 | | Air Force | 90 | | 6-12 |  | | UNLV | 97 | | 8-10 | | Mar 7, 2018 2:00 PM | |  | | Colorado State | 65 | | 4-14 |  | | Utah State | 76 | | 8-10 | | Mar 7, 2018 4:30 PM | |  | | San Jose State | 61 | | 1-17 |  | | Wyoming | 74 | | 10-8 | | Mar 7, 2018 7:00 PM | |
| | | UNLV | 74 | | 8-10 |  | 22 | Nevada | 79 | | 15-3 | | Mar 8, 2018 3:00 PM | |  | | San Diego State | 64 | | 11-7 |  | | Fresno State | 52 | | 11-7 | | Mar 8, 2018 5:30 PM | | | | Wyoming | 75 | | 10-8 |  | | New Mexico | 85 | | 12-6 | | Mar 8, 2018 7:00 PM | | | | Utah State | 78 | | 8-10 |  | | Boise St. | 75 | | 13-5 | | Mar 8, 2018 7:00 PM | |
| | | San Diego State | 90 | | 11-7 | | 22 | Nevada | 73 | | 15-3 | | Mar 9, 2018 9:00 PM | | | | Utah State | 68 | | 8-10 | | | New Mexico | 83 | | 12-6 | | Mar 9, 2018 11:30 PM | |
| | | San Diego State | 82 | | 11-7 | | | New Mexico | 75 | | 12-6 | | Mar 10, 2018 6:00 PM | |
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