| TRADE : From Sabres to GoldenKnights : Adam Wilsby (63). |
| TRADE : From GoldenKnights to Sabres : 250 000 $ (Money). |
| TRADE : From Sabres to Stars : Nick Deslauriers (57)- Y:27-RND:2-BUF. |
| TRADE : From Stars to Sabres : Alexander Wennberg (73). |
| TRADE : From Senators to Sabres : 250 000 $ (Money). |
| TRADE : From Sabres to Senators : Jakub Vrana (62). |
| TRADE : From Sabres to Senators : Andrew Poturalski (62). |
| TRADE : From Senators to Sabres : 250 000 $ (Money). |
| TRADE : From Jets to Sabres : Calvin Pickard (68). |
| TRADE : From Sabres to Jets : Ilya Mikheyev (70). |
| TRADE : From Rangers to Sabres : Zac Jones (64). |
| TRADE : From Sabres to Rangers : 250 000 $ (Money). |
| Alex Killorn is no longer as assistant for Sabres. |
| Jamie Benn has been selected as assistant for Sabres. |
| Unknown Player is no longer as assistant for Sabres. |
| Elias Lindholm has been selected as assistant for Sabres. |
| Alex Killorn is no longer as assistant for Sabres. |
| Jamie Benn has been selected as assistant for Sabres. |
| Unknown Player is no longer as assistant for Sabres. |
| Elias Lindholm has been selected as assistant for Sabres. |