Stage 1
03/04/2023
Vitoria-Gasteiz > Labastida
164.4km
+2494m
Stage 2
04/04/2023
Viana > Leitza
194.67km
+3256m
Stage 3
05/04/2023
Errenteria > Villabona (Hika)
154.59km
+2572m
Stage 4
06/04/2023
Santurtzi > Santurtzi
174.96km
+3052m
Stage 5
07/04/2023
Amorebieta-Etxano > Amorebieta-Etxano
165.87km
+3179m
Stage 6
08/04/2023
Eibar > Eibar
140.09km
+3406m