| month | day | visitor | score | home | score |
|---|
| November | 3, 2020 | Sonics | 108 | Kings | 95 |
| November | 5, 2020 | Sonics | 80 | Bucks | 109 |
| November | 7, 2020 | Kings | 95 | Sonics | 114 |
| November | 8, 2020 | Sonics | 98 | Raptors | 117 |
| November | 9, 2020 | Kings | 110 | Sonics | 111 |
| November | 10, 2020 | Jazz | 97 | Sonics | 90 |
| November | 11, 2020 | Sonics | 107 | Rockets | 110 |
| November | 12, 2020 | Sonics | 96 | Pelicans | 106 |
| November | 14, 2020 | Sonics | 109 | Warriors | 122 |
| November | 17, 2020 | Sonics | 96 | Clippers | 102 |
| November | 18, 2020 | Sonics | 89 | Nuggets | 98 |
| November | 21, 2020 | Sonics | 113 | Warriors | 109 |
| November | 25, 2020 | Sonics | 108 | Lakers | 122 |
| November | 30, 2020 | Wolves | 97 | Sonics | 121 |
| December | 2, 2020 | Sonics | 103 | Jazz | 100 |
| December | 5, 2020 | Warriors | 112 | Sonics | 111 |
| December | 6, 2020 | Sonics | 108 | Knicks | 98 |
| December | 7, 2020 | Blazers | 100 | Sonics | 130 |
| December | 8, 2020 | Bucks | 104 | Sonics | 125 |
| December | 11, 2020 | Sonics | 115 | Blazers | 129 |
| December | 13, 2020 | Jazz | 85 | Sonics | 117 |
| December | 14, 2020 | Blazers | 114 | Sonics | 129 |
| December | 16, 2020 | Heat | 84 | Sonics | 124 |
| December | 19, 2020 | Rockets | 87 | Sonics | 121 |
| December | 20, 2020 | Warriors | 101 | Sonics | 124 |
| December | 21, 2020 | Sonics | 114 | Lakers | 117 |
| December | 25, 2020 | Blazers | 111 | Sonics | 120 |
| December | 26, 2020 | Sonics | 97 | Bulls | 93 |
| December | 27, 2020 | Warriors | 122 | Sonics | 97 |
| December | 31, 2020 | Sonics | 99 | Suns | 109 |
| January | 1, 2021 | Sonics | 101 | Kings | 97 |
| January | 2, 2021 | Sonics | 131 | Blazers | 109 |
| January | 6, 2021 | Sonics | 104 | Nuggets | 100 |
| January | 7, 2021 | Spurs | 130 | Sonics | 98 |
| January | 8, 2021 | Sonics | 104 | Spurs | 120 |
| January | 9, 2021 | Nuggets | 106 | Sonics | 110 |
| January | 12, 2021 | Sonics | 121 | Warriors | 124 |
| January | 13, 2021 | Sonics | 109 | Rockets | 113 |
| January | 15, 2021 | Sonics | 112 | Hawks | 129 |
| January | 18, 2021 | Sonics | 116 | Wolves | 112 |
| January | 19, 2021 | Grizzlies | 95 | Sonics | 116 |
| January | 23, 2021 | Sonics | 99 | Nets | 130 |
| January | 25, 2021 | Mavericks | 83 | Sonics | 115 |
| January | 27, 2021 | Celtics | 120 | Sonics | 116 |
| January | 30, 2021 | Hawks | 110 | Sonics | 132 |
| January | 31, 2021 | 76ers | 95 | Sonics | 117 |
| February | 1, 2021 | Sonics | | Lakers | |
| February | 8, 2021 | Sonics | | Jazz | |
| February | 10, 2021 | Sonics | | Warriors | |
| February | 11, 2021 | Sonics | | Blazers | |
| February | 13, 2021 | Sonics | | Pacers | |
| February | 21, 2021 | Sonics | | Clippers | |
| March | 2, 2021 | Sonics | | Clippers | |
| March | 3, 2021 | Spurs | | Sonics | |
| March | 5, 2021 | Rockets | | Sonics | |
| March | 6, 2021 | Raptors | | Sonics | |
| March | 8, 2021 | Sonics | | Heat | |
| March | 11, 2021 | Sonics | | Spurs | |
| March | 12, 2021 | Sonics | | Kings | |
| March | 17, 2021 | Pelicans | | Sonics | |
| March | 19, 2021 | Sonics | | Suns | |
| March | 20, 2021 | Sonics | | Grizzlies | |
| March | 22, 2021 | Clippers | | Sonics | |
| March | 23, 2021 | Lakers | | Sonics | |
| March | 25, 2021 | Kings | | Sonics | |
| March | 27, 2021 | Sonics | | Mavericks | |
| March | 28, 2021 | Suns | | Sonics | |
| March | 30, 2021 | Sonics | | 76ers | |
| April | 2, 2021 | Clippers | | Sonics | |
| April | 3, 2021 | Nuggets | | Sonics | |
| April | 4, 2021 | Pacers | | Sonics | |
| April | 5, 2021 | Nets | | Sonics | |
| April | 6, 2021 | Sonics | | Celtics | |
| April | 9, 2021 | Mavericks | | Sonics | |
| April | 10, 2021 | Suns | | Sonics | |
| April | 16, 2021 | Lakers | | Sonics | |
| April | 17, 2021 | Sonics | | Mavericks | |
| April | 18, 2021 | Bulls | | Sonics | |
| April | 20, 2021 | Knicks | | Sonics | |
| April | 22, 2021 | Lakers | | Sonics | |
| April | 24, 2021 | Wolves | | Sonics | |
| April | 25, 2021 | Clippers | | Sonics | |