1. Ronde | 25.03.2018 | Swope Park Rangers | - | Seattle Sounders 2 | 4:2 | ||||
3. Ronde | 06.05.2018 | Seattle Sounders 2 | - | Sacramento Republic | 1:2 | ||||
4. Ronde | 03.06.2018 | Fresno FC | - | Seattle Sounders 2 | 4:0 | ||||
4. Ronde | 10.06.2018 | Seattle Sounders 2 | - | OKC Energy FC | 2:1 | ||||
5. Ronde | 06.07.2018 | Seattle Sounders 2 | - | Swope Park Rangers | 0:2 | ||||
5. Ronde | 08.07.2018 | Seattle Sounders 2 | - | Reno 1868 FC | 1:2 | ||||
5. Ronde | 15.07.2018 | Real Monarchs SLC | - | Seattle Sounders 2 | 2:0 | ||||
6. Ronde | 20.08.2018 | Portland Timbers 2 | - | Seattle Sounders 2 | 4:1 | ||||
6. Ronde | 30.08.2018 | Seattle Sounders 2 | - | Saint Louis FC | 1:1 | ||||
7. Ronde | 02.09.2018 | Seattle Sounders 2 | - | Orange County SC | 1:1 | ||||
7. Ronde | 16.09.2018 | Seattle Sounders 2 | - | Phoenix Rising | 0:1 | ||||
8. Ronde | 04.10.2018 | Seattle Sounders 2 | - | Los Angeles Galaxy II | 2:2 | ||||
8. Ronde | 11.10.2018 | Seattle Sounders 2 | - | Colorado Springs Switchbacks | 2:2 | ||||
8. Ronde | 14.10.2018 | Tulsa Roughnecks | - | Seattle Sounders 2 | 1:4 |