Since the 2017–18 season the Bruins and Senators have met 31 times in the regular season, with the Bruins holding a 19–12 edge in the series.
Most recently the Senators won 4–1 on October 5, 2026.
Right now the Bruins are 2–2–0 and the Senators are 2–1–0, with the Bruins at 5 days since a win against the Senators' 2.
| Season | Wins |
|---|---|
| 2026–27 | Bruins 0, Senators 1 |
| 2025–26 | Bruins 1, Senators 3 |
| 2024–25 | Bruins 1, Senators 3 |
| 2023–24 | Bruins 2, Senators 1 |
| 2022–23 | Bruins 2, Senators 2 |
| 2021–22 | Bruins 3, Senators 1 |
| 2019–20 | Bruins 2, Senators 1 |
| 2018–19 | Bruins 4, Senators 0 |
| 2017–18 | Bruins 4, Senators 0 |
| Date | Host | Winner | Score |
|---|---|---|---|
| October 5, 2026 | Bruins home | Senators | 4–1 |
| December 21, 2025 | Bruins home | Senators | 6–2 |
| November 13, 2025 | Senators home | Senators | 5–3 |
| November 6, 2025 | Bruins home | Bruins | 3–2 |
| October 27, 2025 | Senators home | Senators | 7–2 |
| March 13, 2025 | Senators home | Senators | 6–3 |
| January 23, 2025 | Bruins home | Bruins | 2–0 |
| January 18, 2025 | Senators home | Senators | 6–5 |
| November 9, 2024 | Bruins home | Senators | 3–2 |
| April 16, 2024 | Bruins home | Senators | 3–1 |
| March 19, 2024 | Bruins home | Bruins | 6–2 |
| January 25, 2024 | Senators home | Bruins | 3–2 |
| March 21, 2023 | Bruins home | Bruins | 2–1 |
| February 20, 2023 | Bruins home | Bruins | 3–1 |
| December 27, 2022 | Senators home | Senators | 3–2 |
Full schedules and drought counters: Boston Bruins and Ottawa Senators.
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