Salona was ravaged by the South Slavs (Sclaveni) in 614, but in its place, Spalatum subsequently emerged.

By papal bull Locum Beati Petri the Church in Dalmatia was reorganized in 1828, Makarska united with Split, and the latter demoted as a simple bishopric of Split-Makarska, made subject to the Archdiocese of Zadar.

On 27 July 1969, it was promoted again as Metropolitan Archdiocese It enjoyed a papal visit from Pope John Paul II in October 1998.

There are former cathedrals in three former sees absorbed in the archdiocese: Its suffragans are Known bishops of Salona include : Archbishop Honorius III conducted a synod in 530; Natalis at a Council in 590, unjustly deposed his archdeacon Honoratus, but pope Gregory the Great took the latter's part.

Out of the long series of its seventy-nine archbishops may be mentioned St. Rayner (d. 1180), and the unfortunate Marcus Antonius de Dominis, who was deprived of his office after having filled it for fourteen years and died an apostate at Rome in 1624; Thomas, who resigned his office voluntarily (thirteenth century), is the author of a history of the bishops of Salona and Spalato.