The 1980 Copa Libertadores de América Finals was the final two-legged tie to determine the Copa Libertadores de América champion. It was contested by Uruguayan club Nacional and Brazilian club Internacional. The first leg of the tie was played on 30 July at Estádio Beira-Rio of Porto Alegre, with the second leg played on 6 August at Estadio Centenario in Montevideo.[1]