Calificación Moto3 - Gran Premio de Cataluña 2018
| Pos. | Piloto | Equipo | Moto | Tiempo |
|---|---|---|---|---|
| 1 | 
Enea Bastianini |
Leopard Racing | Honda | 1:48.806 |
| 2 | 
Jorge Martin |
Del Conca Gresini Moto3 | Honda | +0.107 |
| 3 | 
Tatsuki Suzuki |
SIC58 Squadra Corse | Honda | +0.251 |
| 4 |
Ayumu Sasaki |
Petronas Sprinta Racing | Honda | +0.253 |
| 5 |
Arón Canet |
Estrella Galicia 0,0 | Honda | +0.309 |
| 6 |
Kaito Toba |
Honda Team Asia | Honda | +0.379 |
| 7 | 
John Mcphee |
CIP - Green Power | KTM | +0.385 |
| 8 | 
Gabriel Rodrigo |
RBA BOE Skull Rider | KTM | +0.427 |
| 9 |
Marco Bezzecchi |
Redox PruestelGP | KTM | +0.493 |
| 10 |
Lorenzo Dalla Porta |
Leopard Racing | Honda | +0.573 |
| 11 |
Kazuki Masaki |
RBA BOE Skull Rider | KTM | +0.592 |
| 12 |
Nicolo Bulega |
SKY Racing Team VR46 | KTM | +0.594 |
| 13 |
Fabio Di Giannantonio |
Del Conca Gresini Moto3 | Honda | +0.608 |
| 14 | 
Jakub Kornfeil |
Redox PruestelGP | KTM | +0.692 |
| 15 |
Raúl Fernández |
Red Bull KTM Ajo | KTM | +0.759 |
| 16 |
Andrea Migno |
Angel Nieto Team Moto3 | KTM | +0.772 |
| 17 |
Jaume Masia |
Bester Capital Dubai | KTM | +0.849 |
| 18 | 
Philipp Oettl |
Sudmetal Schedl GP Racing | KTM | +0.885 |
| 19 |
Albert Arenas |
Angel Nieto Team Moto3 | KTM | +0.930 |
| 20 | 
Darryn Binder |
Red Bull KTM Ajo | KTM | +1.091 |
| 21 | 
Adam Norrodin |
Petronas Sprinta Racing | Honda | +1.177 |
| 22 |
Tony Arbolino |
Marinelli Snipers Team | Honda | +1.206 |
| 23 | 
Makar Yurchenko |
CIP - Green Power | KTM | +1.216 |
| 24 |
Alonso López |
Estrella Galicia 0,0 | Honda | +1.377 |
| 25 |
Marcos Ramírez |
Bester Capital Dubai | KTM | +1.380 |
| 26 |
Dennis Foggia |
SKY Racing Team VR46 | KTM | +1.391 |
| 27 | 
Livio Loi |
Reale Avintia Academy | KTM | +1.441 |
| 28 |
Vicente Pérez |
Reale Avintia Academy | KTM | +1.663 |
| 29 | 
Nakarin Atiratphuvapat |
Honda Team Asia | Honda | +2.500 |
| 30 |
Niccolo Antonelli |
SIC58 Squadra Corse | Honda | +0.000 |