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The finals were contested in a two-legged home-and-away format between Flamengo, from Rio de Janeiro, and São Paulo, from São Paulo. Flamengo and São Paulo reached the Copa do Brasil finals for the ninth and second time, respectively.
The finals took place on 17 and 24 September 2023. A draw by CBF was held on 28 August 2023 to determine the home-and-away teams for each leg. The first leg was hosted by Flamengo at Maracanã in Rio de Janeiro, while the second leg was hosted by São Paulo at Morumbi in São Paulo.
The finals were played on a home-and-away two-legged basis. The home-and-away teams for both legs were determined by a draw held on 28 August 2023 at the CBF headquarters in Rio de Janeiro, Brazil.
If tied on aggregate, the away goals rule and extra time would not be used and the penalty shoot-out would be used to determine the winners. (Regulations Article 20).