2023 CONCACAF Central American Cup knockout stage

[3] Alajuelense won 6–1 on aggregate, advanced to the semi-finals (Match SF1) and qualified for the 2024 CONCACAF Champions Cup Round One at minimum.

Herediano won 3–2 on aggregate, advanced to the semi-finals (Match SF1) and qualified for the 2024 CONCACAF Champions Cup Round One at minimum.

Real Estelí won 3–2 on aggregate, advanced to the semi-finals (Match SF2) and qualifies for the 2024 CONCACAF Champions Cup Round One at minimum.

Independiente won 3–1 on aggregate, advanced to the semi-finals (Match SF2) and qualifies for the 2024 CONCACAF Champions Cup Round One at minimum.

In the play-in, the team in each tie which have the better performance across all previous rounds (group stage and quarter-finals) host the second leg.