| 2021-06-05 15:00:0005.06.2021 | Winterthur Warriors U19 vs Thun Tigers U19 | 7 - 14 | U19 Elite | 2021 | Warriors Homefield |
| 2021-06-13 14:00:0013.06.2021 | Bienna Jets U19 vs Winterthur Warriors U19 | 6 - 32 | U19 Elite | 2021 | |
| 2021-06-19 18:00:0019.06.2021 | Winterthur Warriors vs Zurich Renegades | 32 - 0 | NLA | 2021 | Warriors Homefield |
| 2021-06-20 11:00:0020.06.2021 | Basel Gladiators U19 vs Winterthur Warriors U19 | 27 - 8 | U19 Elite | 2021 | Basel |
| 2021-06-26 18:00:0026.06.2021 | Winterthur Warriors vs Calanda Broncos | 6 - 31 | NLA | 2021 | Warriors Homefield |
| 2021-07-04 15:00:0004.07.2021 | Geneva Seahawks vs Winterthur Warriors | 35 - 6 | NLA | 2021 | Genf |
| 2021-07-11 11:00:0011.07.2021 | Zurich Renegades U19 vs Winterthur Warriors U19 | 23 - 0 | U19 Elite | 2021 | Zürich |
| 2021-07-11 14:00:0011.07.2021 | Zurich Renegades vs Winterthur Warriors | 10 - 35 | NLA | 2021 | Zürich |
| 2021-07-17 15:00:0017.07.2021 | Winterthur Warriors U19 vs Geneva Seahawks U19 | 32 - 6 | U19 Elite | 2021 | Warriors Homefield |
| 2021-07-17 18:00:0017.07.2021 | Winterthur Warriors vs Geneva Seahawks | 17 - 33 | NLA | 2021 | Warriors Homefield |
| 2021-08-14 12:00:0014.08.2021 | Winterthur Warriors U16 vs Calanda Broncos U16 | 12:00:0012:00 | U16 | 2021 | Warriors Homefield |
| 2021-08-14 15:00:0014.08.2021 | Winterthur Warriors U19 vs Calanda Broncos U19 | 15:00:0015:00 | U19 Elite | 2021 | Warriors Homefield |
| 2021-08-22 12:00:0022.08.2021 | Basel Gladiators U16 vs Winterthur Warriors U16 | 12:00:0012:00 | U16 | 2021 | Basel |
| 2021-08-22 14:00:0022.08.2021 | Basel Gladiators vs Winterthur Warriors | 14:00:0014:00 | NLA | 2021 | Basel |
| 2021-08-28 12:00:0028.08.2021 | Winterthur Warriors U16 vs Basel Gladiators U16 | 12:00:0012:00 | U16 | 2021 | Warriors Homefield |
| 2021-08-28 15:00:0028.08.2021 | Winterthur Warriors U19 vs Bern Grizzlies U19 | 15:00:0015:00 | U19 Elite | 2021 | Warriors Homefield |
| 2021-08-28 18:00:0028.08.2021 | Winterthur Warriors vs Bern Grizzlies | 18:00:0018:00 | NLA | 2021 | Warriors Homefield |
| 2021-09-04 12:00:0004.09.2021 | Calanda Broncos U16 vs Winterthur Warriors U16 | 12:00:0012:00 | U16 | 2021 | Chur |
| 2021-09-05 11:00:0005.09.2021 | St. Gallen Bears U19 vs Winterthur Warriors U19 | 11:00:0011:00 | U19 Elite | 2021 | St. Gallen |
| 2021-09-12 18:00:0012.09.2021 | Bern Grizzlies vs Winterthur Warriors | 18:00:0018:00 | NLA | 2021 | Bern |
| 2021-09-19 12:00:0019.09.2021 | Zurich Renegades U16 vs Winterthur Warriors U16 | 12:00:0012:00 | U16 | 2021 | Zürich |
| 2021-10-09 12:00:0009.10.2021 | Winterthur Warriors U16 vs Zurich Renegades U16 | 12:00:0012:00 | U16 | 2021 | Warriors Homefield |