Tiga tim yang terdegradasi akan digantikan oleh tiga besar Liga 2 2019.
Mereka ialah Persik Kediri (juara), Persita Tangerang (runner-up), dan Persiraja Banda Aceh (peringkat ketiga).
Kehadiran Persik Kediri menambah jumlah kontestan asal Jawa Timur.
Kini terdapat lima tim asal Jawa Timur yang akan tampil di Liga 1 2020.
Berikut klasemen sementara pekan ke-32 Liga 1 2019:
| Posisi | Klub | Main | Menang | Seri | Kalah | GF | GA | GD | Poin |
| 1 | Bali United | 32 | 19 | 7 | 6 | 46 | 30 | 16 | 64 |
| 2 | Persipura | 32 | 13 | 10 | 9 | 44 | 36 | 8 | 49 |
| 3 | Borneo FC | 32 | 12 | 13 | 7 | 52 | 39 | 13 | 49 |
| 4 | Persebaya | 32 | 12 | 12 | 8 | 53 | 41 | 12 | 48 |
| 5 | Bhayangkara FC | 32 | 12 | 11 | 9 | 47 | 41 | 6 | 47 |
| 6 | Madura United | 32 | 13 | 8 | 11 | 50 | 42 | 8 | 47 |
| 7 | Persib | 32 | 11 | 12 | 9 | 40 | 37 | 3 | 45 |
| 8 | PSS Sleman | 32 | 11 | 11 | 10 | 39 | 39 | 0 | 44 |
| 9 | PSIS | 32 | 12 | 7 | 13 | 32 | 35 | -3 | 43 |
| 10 | Arema FC | 32 | 12 | 7 | 13 | 56 | 57 | -1 | 43 |
| 11 | PSM Makassar | 32 | 13 | 4 | 15 | 47 | 44 | 3 | 43 |
| 12 | Persija | 32 | 10 | 11 | 11 | 39 | 39 | 0 | 41 |
| 13 | Tira-Persikabo | 32 | 10 | 11 | 11 | 48 | 51 | -3 | 41 |
| 14 | Persela | 32 | 10 | 10 | 12 | 44 | 44 | 0 | 40 |
| 15 | Barito Putera | 32 | 10 | 10 | 12 | 42 | 50 | -8 | 40 |
| 16 | Perseru Badak Lampung FC | 32 | 8 | 9 | 15 | 34 | 59 | -25 | 33 |
| 17 | Kalteng Putra | 32 | 8 | 7 | 17 | 32 | 50 | -18 | 31 |
| 18 | Semen Padang | 32 | 7 | 10 | 15 | 31 | 42 | -11 | 31 |