| 2. Round | 08/04/2018 | Phoenix Rising | - | Real Monarchs SLC | 0:1 | ||||
| 3. Round | 05/05/2018 | Phoenix Rising | - | Los Angeles Galaxy II | 4:3 | ||||
| 3. Round | 10/05/2018 | OKC Energy FC | - | Phoenix Rising | 0:3 | ||||
| 3. Round | 13/05/2018 | Tulsa Roughnecks | - | Phoenix Rising | 1:5 |  |
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| 3. Round | 20/05/2018 | Phoenix Rising | - | Sacramento Republic | 1:3 |  |
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| 3. Round | 31/05/2018 | Saint Louis FC | - | Phoenix Rising | 1:3 | ||||
| 4. Round | 10/06/2018 | Sacramento Republic | - | Phoenix Rising | 0:0 | ||||
| 4. Round | 14/06/2018 | Phoenix Rising | - | Las Vegas Lights FC | 4:0 | |
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| 4. Round | 17/06/2018 | Phoenix Rising | - | Tulsa Roughnecks | 3:0 | ||||
| 4. Round | 24/06/2018 | Rio Grande Valley FC | - | Phoenix Rising | 0:0 | ||||
| 4. Round | 30/06/2018 | Phoenix Rising | - | Orange County SC | 1:0 |  |
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| 5. Round | 21/07/2018 | Phoenix Rising | - | Seattle Sounders 2 | 1:0 | ||||
| 5. Round | 29/07/2018 | Real Monarchs SLC | - | Phoenix Rising | 4:1 |
USA