4. Round | 03/06/2018 | Saint Louis FC | - | Swope Park Rangers | 2:0 | ||||
4. Round | 10/06/2018 | Colorado Springs Switchbacks | - | Swope Park Rangers | 0:1 | ||||
4. Round | 14/06/2018 | Swope Park Rangers | - | Real Monarchs SLC | 3:2 | ||||
4. Round | 18/06/2018 | Fresno FC | - | Swope Park Rangers | 4:1 | ||||
4. Round | 24/06/2018 | Swope Park Rangers | - | Las Vegas Lights FC | 3:2 | ||||
5. Round | 06/07/2018 | Seattle Sounders 2 | - | Swope Park Rangers | 0:2 | ||||
5. Round | 11/07/2018 | Swope Park Rangers | - | Sacramento Republic | 1:3 |