Fastest stages
| Nr. | Average speed (km/h) | Stage | KM | Vertical meters | |
|---|---|---|---|---|---|
| 1 | 52.9 | Stage 5a | Lekunberri - Lasarte-Oria | 105 | ||
| 2 | 42.51 | Stage 1 | Asteasu - Asteasu | 118 | ||
| 3 | 40.49 | Stage 3 | Mungia - Araia | 162 | ||
| 4 | 39.37 | Stage 4 | Araia - Lekunberri | 182 | ||
| 5 | 34.44 | Stage 2 | Asteasu - Mungia | 175 |