| Date | R | Hazai v Vendég | - | |
|---|---|---|---|---|
| 03/10 16:00 | - | Cartagines - U20 v Sporting San Jose - U20 | L | 0-1 |
| 02/10 20:00 | - | Santos de Guápiles - U20 v Cartagines - U20 | W | 0-1 |
| 11/27 20:00 | - | Alajuelense - U20 v Cartagines - U20 | L |
|
| 11/19 21:00 | - | Cartagines - U20 v Alajuelense - U20 | L | 1-4 |
| 10/28 21:00 | - | Cartagines - U20 v AD Grecia - U20 | D | 2-2 |
| 10/14 17:00 | - | AD San Carlos U20 v Cartagines - U20 | D | 3-3 |
| 09/24 00:00 | - | Cartagines - U20 v AD Grecia - U20 | L | 1-2 |
| 09/03 00:00 | - | Cartagines - U20 v AD Guanacasteca - U20 | W | 2-1 |
| 05/13 15:00 | - | Cartagines - U20 v Saprissa de Corazon - U20 | L | 1-4 |
| 04/30 18:30 | - | Cartagines - U20 v Santos de Guápiles - U20 | L | 0-1 |
| 04/22 16:00 | - | Guadalupe FC - U20 v Cartagines - U20 | L | 1-0 |
| 04/13 16:00 | - | Municipal Perez Zeledon - U20 v Cartagines - U20 | D | 1-1 |
| 03/26 16:00 | - | Cartagines - U20 v Santos de Guápiles - U20 | D | 0-0 |
| 03/18 16:00 | - | Guadalupe FC - U20 v Cartagines - U20 | D | 0-0 |
| 03/04 15:00 | - | Cartagines - U20 v Deportivo Saprissa - U20 | L | 0-2 |
| 02/25 17:00 | - | Sporting San Jose - U20 v Cartagines - U20 | W | 1-3 |
| 02/19 21:00 | - | Santos de Guápiles - U20 v Cartagines - U20 | L | 1-0 |
| 02/11 15:00 | - | Cartagines - U20 v Guadalupe FC - U20 | D | 1-1 |
| 02/02 16:00 | - | Municipal Perez Zeledon - U20 v Cartagines - U20 | L | 2-0 |
| 10/29 16:00 | - | Municipal Perez Zeledon - U20 v Cartagines - U20 | L | 3-0 |
| 03/13 16:02 | - | Guadalupe FC - U20 v Cartagines - U20 | L | 1-0 |