The 2018–19 Campeonato Nacional de Futebol Feminino (also known as Liga BPI for sponsorship reasons) was the 34th edition of Campeonato Nacional de Futebol Feminino.
SC Braga won the title for the first time.
Twelve teams will compete in the league – nine teams from the 2017–18 Campeonato Nacional, as well as three teams promoted from the Campeonato de Promoção.
The team changes were the following: