Fastest stages
| Nr. | Average speed (km/h) | Stage | KM | Vertical meters | |
|---|---|---|---|---|---|
| 1 | 41.595 | Stage 2 | Legazpi - Erandio | 153 | ||
| 2 | 40.033 | Stage 5 | Vitoria - Orio | 162 | ||
| 3 | 39.84 | Stage 4 | Viana - Gasteiz | 171 | ||
| 4 | 39.742 | Stage 3 | Erandio - Viana | 195 | ||
| 5 | 37.474 | Stage 1 | Legazpi - Legazpi | 137 |