Info
| Date | 3 April 1978 - 7 April 1978 |
| Discipline | Road |
| Category | 2.1 |
| Country |  Spain |
| Start | Leiza |
| Finish | Uncella |
| Distance | 811.0 km |
Stages
| Stage | Date | Start | Finish |
|---|---|---|---|
| 1 | 03.04 | Leiza | Biarritz |
| 2 | 04.04 | Biarritz | Lekeitio |
| 3 | 05.04 | Lekeitio | Placencia de las Armas |
| 4 | 06.04 | Placencia de las Armas | Vitoria-Gasteiz |
| 5a | 07.04 | Vitoria-Gasteiz | Aretxabaleta |
| 5b | 07.04 | Aretxabaleta | Uncella |
