Etappes
| 19/03/2018 |
 |
Stage 1 : Calella - Calella | 152 km | |
| 20/03/2018 |
 |
Stage 2 : Mataro - Valls | 175 km | |
| 21/03/2018 |
 |
Stage 3 : Sant Cugat - Vallter | 153 km | |
| 22/03/2018 |
|
Stage 4 : Llanars - La Molina | 170 km | |
| 23/03/2018 |
|
Stage 5 : Llivia - Vielha Val d'Aran | 212 km | |
| 24/03/2018 |
|
Stage 6 : Pobla de Segur - Torrefarrera | 117 km | |
| 25/03/2018 |
|
Stage 7 : Barcelona - Barcelona | 154 km |
Stage 3 Volta a Catalunya 2018 (Sant Cugat - Vallter)
| Stage 3: Sant Cugat-Vallter | Totaal: 153km |
|---|
| Stand | ||
|---|---|---|
| 1. | Alejandro Valverde Belmonte | 28:25:07 |
| 2. | Nairo Alexander Quintana Rojas | +0:29 |
| 2. | Egan Bernal | +0:16 |
| 3. | Pierre Latour | +0:47 |
| 4. | Simon Yates | +0:47 |
| 5. | Marc Soler Gimenez | +1:10 |
| 6. | George Bennett | +1:23 |
| 7. | Daniel Felipe Martinez Poveda | +1:29 |
| 8. | Steven Kruijswijk | +1:31 |
| 8. | Nacer Bouhanni | +0:10 |