| Runda | Tor | Data | Kierowca | Pojazd | Zespół |
|---|---|---|---|---|---|
| 1 |  Jerez | 2005.04.10 | Honda RS-W |  Telefonica MoviStar Honda 250cc | |
| 2 |  Estoril | 2005.04.17 | Aprilia RSW | Carrera Sunglasses - LCR | |
| 3 |  Shanghai | 2005.05.01 | Aprilia RSW | Carrera Sunglasses - LCR | |
| 4 |  Le Mans | 2005.05.15 | Honda RS-W | Telefonica MoviStar Honda 250cc | |
| 5 |  Mugello | 2005.06.05 | Honda RS-W | Telefonica MoviStar Honda 250cc | |
| 6 |  Catalunya | 2005.06.12 | Honda RS-W | Telefonica MoviStar Honda 250cc | |
| 7 |  Assen | 2005.06.25 | Aprilia RSW | Aprilia Aspar 250cc | |
| 8 |  Donington Park | 2005.07.24 | Aprilia RSW | Aprilia Aspar 250cc | |
| 9 |  Sachsenring | 2005.07.31 | Honda RS-W | Telefonica MoviStar Honda 250cc | |
| 10 |  Brno | 2005.08.20 | Honda RS-W | Telefonica MoviStar Honda 250cc | |
| 11 |  Motegi | 2005.09.18 | Honda RS-W | Telefonica MoviStar Honda 250cc | |
| 12 |  Sepang | 2005.09.25 | Aprilia RSW | Carrera Sunglasses - LCR | |
| 13 |  Losail Grand Prix Kataru | 2005.10.01 | Aprilia RSW | Carrera Sunglasses - LCR | |
| 14 |  Phillip Island | 2005.10.16 | Honda RS-W | Telefonica MoviStar Honda 250cc | |
| 15 |  Istanbul | 2005.10.23 | Aprilia RSW | Carrera Sunglasses - LCR | |
| 16 |  Valencia | 2005.11.06 | Honda RS-W | Telefonica MoviStar Honda 250cc |
