| 3. Round | 13/05/2018 | Charleston Battery | - | Bethlehem Steel FC | 2:1 | ||||
| 3. Round | 16/05/2018 | Bethlehem Steel FC | - | New York RB II | 3:0 | ||||
| 4. Round | 09/06/2018 | Bethlehem Steel FC | - | Louisville City FC | 0:0 | ||||
| 4. Round | 30/06/2018 | Bethlehem Steel FC | - | Charlotte Independence | 4:1 | ||||
| 5. Round | 07/07/2018 | Penn FC | - | Bethlehem Steel FC | 3:2 | ||||
| 5. Round | 12/07/2018 | Atlanta United II | - | Bethlehem Steel FC | 2:1 | ||||
| 5. Round | 14/07/2018 | Bethlehem Steel FC | - | North Carolina FC | 1:1 |
Liberia