5. Round | 11/08/2021 | Pittsburgh Riverhounds | - | Miami FC | 2:3 | ||||
5. Round | 23/08/2021 | Pittsburgh Riverhounds | - | Atlanta United II | 4:1 | ||||
5. Round | 29/08/2021 | Hartford Athletic | - | Pittsburgh Riverhounds | 2:3 | ||||
6. Round | 05/09/2021 | San Antonio FC | - | Pittsburgh Riverhounds | 1:1 |