| 3. Jornada | 06.05.2018 | Saint Louis FC | - | Portland Timbers 2 | 0:0 | ||||
| 3. Jornada | 13.05.2018 | Seattle Sounders 2 | - | Portland Timbers 2 | 0:1 | ||||
| 3. Jornada | 18.05.2018 | Portland Timbers 2 | - | Los Angeles Galaxy II | 7:3 |  |
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| 5. Jornada | 08.07.2018 | Portland Timbers 2 | - | Fresno FC | 2:4 | |
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| 6. Jornada | 05.08.2018 | Portland Timbers 2 | - | Phoenix Rising | 1:4 | ||||
| 7. Jornada | 09.09.2018 | Portland Timbers 2 | - | Tulsa Roughnecks | 4:0 |  |
Nueva Zelanda
Samoa