| 2. Round | 28/04/2018 | Las Vegas Lights FC | - | San Antonio FC | 1:3 | ||||
| 2. Round | 01/05/2018 | Real Monarchs SLC | - | Las Vegas Lights FC | 0:0 | ||||
| 3. Round | 06/05/2018 | Las Vegas Lights FC | - | Tulsa Roughnecks | 1:1 | ||||
| 3. Round | 12/05/2018 | Colorado Springs Switchbacks | - | Las Vegas Lights FC | 1:0 |
USA