Seattle (264) | 59 | 75 | Washington State (156) | Final | W | 16 |
| 3 | 2017-11-18 | Idaho State (336) | 62 | 83 | Washington State (156) | Final | W | 21 |
| 4 | 2017-11-23 | Saint Joseph's (124) | 71 | 75 | Washington State (75) | Final | W | 4 |
| 5 | 2017-11-24 | Saint Mary's (20) | 79 | 84 | Washington State (75) | Final | W | 5 |
| 6 | 2017-11-26 | Washington State (75) | 93 | 86 | San Diego State (149) | Final | W | 7 |
| 7 | 2017-12-02 | UC-Davis (134) | 81 | 67 | Washington State (23) | Final | L | -14 |
| 8 | 2017-12-06 | Washington State (51) | 64 | 91 | Idaho (125) | Final | L | -27 |
| 9 | 2017-12-09 | Washington State (51) | 69 | 76 | UTEP (249) | Final | L | -7 |
| 10 | 2017-12-16 | IUPUI (302) | 59 | 72 | Washington State (122) | Final | W | 13 |
| 11 | 2017-12-20 | Kansas State (59) | 68 | 65 | Washington State (126) | Final | L | -3 |
| 12 | 2017-12-22 | Bethune-Cookman (300) | 58 | 86 | Washington State (126) | Final | W | 28 |
| 13 | 2017-12-29 | Washington State (114) | 82 | 96 | UCLA (60) | Final | L | -14 |
| 14 | 2017-12-31 | Washington State (114) | 71 | 89 | USC (58) | Final | L | -18 |
| 15 | 2018-01-06 | Washington (60) | 70 | 65 | Washington State (132) | Final | L | -5 |
| 16 | 2018-01-11 | Stanford (116) | 79 | 70 | Washington State (136) | Final | L | -9 |
| 17 | 2018-01-13 | California (172) | 53 | 78 | Washington State (136) | Final | W | 25 |
| 18 | 2018-01-18 | Washington State (133) | 73 | 82 | Colorado (82) | Final | L | -9 |
| 19 | 2018-01-21 | Washington State (133) | 69 | 82 | Utah (74) | Final | L | -13 |
| 20 | 2018-01-28 | Washington State (147) | 62 | 80 | Washington (64) | Final | L | -18 |
| 21 | 2018-01-31 | Arizona (18) | 100 | 72 | Washington State (157) | Final | L | -28 |
| 22 | 2018-02-04 | Arizona State (29) | 88 | 78 | Washington State (157) | Final | L | -10 |
| 23 | 2018-02-08 | Washington State (158) | 62 | 94 | Oregon State (125) | Final | L | -32 |
| 24 | 2018-02-11 | Washington State (158) | 57 | 84 | Oregon (67) | Final | L | -27 |
| 25 | 2018-02-15 | Colorado (82) | 69 | 73 | Washington State (175) | Final | W | 4 |
| 26 | 2018-02-17 | Utah (62) | 77 | 70 | Washington State (175) | Final | L | -7 |
| 27 | 2018-02-22 | Washington State (166) | 78 | 76 | California (200) | Final | W | 2 |
| 28 | 2018-02-24 | Washington State (166) | 84 | 86 | Stanford (90) | Final | L | -2 |
| 29 | 2018-03-01 | Oregon (56) | 76 | 78 | Washington State (162) | Final | W | 2 |
| 30 | 2018-03-03 | Oregon State (104) | 92 | 67 | Washington State (162) | Final | L | -25 |
| 31 | 2018-03-07 | Washington State (159) | 62 | 64 | Oregon (60) | Final/OT | L | -2 |