2018 Portland 1
Portland International Raceway
1.964 Mile Road Course
30 Laps/58.92 Miles
September 1, 2018
| Finish | Start | Driver | Car # | Sponsor/Name | Chassis | Engine | Laps | Status | Points |
| 1 | 2 | Oliver Askew | 3 | Cape Motorsports | Tatuus PM-18 | Mazda MZR-PM18A | 30 | 0:33:51.424 | 31 |
| 2 | 1 | Rinus VeeKay | 2 | Juncos Racing | Tatuus PM-18 | Mazda MZR-PM18A | 30 | 0:33:52.772 | 27 |
| 3 | 3 | Parker Thompson | 90 | Exclusive Autosport | Tatuus PM-18 | Mazda MZR-PM18A | 30 | 0:33:53.938 | 22 |
| 4 | 4 | David Malukas | 79 | BN Racing | Tatuus PM-18 | Mazda MZR-PM18A | 30 | 0:33:55.142 | 19 |
| 5 | 6 | Robert Megennis | 9 | Juncos Racing | Tatuus PM-18 | Mazda MZR-PM18A | 30 | 0:34:04.142 | 17 |
| 6 | 5 | Sting Ray Robb | 82 | Team Pelfrey | Tatuus PM-18 | Mazda MZR-PM18A | 30 | 0:34:06.281 | 15 |
| 7 | 8 | Nikita Lastochkin | 8 | Cape Motorsports | Tatuus PM-18 | Mazda MZR-PM18A | 30 | 0:34:16.188 | 14 |
| 8 | 7 | Moises de la Vara | 12 | DEForce Racing | Tatuus PM-18 | Mazda MZR-PM18A | 3 | Wrecked | 13 |