3. Round | 06/06/2021 | Miami FC | - | Rio Grande Valley FC | 2:4 | ||||
3. Round | 13/06/2021 | Rio Grande Valley FC | - | Real Monarchs SLC | 1:0 | ||||
3. Round | 20/06/2021 | San Antonio FC | - | Rio Grande Valley FC | 1:1 | ||||
3. Round | 26/06/2021 | Rio Grande Valley FC | - | FC Tulsa | 1:2 | ||||
4. Round | 01/08/2021 | Phoenix Rising | - | Rio Grande Valley FC | 3:1 | ||||
5. Round | 05/08/2021 | Real Monarchs SLC | - | Rio Grande Valley FC | 0:3 |