The 1978 Volta a Catalunya was the 58th edition of the Volta a Catalunya cycle race and was held from 7 to 14 September 1978. The race started and finished in Sitges.^[2] The race was won by Francesco Moser of the Sanson–Campagnolo team.

Final general classification[2][3] Rank Rider Team Time 1  Francesco Moser (ITA) Sanson–Campagnolo 32h 31' 20" 2  Francisco Galdós (ESP) Kas–Campagnolo + 02" 3  Pedro Torres (ESP) Teka + 09" 4  Juan Pujol (ESP) Kas–Campagnolo + 1' 01" 5  Vicente Belda (ESP) Transmallorca–Gios [ca] + 2' 28" 6  Miguel María Lasa (ESP) Teka + 2' 36" 7  Ismael Lejarreta (ESP) Kas–Campagnolo + 8' 18" 8  Antoon Houbrechts (BEL) Mini-Flat–Boule d'Or–Colnago + 9' 13" 9  Claudio Bortolotto (ITA) Sanson–Campagnolo + 10' 38" 10  Pedro Vilardebó (ESP) Teka + 11' 50"