1. Round | 25/03/2018 | Tulsa Roughnecks | - | Real Monarchs SLC | 2:3 | ||||
2. Round | 08/04/2018 | Phoenix Rising | - | Real Monarchs SLC | 0:1 | ||||
3. Round | 10/05/2018 | Real Monarchs SLC | - | Swope Park Rangers | 4:1 | ||||
3. Round | 12/05/2018 | Real Monarchs SLC | - | Fresno FC | 1:0 | ||||
7. Round | 09/09/2018 | Rio Grande Valley FC | - | Real Monarchs SLC | 2:1 |