The 2004 Copa Sudamericana Finals was a two-legged football match-up to determine the 2004 Copa Sudamericana champion. It was contested by Bolivian club Bolívar and Argentinian club Boca Juniors. Both teams were playing in their first Copa Sudamericana finals. The first leg was played in Estadio Hernando Siles in La Paz on 8 December and the host team Bolívar won 1–0. The second leg was played in La Bombonera in Buenos Aires on 17 December and the host team Boca Juniors won 2–0, thus being crowned the champions.