América/MG U20 4-5 Palmeiras/SP U20 *
| 05.04.2018 | Palmeiras/SP U20 | 3-1 | América/MG U20 | |
| 30.03.2018 | América/MG U20 | 3-2 | Palmeiras/SP U20 | |
*Bahia/BA U20 3-2 Athletico/PR U20
| 05.04.2018 | Athletico/PR U20 | 2-3 | Bahia/BA U20 | |
| 28.03.2018 | Bahia/BA U20 | 0-0 | Athletico/PR U20 | |
*Vila Nova/GO U20 4-4 Atlético/MG U20
| 04.04.2018 | Atlético/MG U20 | 3-1/p.4-5 | Vila Nova/GO U20 | |
| 28.03.2018 | Vila Nova/GO U20 | 3-1 | Atlético/MG U20 | |
Avaí FC/SC U20 1-4 Vasco/RJ U20 *
| 30.03.2018 | Avaí FC/SC U20 | 1-4 | Vasco/RJ U20 | |
Boa EC/MG U20 1-9 Corinthians/SP U20 *
| 28.03.2018 | Boa EC/MG U20 | 1-9 | Corinthians/SP U20 | |
Paraná/PR U20 2-3 Botafogo/RJ U20 *
| 04.04.2018 | Botafogo/RJ U20 | 3-1 | Paraná/PR U20 | |
| 27.03.2018 | Paraná/PR U20 | 1-0 | Botafogo/RJ U20 | |
Ceará/CE U20 3-5 Fluminense/RJ U20 *
| 05.04.2018 | Fluminense/RJ U20 | 3-2 | Ceará/CE U20 | |
| 28.03.2018 | Ceará/CE U20 | 1-2 | Fluminense/RJ U20 | |
*Vitória/BA U20 5-4 Internacional/RS U20
| 04.04.2018 | Internacional/RS U20 | 3-2 | Vitória/BA U20 | |
| 29.03.2018 | Vitória/BA U20 | 3-1 | Internacional/RS U20 | |
*Juventude/RS U20 4-4 Cruzeiro/MG U20
| 05.04.2018 | Cruzeiro/MG U20 | 3-2/p.2-4 | Juventude/RS U20 | |
| 01.04.2018 | Juventude/RS U20 | 2-1 | Cruzeiro/MG U20 | |
Londrina/PR U20 3-3 Chapecoense/SC U20 *
| 03.04.2018 | Chapecoense/SC U20 | 1-1/p.4-3 | Londrina/PR U20 | |
| 29.03.2018 | Londrina/PR U20 | 2-2 | Chapecoense/SC U20 | |
Oeste/SP U20 0-4 Grêmio/RS U20 *
| 28.03.2018 | Oeste/SP U20 | 0-4 | Grêmio/RS U20 | |
Paysandu/PA U20 0-2 Flamengo/RJ U20 *
| 30.03.2018 | Paysandu/PA U20 | 0-2 | Flamengo/RJ U20 | |
Coritiba/PR U20 4-5 Ponte Preta/SP U20 *
| 05.04.2018 | Ponte Preta/SP U20 | 3-1 | Coritiba/PR U20 | |
| 28.03.2018 | Coritiba/PR U20 | 3-2 | Ponte Preta/SP U20 | |
*Figueirense/SC U20 6-4 Santos/SP U20
| 04.04.2018 | Santos/SP U20 | 3-5 | Figueirense/SC U20 | |
| 28.03.2018 | Figueirense/SC U20 | 1-1 | Santos/SP U20 | |
Brasil Pelotas/RS U20 2-3 São Paulo/SP U20 *
| 05.04.2018 | São Paulo/SP U20 | 3-1 | Brasil Pelotas/RS U20 | |
| 01.04.2018 | Brasil Pelotas/RS U20 | 1-0 | São Paulo/SP U20 | |
Atlético/GO U20 1-3 Sport Recife/PE U20 *
| 03.04.2018 | Sport Recife/PE U20 | 3-0 | Atlético/GO U20 | |
| 27.03.2018 | Atlético/GO U20 | 1-0 | Sport Recife/PE U20 | |