7. Round | 09/09/2018 | Sacramento Republic | - | Seattle Sounders 2 | 3:0 | ||||
7. Round | 16/09/2018 | Seattle Sounders 2 | - | Phoenix Rising | 0:1 | ||||
7. Round | 23/09/2018 | Rio Grande Valley FC | - | Seattle Sounders 2 | 3:0 | ||||
7. Round | 30/09/2018 | San Antonio FC | - | Seattle Sounders 2 | 3:1 | ||||
8. Round | 07/10/2018 | Orange County SC | - | Seattle Sounders 2 | 2:1 | ||||
8. Round | 14/10/2018 | Tulsa Roughnecks | - | Seattle Sounders 2 | 1:4 |