Enea odvezao najbrži krug u Barceloni i zasluženo stigao do svoje prve pol pozicije.
Vozač Gresini Racing tima Bastianini postavio je vreme 1’50.137 i našao se na pol poziciji. Ovaj sedamnaestogodišnji Italijan borio se sa gužvom na stazi, ali je ipak uspeo da pobedi vodećeg u šampionatu, vozača Leopard Racinga Danny Kenta za 0.144s. Bastianini i Kent uspeli su da naprave bolje vreme od rekorda staze, koji je prošle godine postavio Alex Marquez (1’50.232).
U prvom startnom redu našao se i Jorge Navarro koji je bio 0.703s iza Bastianini-a, dok je Niccolo Antonelli na Ongetta-Rivacold Hondi (+0.711s) kvalifikacije završio na četvrtoj poziciji i sutrašnju trku će započeti iz drugog startnog reda. Pobednik prethodne trke Miguel Oliveira (+0.720s), našao se na petoj poziciji ispred, Kentovog klubskog kolege Efren Vazqueza (+0.757s), koji će sutra krenuti saa šeste pozicije.
U najboljih deset našli su se Fabio Quartararo (Estrella Galicia 0,0), Niklas Ajo (RBA Racing Team), Philipp Oettl (Schedl GP Racing) i Hiroki Ono (Leopard Racing).
Rezultati:
| 1 | 33 | Enea BASTIANINI | ITA | Gresini Racing Team Moto3 | Honda | 236.5 | 1’50.137 | |
| 2 | 52 | Danny KENT | GBR | Leopard Racing | Honda | 235.7 | 1’50.281 | 0.144 / 0.144 |
| 3 | 9 | Jorge NAVARRO | SPA | Estrella Galicia 0,0 | Honda | 233.2 | 1’50.840 | 0.703 / 0.559 |
| 4 | 23 | Niccolò ANTONELLI | ITA | Ongetta-Rivacold | Honda | 236.6 | 1’50.848 | 0.711 / 0.008 |
| 5 | 44 | Miguel OLIVEIRA | POR | Red Bull KTM Ajo | KTM | 235.6 | 1’50.857 | 0.720 / 0.009 |
| 6 | 7 | Efren VAZQUEZ | SPA | Leopard Racing | Honda | 234.0 | 1’50.894 | 0.757 / 0.037 |
| 7 | 20 | Fabio QUARTARARO | FRA | Estrella Galicia 0,0 | Honda | 234.3 | 1’50.896 | 0.759 / 0.002 |
| 8 | 31 | Niklas AJO | FIN | RBA Racing Team | KTM | 232.7 | 1’51.113 | 0.976 / 0.217 |
| 9 | 65 | Philipp OETTL | GER | Schedl GP Racing | KTM | 227.8 | 1’51.265 | 1.128 / 0.152 |
| 10 | 76 | Hiroki ONO | JPN | Leopard Racing | Honda | 241.6 | 1’51.290 | 1.153 / 0.025 |
| 11 | 17 | John MCPHEE | GBR | SAXOPRINT RTG | Honda | 233.4 | 1’51.517 | 1.380 / 0.227 |
| 12 | 98 | Karel HANIKA | CZE | Red Bull KTM Ajo | KTM | 236.3 | 1’51.528 | 1.391 / 0.011 |
| 13 | 5 | Romano FENATI | ITA | SKY Racing Team VR46 | KTM | 235.1 | 1’51.551 | 1.414 / 0.023 |
| 14 | 6 | Maria HERRERA | SPA | Husqvarna Factory Laglisse | Husqvarna | 235.0 | 1’51.586 | 1.449 / 0.035 |
| 15 | 88 | Jorge MARTIN | SPA | MAPFRE Team MAHINDRA | Mahindra | 229.8 | 1’51.597 | 1.460 / 0.011 |
| 16 | 58 | Juanfran GUEVARA | SPA | MAPFRE Team MAHINDRA | Mahindra | 232.4 | 1’51.721 | 1.584 / 0.124 |
| 17 | 21 | Francesco BAGNAIA | ITA | MAPFRE Team MAHINDRA | Mahindra | 233.4 | 1’51.772 | 1.635 / 0.051 |
| 18 | 41 | Brad BINDER | RSA | Red Bull KTM Ajo | KTM | 234.1 | 1’51.822 | 1.685 / 0.050 |
| 19 | 55 | Andrea LOCATELLI | ITA | Gresini Racing Team Moto3 | Honda | 235.3 | 1’51.833 | 1.696 / 0.011 |
| 20 | 32 | Isaac VIÑALES | SPA | Husqvarna Factory Laglisse | Husqvarna | 233.6 | 1’51.914 | 1.777 / 0.081 |
| 21 | 16 | Andrea MIGNO | ITA | SKY Racing Team VR46 | KTM | 235.0 | 1’52.137 | 2.000 / 0.223 |
| 22 | 95 | Jules DANILO | FRA | Ongetta-Rivacold | Honda | 235.1 | 1’52.149 | 2.012 / 0.012 |
| 23 | 10 | Alexis MASBOU | FRA | SAXOPRINT RTG | Honda | 230.5 | 1’52.172 | 2.035 / 0.023 |
| 24 | 19 | Alessandro TONUCCI | ITA | Outox Reset Drink Team | Mahindra | 232.3 | 1’52.191 | 2.054 / 0.019 |
| 25 | 2 | Remy GARDNER | AUS | CIP | Mahindra | 233.9 | 1’52.283 | 2.146 / 0.092 |
| 26 | 84 | Jakub KORNFEIL | CZE | Drive M7 SIC | KTM | 234.5 | 1’52.459 | 2.322 / 0.176 |
| 27 | 29 | Stefano MANZI | ITA | San Carlo Team Italia | Mahindra | 229.1 | 1’52.564 | 2.427 / 0.105 |
| 28 | 24 | Tatsuki SUZUKI | JPN | CIP | Mahindra | 233.6 | 1’52.620 | 2.483 / 0.056 |
| 29 | 11 | Livio LOI | BEL | RW Racing GP | Honda | 234.9 | 1’52.752 | 2.615 / 0.132 |
| 30 | 40 | Darryn BINDER | RSA | Outox Reset Drink Team | Mahindra | 230.0 | 1’52.813 | 2.676 / 0.061 |
| 31 | 12 | Matteo FERRARI | ITA | San Carlo Team Italia | Mahindra | 234.8 | 1’52.869 | 2.732 / 0.056 |
| 32 | 91 | Gabriel RODRIGO | ARG | RBA Racing Team | KTM | 233.0 | 1’53.023 | 2.886 / 0.154 |
| 33 | 63 | Zulfahmi KHAIRUDDIN | MAL | Drive M7 SIC | KTM | 230.3 | 1’53.203 | 3.066 / 0.180 |
| 34 | 22 | Ana CARRASCO | SPA | RBA Racing Team | KTM | 229.3 | 1’53.473 | 3.336 / 0.270 |