Hasil Latihan Bebas 2 Moto3 Buriram Thailand 2018, Jumat 5 Oktober 2018
| Pos. | Num. | Pembalap | Negara | Tim | Motor | Km/h | Waktu | Gap 1st/Prev. |
| 1 | 71 | Ayumu SASAKI | JPN | Petronas Sprinta Racing | Honda | 229.6 | 1’43.468 | |
| 2 | 84 | Jakub KORNFEIL | CZE | Redox PruestelGP | KTM | 223.9 | 1’43.479 | 0.011 / 0.011 |
| 3 | 19 | Gabriel RODRIGO | ARG | RBA BOE Skull Rider | KTM | 225 | 1’43.500 | 0.032 / 0.021 |
| 4 | 23 | Niccolò ANTONELLI | ITA | SIC58 Squadra Corse | Honda | 228.2 | 1’43.520 | 0.052 / 0.020 |
| 5 | 21 | Fabio DI GIANNANTONIO | ITA | Del Conca Gresini Moto3 | Honda | 225.3 | 1’43.566 | 0.098 / 0.046 |
| 6 | 24 | Tatsuki SUZUKI | JPN | SIC58 Squadra Corse | Honda | 224.9 | 1’43.579 | 0.111 / 0.013 |
| 7 | 7 | Adam NORRODIN | MAL | Petronas Sprinta Racing | Honda | 225.7 | 1’43.629 | 0.161 / 0.050 |
| 8 | 17 | John MCPHEE | GBR | CIP – Green Power | KTM | 224.7 | 1’43.690 | 0.222 / 0.061 |
| 9 | 14 | Tony ARBOLINO | ITA | Marinelli Snipers Team | Honda | 223.7 | 1’43.737 | 0.269 / 0.047 |
| 10 | 35 | Somkiat CHANTRA | THA | AP Honda Racing Thailand | Honda | 226.3 | 1’43.774 | 0.306 / 0.037 |
| 11 | 8 | Nicolo BULEGA | ITA | SKY Racing Team VR46 | KTM | 221.7 | 1’43.853 | 0.385 / 0.079 |
| 12 | 12 | Marco BEZZECCHI | ITA | Redox PruestelGP | KTM | 225.6 | 1’43.892 | 0.424 / 0.039 |
| 13 | 40 | Darryn BINDER | RSA | Red Bull KTM Ajo | KTM | 223.4 | 1’43.945 | 0.477 / 0.053 |
| 14 | 42 | Marcos RAMIREZ | SPA | Bester Capital Dubai | KTM | 227.2 | 1’43.995 | 0.527 / 0.050 |
| 15 | 75 | Albert ARENAS | SPA | Angel Nieto Team Moto3 | KTM | 222.2 | 1’44.030 | 0.562 / 0.035 |
| 16 | 9 | Apiwath WONGTHANANON | THA | VR46 Master Camp Team | KTM | 225.2 | 1’44.054 | 0.586 / 0.024 |
| 17 | 65 | Philipp OETTL | GER | Sudmetal Schedl GP Racing | KTM | 225 | 1’44.057 | 0.589 / 0.003 |
| 18 | 27 | Kaito TOBA | JPN | Honda Team Asia | Honda | 221.4 | 1’44.066 | 0.598 / 0.009 |
| 19 | 88 | Jorge MARTIN | SPA | Del Conca Gresini Moto3 | Honda | 223.4 | 1’44.088 | 0.620 / 0.022 |
| 20 | 33 | Enea BASTIANINI | ITA | Leopard Racing | Honda | 221.2 | 1’44.109 | 0.641 / 0.021 |
| 21 | 5 | Jaume MASIA | SPA | Bester Capital Dubai | KTM | 222 | 1’44.109 | 0.641 |
| 22 | 48 | Lorenzo DALLA PORTA | ITA | Leopard Racing | Honda | 221.9 | 1’44.112 | 0.644 / 0.003 |
| 23 | 77 | Vicente PEREZ | SPA | Reale Avintia Academy 77 | KTM | 227.3 | 1’44.188 | 0.720 / 0.076 |
| 24 | 22 | Kazuki MASAKI | JPN | RBA BOE Skull Rider | KTM | 225.7 | 1’44.232 | 0.764 / 0.044 |
| 25 | 81 | Stefano NEPA | ITA | CIP – Green Power | KTM | 225.6 | 1’44.260 | 0.792 / 0.028 |
| 26 | 52 | Jeremy ALCOBA | SPA | Estrella Galicia 0,0 | Honda | 220.9 | 1’44.480 | 1.012 / 0.220 |
| 27 | 10 | Dennis FOGGIA | ITA | SKY Racing Team VR46 | KTM | 226.3 | 1’44.603 | 1.135 / 0.123 |
| 28 | 16 | Andrea MIGNO | ITA | Angel Nieto Team Moto3 | KTM | 222.7 | 1’44.864 | 1.396 / 0.261 |
| 29 | 41 | Nakarin ATIRATPHUVAPAT | THA | Honda Team Asia | Honda | 227.2 | 1’44.950 | 1.482 / 0.086 |
| 30 | 72 | Alonso LOPEZ | SPA | Estrella Galicia 0,0 | Honda | 218.8 | 1’45.293 | 1.825 / 0.343 |