[15] NY Islanders 3-1 BUF Sabres [8] 2018-12-31 23:00
Stadium: KeyBank Center Round: 1
Home Manager: Phil Housley Away Manager: Barry Trotz
Head to Head
| NHL Pre-Season | 2018/09/28 23:00 | BUF Sabres v NY Islanders | L | 5-4 |
| NHL | 2018/02/09 00:00 | NY Islanders v BUF Sabres | L | 3-4 |
| NHL | 2017/12/28 00:00 | BUF Sabres v NY Islanders | W | 2-3 |
| NHL | 2017/10/07 23:00 | NY Islanders v BUF Sabres | W | 6-3 |
| NHL Pre-Season | 2017/09/29 23:00 | NY Islanders v BUF Sabres | W | 3-1 |
| NHL | 2017/04/02 19:00 | NY Islanders v BUF Sabres | W | 4-2 |
| NHL | 2016/12/24 00:00 | BUF Sabres v NY Islanders | W | 1-5 |
| NHL | 2016/12/17 00:00 | NY Islanders v BUF Sabres | L | 2-3 |
Home History
| NHL | 2018/12/30 00:00 | NY Islanders v TOR Maple Leafs | W | 4-0 |
| NHL | 2018/12/29 00:00 | OTT Senators v NY Islanders | W | 3-6 |
| NHL | 2018/12/24 01:00 | NY Islanders v DAL Stars | W | 3-1 |
| NHL | 2018/12/21 03:00 | NY Islanders v VGS Golden Knights | L | 2-4 |
| NHL | 2018/12/19 02:00 | NY Islanders v ARZ Coyotes | W | 3-1 |
| NHL | 2018/12/18 02:00 | NY Islanders v COL Avalanche | W | 4-1 |
| NHL | 2018/12/16 00:00 | DET Red Wings v NY Islanders | W | 3-4 |
| NHL | 2018/12/13 00:00 | VGS Golden Knights v NY Islanders | L | 3-2 |
Away History
| NHL | 2018/12/30 00:00 | BOS Bruins v BUF Sabres | L | 3-2 |
| NHL | 2018/12/28 01:00 | BUF Sabres v STL Blues | L | 1-4 |
| NHL | 2018/12/23 00:00 | ANA Ducks v BUF Sabres | W | 0-3 |
| NHL | 2018/12/22 00:00 | BUF Sabres v WAS Capitals | L | 1-2 |
| NHL | 2018/12/19 00:00 | FLA Panthers v BUF Sabres | L | 5-2 |
| NHL | 2018/12/16 22:00 | BUF Sabres v BOS Bruins | W | 4-2 |
| NHL | 2018/12/16 00:00 | BUF Sabres v WAS Capitals | L | 3-4 |
| NHL | 2018/12/14 00:00 | ARZ Coyotes v BUF Sabres | W | 1-3 |