| NHL Preseason - Toronto Maple Leafs at Ottawa Senators (Split Squad) Tue, 09/22/2026 11:00 PM EDT | Tue, 09/22/2026 11:00 PM EDT | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| NHL Preseason - Montreal Canadiens at Ottawa Senators (Split Squad) Fri, 09/25/2026 11:00 PM EDT | Fri, 09/25/2026 11:00 PM EDT | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Philadelphia Flyers at Ottawa Senators Thu, 10/08/2026 6:00 PM EDT | Thu, 10/08/2026 6:00 PM EDT | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Nashville Predators at Ottawa Senators Sat, 10/10/2026 6:00 PM EDT | Sat, 10/10/2026 6:00 PM EDT | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| St. Louis Blues at Ottawa Senators Tue, 10/13/2026 6:00 PM EDT | Tue, 10/13/2026 6:00 PM EDT | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| New York Islanders at Ottawa Senators Thu, 10/15/2026 6:00 PM EDT | Thu, 10/15/2026 6:00 PM EDT | New York Islanders | Canadian Tire Centre | Kanata | Flat | - |
| Florida Panthers at Ottawa Senators Wed, 10/21/2026 6:30 PM EDT | Wed, 10/21/2026 6:30 PM EDT | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| San Jose Sharks at Ottawa Senators Thu, 10/22/2026 6:00 PM EDT | Thu, 10/22/2026 6:00 PM EDT | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| New York Rangers at Ottawa Senators Sat, 10/24/2026 6:00 PM EDT | Sat, 10/24/2026 6:00 PM EDT | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Utah Mammoth at Ottawa Senators Sat, 11/07/2026 6:00 PM EST | Sat, 11/07/2026 6:00 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Washington Capitals at Ottawa Senators Tue, 11/10/2026 6:00 PM EST | Tue, 11/10/2026 6:00 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Colorado Avalanche at Ottawa Senators Thu, 11/12/2026 6:00 PM EST | Thu, 11/12/2026 6:00 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Los Angeles Kings at Ottawa Senators Sat, 11/21/2026 6:00 PM EST | Sat, 11/21/2026 6:00 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Calgary Flames at Ottawa Senators Mon, 11/23/2026 6:30 PM EST | Mon, 11/23/2026 6:30 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| New Jersey Devils at Ottawa Senators Thu, 12/03/2026 6:00 PM EST | Thu, 12/03/2026 6:00 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Tampa Bay Lightning at Ottawa Senators Sat, 12/05/2026 6:00 PM EST | Sat, 12/05/2026 6:00 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Anaheim Ducks at Ottawa Senators Tue, 12/08/2026 6:00 PM EST | Tue, 12/08/2026 6:00 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Vegas Golden Knights at Ottawa Senators Thu, 12/10/2026 6:00 PM EST | Thu, 12/10/2026 6:00 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Edmonton Oilers at Ottawa Senators Sat, 12/12/2026 6:00 PM EST | Sat, 12/12/2026 6:00 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Buffalo Sabres at Ottawa Senators Mon, 12/14/2026 1:00 PM EST | Mon, 12/14/2026 1:00 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Dallas Stars at Ottawa Senators Tue, 12/29/2026 6:00 PM EST | Tue, 12/29/2026 6:00 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Pittsburgh Penguins at Ottawa Senators Thu, 12/31/2026 1:00 PM EST | Thu, 12/31/2026 1:00 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Winnipeg Jets at Ottawa Senators Thu, 01/14/2027 6:00 PM EST | Thu, 01/14/2027 6:00 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Toronto Maple Leafs at Ottawa Senators Wed, 01/20/2027 6:30 PM EST | Wed, 01/20/2027 6:30 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Columbus Blue Jackets at Ottawa Senators Sat, 01/23/2027 2:30 PM EST | Sat, 01/23/2027 2:30 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Carolina Hurricanes at Ottawa Senators Mon, 01/25/2027 6:30 PM EST | Mon, 01/25/2027 6:30 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Boston Bruins at Ottawa Senators Thu, 01/28/2027 6:00 PM EST | Thu, 01/28/2027 6:00 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Detroit Red Wings at Ottawa Senators Thu, 02/25/2027 6:00 PM EST | Thu, 02/25/2027 6:00 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Seattle Kraken at Ottawa Senators Sat, 03/06/2027 2:30 PM EST | Sat, 03/06/2027 2:30 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Minnesota Wild at Ottawa Senators Thu, 03/11/2027 6:00 PM EST | Thu, 03/11/2027 6:00 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Montreal Canadiens at Ottawa Senators Sat, 03/13/2027 6:00 PM EST | Sat, 03/13/2027 6:00 PM EST | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
| Vancouver Canucks at Ottawa Senators Sun, 03/14/2027 4:00 PM EDT | Sun, 03/14/2027 4:00 PM EDT | Ottawa Senators | Canadian Tire Centre | Kanata | Flat | - |
