Hasil Race Moto2 Catalunya Spanyol 2018, Fabio Quartararo berhasil menjai juara dengan catatan waktu 38 menit 22.059 detik, ini merupakan gelar juara seri pertama bagi pembalap dari tim HDR – Speed Up Racing. Podium kedua diraih oleh Miguel Oliveira dari tim Red Bull KTM Ajo. Sedangkan podium terakhir diraih oleh Alex Marquez yang terpaut 1,007 detik dari Oliveira.
| Pos. | Poin | No. | Pembalap | Negara | Tim | Motor | Km/h | Time/Gap |
| 1 | 25 | 20 | Fabio QUARTARARO | FRA | HDR – Speed Up Racing | Speed Up | 159.1 | 38’22.059 |
| 2 | 20 | 44 | Miguel OLIVEIRA | POR | Red Bull KTM Ajo | KTM | 159 | 2.492 |
| 3 | 16 | 73 | Alex MARQUEZ | SPA | EG 0,0 Marc VDS | Kalex | 158.9 | 3.485 |
| 4 | 13 | 23 | Marcel SCHROTTER | GER | Dynavolt Intact GP | Kalex | 158.8 | 4.398 |
| 5 | 11 | 97 | Xavi VIERGE | SPA | Dynavolt Intact GP | Kalex | 158.8 | 4.687 |
| 6 | 10 | 41 | Brad BINDER | RSA | Red Bull KTM Ajo | KTM | 158.6 | 7.637 |
| 7 | 9 | 7 | Lorenzo BALDASSARRI | ITA | Pons HP40 | Kalex | 158.6 | 7.724 |
| 8 | 8 | 42 | Francesco BAGNAIA | ITA | SKY Racing Team VR46 | Kalex | 158.4 | 10.611 |
| 9 | 7 | 22 | Sam LOWES | GBR | Swiss Innovative Investors | KTM | 158.2 | 13.909 |
| 10 | 6 | 27 | Iker LECUONA | SPA | Swiss Innovative Investors | KTM | 158.1 | 15.124 |
| 11 | 5 | 5 | Andrea LOCATELLI | ITA | Italtrans Racing Team | Kalex | 158 | 15.983 |
| 12 | 4 | 24 | Simone CORSI | ITA | Tasca Racing Scuderia Moto2 | Kalex | 158 | 16.405 |
| 13 | 3 | 45 | Tetsuta NAGASHIMA | JPN | IDEMITSU Honda Team Asia | Kalex | 157.8 | 18.995 |
| 14 | 2 | 40 | Augusto FERNANDEZ | SPA | Pons HP40 | Kalex | 157.7 | 20.241 |
| 15 | 1 | 87 | Remy GARDNER | AUS | Tech 3 Racing | Tech 3 | 157.7 | 20.409 |
| 16 | 57 | Edgar PONS | SPA | AGR Team | Kalex | 157.5 | 24.538 | |
| 17 | 10 | Luca MARINI | ITA | SKY Racing Team VR46 | Kalex | 157.3 | 27.609 | |
| 18 | 4 | Steven ODENDAAL | RSA | NTS RW Racing GP | NTS | 157.2 | 28.226 | |
| 19 | 89 | Khairul Idham PAWI | MAL | IDEMITSU Honda Team Asia | Kalex | 157.2 | 28.64 | |
| 20 | 77 | Dominique AEGERTER | SWI | Kiefer Racing | KTM | 157.1 | 29.217 | |
| 21 | 52 | Danny KENT | GBR | HDR – Speed Up Racing | Speed Up | 157.1 | 30.295 | |
| 22 | 16 | Joe ROBERTS | USA | NTS RW Racing GP | NTS | 156.6 | 37.6 | |
| 23 | 95 | Jules DANILO | FRA | Nashi Argan SAG Team | Kalex | 156.5 | 38.649 | |
| 24 | 30 | Dimas EKKY PRATAMA | INA | Astra Honda Racing Team | Honda | 156.1 | 44.604 | |
| 25 | 51 | Eric GRANADO | BRA | Forward Racing Team | Suter | 155.8 | 49.491 | |
| Not Classified | ||||||||
| 32 | Isaac VIÑALES | SPA | SAG Team | Kalex | 151.4 | 4 Laps | ||
| 13 | Romano FENATI | ITA | Marinelli Snipers Team | Kalex | 154.5 | 6 Laps | ||
| 54 | Mattia PASINI | ITA | Italtrans Racing Team | Kalex | 158.5 | 8 Laps | ||
| 36 | Joan MIR | SPA | EG 0,0 Marc VDS | Kalex | 158.1 | 10 Laps | ||
| 21 | Federico FULIGNI | ITA | Tasca Racing Scuderia Moto2 | Kalex | 153.6 | 10 Laps | ||
| 9 | Jorge NAVARRO | SPA | Federal Oil Gresini Moto2 | Kalex | 138.5 | 15 Laps | ||
| Tidak Finish Lap Pertama | ||||||||
| 64 | Bo BENDSNEYDER | NED | Tech 3 Racing | Tech 3 | 0 Lap | |||
| 66 | Niki TUULI | FIN | SIC Racing Team | Kalex | 0 Lap | |||
| 62 | Stefano MANZI | ITA | Forward Racing Team | Suter | 0 Lap | |||
