| month | day | visitor | score | home | score |
|---|
| November | 6, 2020 | Bulls | 129 | Sonics | 99 |
| November | 9, 2020 | Sonics | 97 | Celtics | 100 |
| November | 11, 2020 | Warriors | 123 | Sonics | 118 |
| November | 15, 2020 | Sonics | 87 | Clippers | 104 |
| November | 17, 2020 | Clippers | 102 | Sonics | 114 |
| November | 19, 2020 | Suns | 105 | Sonics | 115 |
| November | 22, 2020 | Cavaliers | 90 | Sonics | 117 |
| November | 24, 2020 | Sonics | 94 | Suns | 112 |
| November | 26, 2020 | Sonics | 100 | Nuggets | 93 |
| November | 27, 2020 | Sonics | 88 | 76ers | 106 |
| November | 28, 2020 | Sonics | 94 | Bulls | 110 |
| November | 30, 2020 | Rockets | 85 | Sonics | 120 |
| December | 4, 2020 | Timberwolves | 86 | Sonics | 108 |
| December | 5, 2020 | Sonics | 130 | Warriors | 120 |
| December | 6, 2020 | Sonics | 110 | Grizzlies | 97 |
| December | 9, 2020 | Sonics | 132 | Spurs | 123 |
| December | 12, 2020 | Sonics | 102 | Knicks | 114 |
| December | 13, 2020 | Jazz | 106 | Sonics | 102 |
| December | 14, 2020 | Sonics | 118 | Warriors | 115 |
| December | 17, 2020 | Sonics | 107 | Rockets | 120 |
| December | 19, 2020 | Spurs | 111 | Sonics | 113 |
| December | 22, 2020 | Suns | 106 | Sonics | 115 |
| December | 31, 2020 | Pistons | 93 | Sonics | 107 |
| January | 1, 2021 | Warriors | 106 | Sonics | 126 |
| January | 6, 2021 | Sonics | 106 | Clippers | 96 |
| January | 7, 2021 | Jazz | 119 | Sonics | 90 |
| January | 8, 2021 | Sonics | 88 | Suns | 90 |
| January | 11, 2021 | Sonics | 118 | Lakers | 103 |
| January | 12, 2021 | Spurs | 102 | Sonics | 105 |
| January | 14, 2021 | Sonics | 111 | Rockets | 97 |
| January | 15, 2021 | Jazz | 124 | Sonics | 115 |
| January | 16, 2021 | Sonics | 125 | Lakers | 110 |
| January | 17, 2021 | Lakers | 103 | Sonics | 120 |
| January | 18, 2021 | Sonics | 123 | Heat | 118 |
| January | 21, 2021 | Sonics | 115 | Clippers | 105 |
| January | 22, 2021 | Timberwolves | 92 | Sonics | 128 |
| January | 23, 2021 | Rockets | 111 | Sonics | 117 |
| January | 25, 2021 | Warriors | 88 | Sonics | 124 |
| January | 28, 2021 | Rockets | 98 | Sonics | 114 |
| January | 29, 2021 | Nuggets | 112 | Sonics | 127 |
| February | 6, 2021 | Heat | 139 | Sonics | 135 |
| February | 8, 2021 | Lakers | 92 | Sonics | 113 |
| February | 9, 2021 | Sonics | 127 | Nuggets | 118 |
| February | 11, 2021 | Sonics | 95 | Hornets | 118 |
| February | 12, 2021 | Sonics | 118 | Timberwolves | 80 |
| February | 14, 2021 | Nuggets | 90 | Sonics | 114 |
| February | 15, 2021 | Sonics | 115 | Spurs | 124 |
| February | 16, 2021 | Sonics | 116 | Nuggets | 125 |
| February | 17, 2021 | Lakers | 110 | Sonics | 118 |
| February | 21, 2021 | Clippers | 83 | Sonics | 117 |
| February | 22, 2021 | Sonics | 117 | Lakers | 115 |
| February | 23, 2021 | Sonics | 123 | Warriors | 113 |
| February | 25, 2021 | Knicks | 106 | Sonics | 119 |
| February | 26, 2021 | Clippers | 109 | Sonics | 116 |
| March | 4, 2021 | Sonics | 122 | Timberwolves | 107 |
| March | 5, 2021 | Sonics | 108 | Suns | 115 |
| March | 8, 2021 | Sonics | 118 | Rockets | 100 |
| March | 9, 2021 | Celtics | 99 | Sonics | 104 |
| March | 11, 2021 | Sonics | 115 | Spurs | 110 |
| March | 13, 2021 | Nuggets | 103 | Sonics | 126 |
| March | 14, 2021 | Sonics | 113 | Suns | 111 |
| March | 15, 2021 | Sonics | 113 | Spurs | 109 |
| March | 16, 2021 | Sonics | 105 | Cavaliers | 119 |
| March | 19, 2021 | Sonics | 124 | Timberwolves | 101 |
| March | 20, 2021 | Hornets | 111 | Sonics | 118 |
| March | 21, 2021 | Timberwolves | 99 | Sonics | 125 |
| March | 22, 2021 | Sonics | 132 | Jazz | 120 |
| March | 23, 2021 | 76ers | 111 | Sonics | 119 |
| March | 27, 2021 | Sonics | 109 | Jazz | 106 |
| March | 31, 2021 | Sonics | 120 | Raptors | 118 |
| April | 1, 2021 | Nuggets | 109 | Sonics | 124 |
| April | 2, 2021 | Spurs | 105 | Sonics | 124 |
| April | 4, 2021 | Sonics | 110 | Rockets | 103 |
| April | 5, 2021 | Lakers | 99 | Sonics | 134 |
| April | 6, 2021 | Grizzlies | 105 | Sonics | 118 |
| April | 7, 2021 | Clippers | 87 | Sonics | 126 |
| April | 9, 2021 | Jazz | 114 | Sonics | 126 |
| April | 12, 2021 | Sonics | 125 | Timberwolves | 110 |
| April | 15, 2021 | Suns | 114 | Sonics | 118 |
| April | 16, 2021 | Sonics | 115 | Warriors | 93 |
| April | 19, 2021 | Raptors | 110 | Sonics | 115 |
| April | 20, 2021 | Sonics | 125 | Pistons | 126 |
| Post | 1, 2021 | Clippers | 78 | Sonics | 109 |
| Post | 2, 2021 | Clippers | 96 | Sonics | 110 |
| Post | 3, 2021 | Sonics | 98 | Clippers | 107 |
| Post | 4, 2021 | Sonics | 109 | Clippers | 86 |
| Post | 5, 2021 | Clippers | 97 | Sonics | 111 |
| Post | 6, 2021 | Sonics | | Clippers | |
| Post | 7, 2021 | Clippers | | Sonics | |
| Post | 8, 2021 | Spurs | 88 | Sonics | 113 |
| Post | 9, 2021 | Spurs | 113 | Sonics | 114 |
| Post | 10, 2021 | Sonics | 107 | Spurs | 118 |
| Post | 11, 2021 | Sonics | 104 | Spurs | 99 |
| Post | 12, 2021 | Spurs | 110 | Sonics | 134 |
| Post | 13, 2021 | Sonics | | Spurs | |
| Post | 14, 2021 | Spurs | | Sonics | |
| Post | 15, 2021 | Warriors | 120 | Sonics | 97 |
| Post | 16, 2021 | Warriors | 104 | Sonics | 99 |
| Post | 17, 2021 | Sonics | 116 | Warriors | 112 |
| Post | 18, 2021 | Sonics | 117 | Warriors | 101 |
| Post | 19, 2021 | Warriors | 116 | Sonics | 136 |
| Post | 20, 2021 | Sonics | 105 | Warriors | 97 |
| Post | 21, 2021 | Warriors | | Sonics | |
| Post | 22, 2021 | Sonics | 117 | Heat | 99 |
| Post | 23, 2021 | Sonics | 128 | Heat | 122 |
| Post | 24, 2021 | Heat | 108 | Sonics | 101 |
| Post | 25, 2021 | Heat | 111 | Sonics | 103 |
| Post | 26, 2021 | Heat | 91 | Sonics | 97 |
| Post | 27, 2021 | Sonics | 88 | Heat | 127 |
| Post | 28, 2021 | Sonics | 109 | Heat | 116 |