Bommarito Automotive Group 500
Gateway Motorsports Park
1.25 Mile Paved Oval
248 Laps/310 Miles
August 25, 2018
| Finish | Start | Driver | Car # | Sponsor/Name | Chassis | Engine | Laps | Status | Points |
| 1 | 4 | Will Power | 12 | Verizon | Dallara UAK 18 | Chevy | 248 | 1:59:30.1972 155.644 | 51 |
| 2 | 2 | Alexander Rossi | 27 | NAPA Auto Parts | Dallara UAK 18 | Honda | 248 | 1:59:31.5089 155.616 | 41 |
| 3 | 1 | Scott Dixon | 9 | PNC Bank | Dallara UAK 18 | Honda | 248 | 1:59:33.0064 155.583 | 38 |
| 4 | 6 | Simon Pagenaud | 22 | Menards | Dallara UAK 18 | Chevy | 248 | 1:59:33.3308 155.576 | 32 |
| 5 | 16 | Zach Veach | 26 | Group One Thousand One | Dallara UAK 18 | Honda | 248 | 1:59:37.4665 155.487 | 31 |
| 6 | 14 | Spencer Pigot | 21 | Fuzzy's Ultra Premium Vodka | Dallara UAK 18 | Chevy | 248 | 1:59:40.7481 155.416 | 28 |
| 7 | 3 | Josef Newgarden | 1 | Verizon | Dallara UAK 18 | Chevy | 248 | 1:59:40.7975 155.414 | 26 |
| 8 | 12 | Ed Jones | 10 | NTT DATA | Dallara UAK 18 | Honda | 248 | 1:59:52.3334 155.165 | 24 |
| 9 | 13 | Takuma Sato | 30 | Panasonic/Mi-Jack | Dallara UAK 18 | Honda | 247 | Flagged | 23 |
| 10 | 7 | Graham Rahal | 15 | Mi-Jack | Dallara UAK 18 | Honda | 247 | Flagged | 20 |
| 11 | 21 | Pietro Fittipaldi | 19 | Paysafe/Embratel/Claro | Dallara UAK 18 | Honda | 247 | Flagged | 19 |
| 12 | 11 | Ed Carpenter | 20 | Fuzzy's Ultra Premium Vodka | Dallara UAK 18 | Chevy | 247 | Flagged | 18 |
| 13 | 15 | Tony Kanaan | 14 | ABC Supply | Dallara UAK 18 | Chevy | 246 | Flagged | 17 |
| 14 | 10 | Marco Andretti | 98 | MilitaryMotorsports.com | Dallara UAK 18 | Honda | 246 | Flagged | 16 |
| 15 | 8 | James Hinchcliffe | 5 | Arrow Electronics/Lucas Oil | Dallara UAK 18 | Honda | 246 | Flagged | 15 |
| 16 | 18 | Matheus Leist | 4 | ABC Supply | Dallara UAK 18 | Chevy | 246 | Flagged | 14 |
| 17 | 20 | Max Chilton | 59 | Gallagher | Dallara UAK 18 | Chevy | 244 | Flagged | 13 |
| 18 | 19 | Gabby Chaves | 88 | Harding Group | Dallara UAK 18 | Chevy | 242 | Flagged | 12 |
| 19 | 17 | Charlie Kimball | 23 | Tresiba | Dallara UAK 18 | Chevy | 235 | Flagged | 11 |
| 20 | 5 | Ryan Hunter-Reay | 28 | DHL | Dallara UAK 18 | Honda | 172 | Fuel pressure | 10 |
| 21 | 9 | Sébastien Bourdais | 18 | SealMaster | Dallara UAK 18 | Honda | 0 | Wrecked | 9 |
| Lap Leaders | Total | Laps |
| Scott Dixon | 145 | 1-59, 65-119, 126-149, 231-237 |
| Will Power | 93 | 60-62, 150-230, 240-248 |
| Takuma Sato | 4 | 63-64, 124-125 |
| Alexander Rossi | 4 | 120-123 |
| Zach Veach | 2 | 238-239 |