All countries
| 6. Round | Aalesund U19 | Lillestrom U19 | 0:5 (0:3, 0:2) | details | 14.03.2026 | |||
| 2. Round | Lillestrom U19 | Tromso U19 | 3:2 (2:0, 1:2) | details | 11.03.2026 | |||
| 5. Round | Bodo/Glimt U19 | Lillestrom U19 | 3:3 (0:2, 3:1) | details | 08.03.2026 | |||
| 4. Round | Lillestrom U19 | Kfum Oslo U19 | 1:1 (0:1, 1:0) | details | 01.03.2026 | |||
| 3. Round | Bryne U19 | Lillestrom U19 | 2:5 (1:2, 1:3) | details | 15.02.2026 | |||
| 1. Round | Lillestrom U19 | Haugesund U19 | 4:3 (2:2, 2:1) | details | 01.02.2026 | |||
| Semi-finals - Second leg | Brann U19 | Lillestrom U19 | 3:1 AfP (0:1, 2:0, 0:0, 4:2) | details | 09.10.2025 | |||
| Semi-finals - First leg | Lillestrom U19 | Brann U19 | 3:2 (2:1, 1:1) | details | 25.09.2025 | |||
| Quarter-finals - Second leg | Valerenga U19 | Lillestrom U19 | 1:3 (1:1, 0:2) | details | 27.08.2025 | |||
| Quarter-finals - First leg | Lillestrom U19 | Valerenga U19 | 0:0 (0:0, 0:0) | details | 19.08.2025 | |||
| Group C - 6. Round | Lillestrom U19 | Ham-Kam U19 | 4:0 (4:0, 0:0) | details | 10.04.2025 | |||
| Group C - 2. Round | Lillestrom U19 | Bodo/Glimt U19 | 3:4 (0:1, 3:3) | details | 23.03.2025 | |||
| Group C - 4. Round | Tromso U19 | Lillestrom U19 | 4:3 (2:1, 2:2) | details | 09.03.2025 | |||
| Group C - 3. Round | Lillestrom U19 | Tromso U19 | 3:1 (1:0, 2:1) | details | 01.03.2025 | |||
| Group C - 5. Round | Bodo/Glimt U19 | Lillestrom U19 | 0:3 (0:3, 0:0) | details | 23.02.2025 | |||
| Group C - 1. Round | Ham-Kam U19 | Lillestrom U19 | 1:2 (0:1, 1:1) | details | 08.02.2025 | |||
| Quarter-finals - Second leg | Lillestrom U19 | Brann U19 | 0:2 (0:1, 0:1) | details | 22.08.2024 | |||
| Quarter-finals - First leg | Brann U19 | Lillestrom U19 | 7:2 (3:1, 4:1) | details | 07.08.2024 | |||
| Group B - 6. Round | Lillestrom U19 | Odds U19 | 3:2 (2:1, 1:1) | details | 03.04.2024 | |||
| Group B - 5. Round | Stromsgodset U19 | Lillestrom U19 | 5:2 (1:2, 4:0) | details | 13.03.2024 | |||
| Group B - 4. Round | Ham-Kam U19 | Lillestrom U19 | 2:4 (1:1, 1:3) | details | 09.03.2024 | |||
| Group B - 3. Round | Lillestrom U19 | Ham-Kam U19 | 4:2 (3:1, 1:1) | details | 29.02.2024 | |||
| Group B - 2. Round | Lillestrom U19 | Stromsgodset U19 | 1:1 (1:1, 0:0) | details | 17.02.2024 | |||
| Group B - 1. Round | Odds U19 | Lillestrom U19 | 1:1 (0:0, 1:1) | details | 28.01.2024 | |||
| Quarter-finals - Second leg | Lillestrom U19 | Odds U19 | 1:2 (1:2, 0:0) | details | 24.08.2023 | |||
| Quarter-finals - First leg | Odds U19 | Lillestrom U19 | 8:1 (4:0, 4:1) | details | 10.08.2023 | |||
| Group C - 6. Round | Tromso U19 | Lillestrom U19 | 1:4 (1:3, 0:1) | details | 05.04.2023 | |||
| Group C - 5. Round | Lillestrom U19 | Bodo/Glimt U19 | 4:2 (1:0, 3:2) | details | 26.03.2023 | |||
| Group C - 4. Round | Lillestrom U19 | Ham-Kam U19 | 1:2 (0:0, 1:2) | details | 12.03.2023 | |||
| Group C - 3. Round | Ham-Kam U19 | Lillestrom U19 | 4:3 (1:0, 3:3) | details | 01.03.2023 | |||
| Group C - 2. Round | Bodo/Glimt U19 | Lillestrom U19 | 2:2 (1:0, 1:2) | details | 23.02.2023 | |||
| Group C - 1. Round | Lillestrom U19 | Tromso U19 | 2:0 (1:0, 1:0) | details | 29.01.2023 | |||
| Semi-finals - Second leg | Lillestrom U19 | Stabaek U19 | 1:3 (1:1, 0:2) | details | 29.10.2022 | |||
| Semi-finals - First leg | Stabaek U19 | Lillestrom U19 | 1:0 (1:0, 0:0) | details | 09.09.2022 | |||
| Quarter-finals - Second leg | Lillestrom U19 | Kristiansund U19 | 1:0 (0:0, 1:0) | details | 17.08.2022 | |||
| Quarter-finals - First leg | Kristiansund U19 | Lillestrom U19 | 4:4 (3:3, 1:1) | details | 09.08.2022 | |||
| Group B - 6. Round | Tromso U19 | Lillestrom U19 | 2:2 (0:2, 2:0) | details | 22.06.2022 | |||
| Group B - 1. Round | Lillestrom U19 | Tromso U19 | 3:0 (2:0, 1:0) | details | 28.05.2022 | |||
| Group B - 3. Round | Valerenga U19 | Lillestrom U19 | 3:1 (1:0, 2:1) | details | 12.04.2022 | |||
| Group B - 5. Round | Lillestrom U19 | Bodo/Glimt U19 | 3:2 (2:0, 1:2) | details | 27.03.2022 | |||
| Group B - 4. Round | Lillestrom U19 | Valerenga U19 | 0:3 AWA. | details | 27.03.2022 | |||
| Group B - 2. Round | Bodo/Glimt U19 | Lillestrom U19 | 2:2 (0:2, 2:0) | details | 20.02.2022 | |||
| 10. Round | Lillestrom U19 | Ull/Kisa U19 | 1:3 (1:1, 0:2) | details | 24.10.2021 | |||
| 9. Round | Viking U19 | Lillestrom U19 | 2:2 (1:0, 1:2) | details | 17.10.2021 | |||
| 4. Round | Lillestrom U19 | Mjondalen U19 | 2:4 (1:1, 1:3) | details | 05.10.2021 | |||
| 8. Round | Lillestrom U19 | Brann U19 | 2:5 (2:2, 0:3) | details | 30.09.2021 | |||
| 7. Round | Haugesund U19 | Lillestrom U19 | 2:1 (1:1, 1:0) | details | 27.08.2021 | |||
| 6. Round | Lillestrom U19 | Kristiansund U19 | 1:2 (1:2, 0:0) | details | 20.08.2021 | |||
| 5. Round | Start U19 | Lillestrom U19 | 4:0 (1:0, 3:0) | details | 14.08.2021 | |||
| 3. Round | Stabaek U19 | Lillestrom U19 | 1:1 (1:0, 0:1) | details | 24.07.2021 | |||