Fastest stages
| Nr. | Average speed (km/h) | Stage | KM | Vertical meters | |
|---|---|---|---|---|---|
| 1 | 47.229 | Stage 5 | Vitoria-Gasteiz - Amorebieta-Etxano | 175.9 | 2214 | |
| 2 | 43.153 | Stage 2 | Irun - Kanbo | 160 | 2312 | |
| 3 | 40.764 | Stage 3 | Ezpeleta - Altsasu | 190.9 | 3057 | |
| 4 | 38.063 | Stage 6 | Eibar - Eibar | 137.8 | 3472 | |
| 5 | 36.172 | Stage 4 | Etxarri Aranatz - Legutio | 157.5 | 2151 |