The 5th Vuelta a España (Tour of Spain), a long-distance bicycle stage race and one of the three grand tours, was held from 10 to 31 May 1945. It consisted of 18 stages covering a total of 3818 km, and was won by Delio Rodríguez. There was also a classification sponsored by Pirelli, Rodríguez also won the points classification and Julián Berrendero won the mountains classification.

Teams and riders

Route

Points classification

A new introduction to this Vuelta was a classification on points, sponsored by Pirelli. It was calculated as follows: Although the sponsor said that the classification was a great success, it did not return the next edition.

Final standings

General classification

Mountain classification

Points classification

Other awards

There was also a team competition: the ranks in the general classification of the best two cyclists per cycling club were added, and the club with the lowest total won. Delio Rodríguez was in the same club as Alejandro Fombellida, and because they finished first and ninth, they scored 10 points; no other team had fewer points, so they won the team competition.