Head to Head
| MLB | 2019/05/12 17:05 | SEA Mariners v BOS Red Sox | L | 2-11 |
| MLB | 2019/05/11 17:05 | SEA Mariners v BOS Red Sox | L | 5-9 |
| MLB | 2019/05/10 23:10 | SEA Mariners v BOS Red Sox | L | 1-14 |
| MLB | 2019/03/31 20:10 | BOS Red Sox v SEA Mariners | W | 8-10 |
| MLB | 2019/03/31 01:10 | BOS Red Sox v SEA Mariners | W | 5-6 |
| MLB | 2019/03/30 02:10 | BOS Red Sox v SEA Mariners | L | 7-6 |
| MLB | 2019/03/28 23:08 | BOS Red Sox v SEA Mariners | W | 4-12 |
| MLB | 2018/06/24 17:05 | SEA Mariners v BOS Red Sox | L | 0-5 |
Home History
| MLB Spring Training | 2021/02/28 20:10 | SD Padres v SEA Mariners | W | 4-5 |
| MLB | 2020/09/27 19:10 | SEA Mariners v OAK Athletics | L | 2-6 |
| MLB | 2020/09/26 23:10 | OAK Athletics v SEA Mariners | W | 3-12 |
| MLB | 2020/09/26 20:10 | SEA Mariners v OAK Athletics | W | 5-1 |
| MLB | 2020/09/26 01:40 | SEA Mariners v OAK Athletics | L | 1-3 |
| MLB | 2020/09/23 22:40 | HOU Astros v SEA Mariners | W | 2-3 |
| MLB | 2020/09/23 01:10 | HOU Astros v SEA Mariners | L | 6-1 |
| MLB | 2020/09/22 01:10 | HOU Astros v SEA Mariners | W | 1-6 |
Away History
| MLB Exhibition | 2021/03/01 18:05 | ATL Braves v BOS Red Sox | L | 5-3 |
| MLB Exhibition | 2021/02/28 18:05 | BOS Red Sox v MIN Twins | L | 6-7 |
| MLB | 2020/09/27 19:10 | BOS Red Sox v ATL Braves | W | 9-1 |
| MLB | 2020/09/26 23:10 | BOS Red Sox v ATL Braves | W | 8-2 |
| MLB | 2020/09/25 23:10 | BOS Red Sox v ATL Braves | L | 7-8 |
| MLB | 2020/09/24 23:30 | BAL Orioles v BOS Red Sox | L | 13-1 |
| MLB | 2020/09/23 23:30 | BAL Orioles v BOS Red Sox | W | 1-9 |
| MLB | 2020/09/22 23:30 | BAL Orioles v BOS Red Sox | W | 3-8 |