Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 08/2020 |  | Boris Dimitrov | FW |  | FC Dunav Ruse | FC Dunav Ruse |
| 07/2020 | | Ivan Aleksiev | DF |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/2020 | | Nikola Videnov | GK |  | CSKA 1948 Sofia | CSKA 1948 |
Slavia Sofia U19
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 08/2020 | | Boris Dimitrov | FW | | FC Dunav Ruse | FC Dunav Ruse |
| 07/2020 | | Ivan Aleksiev | DF |
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/2020 | | Nikola Videnov | GK | | CSKA 1948 Sofia | CSKA 1948 |