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| May 24, 2025 | W | Ottawa RedBlacks 23 at Montreal Alouettes 7 (Preseason) | Final |
| May 30, 2025 | L | Montreal Alouettes 24 at Ottawa RedBlacks 16 (Preseason) | Final |
| June 5, 2025 | L | Ottawa RedBlacks 26 at Saskatchewan Roughriders 31 | Final |
| June 13, 2025 | L | Montreal Alouettes 39 at Ottawa RedBlacks 18 | Final |
| June 21, 2025 | W | Ottawa RedBlacks 20 at Calgary Stampeders 12 | Final |
| June 29, 2025 | L | Toronto Argonauts 29 at Ottawa RedBlacks 16 | Final |
| July 6, 2025 | L | Ottawa RedBlacks 33 at Edmonton Elks 39 | Final |
| July 12, 2025 | L | Ottawa RedBlacks 20 at Hamilton Tiger-Cats 23 | Final |
| July 20, 2025 | L | Hamilton Tiger-Cats 30 at Ottawa RedBlacks 15 | Final |
| July 31, 2025 | W | Calgary Stampeders 11 at Ottawa RedBlacks 31 | Final |
| August 9, 2025 | W | Ottawa RedBlacks 46 at Toronto Argonauts 42 | Final |
| August 14, 2025 | L | Ottawa RedBlacks 27 at Winnipeg Blue Bombers 30 | Final |
| August 22, 2025 | L | Edmonton Elks 30 at Ottawa RedBlacks 20 | Final |
| September 5, 2025 | W | B.C. Lions 33 at Ottawa RedBlacks 34 | Final |
| September 12, 2025 | L | Ottawa RedBlacks 27 at B.C. Lions 38 | Final |
| September 20, 2025 | | Winnipeg Blue Bombers at Ottawa RedBlacks | 3:00 p.m. |
| October 3, 2025 | | Saskatchewan Roughriders at Ottawa RedBlacks | 7:30 p.m. |
| October 13, 2025 | | Ottawa RedBlacks at Montreal Alouettes | 1:00 p.m. |
| October 18, 2025 | | Montreal Alouettes at Ottawa RedBlacks | 3:00 p.m. |
| October 24, 2025 | | Ottawa RedBlacks at Hamilton Tiger-Cats | 7:00 p.m. |
Ottawa RedBlacks Schedule
