| Sep 14, 1988 Wed | Preseason | Washington | New Jersey | Purves-Woods Larter-Huscroft Oleniuk-Weinrich Oleniuk-Christian Wensley-Crowder Hatcher-Huscroft |
| Sep 17, 1988 Sat | Preseason | Washington | Hartford | (Cheap) Sheehy-Ferraro Sheehy-Martin Cronin-Kastelic Sheehy-Francis Event at 39:46 Cronin-Martin Thomson-Tuer Murray-Pawlowski |
| Sep 18, 1988 Sun | Preseason | Washington | Buffalo | Add Fight |
| Sep 22, 1988 Thu | Preseason | Buffalo | Washington | Ray-Thomson |
| Sep 23, 1988 Fri | Preseason | Hartford | Washington | Vellucci-Corriveau Robertson-Hatcher Robertson-Cronin Carson-Leach |
| Sep 24, 1988 Sat | Preseason | Philadelphia | Washington | Carkner-Hatcher Nachbaur-Sheehy Tocchet-Druce Zezel-Hunter Nachbaur-Leach |
| Sep 29, 1988 Thu | Preseason | Washington | Philadelphia | Thomson-Brown Hatcher-Carkner Sheehy-Tocchet |
| Oct 1, 1988 Sat | Preseason | Boston | Washington | Add Fight |
| Oct 7, 1988 Fri | | Pittsburgh | Washington | Dykstra-Stevens (1.5) |
| Oct 8, 1988 Sat | | Buffalo | Washington | Maguire-Ledyard (3) |
| Oct 11, 1988 Tue | | Washington | Pittsburgh | Sheehy-Cunneyworth (6) Corriveau-Loney (2.7) Gould-Brown Hunter-Coffey (2.5) |
| Oct 14, 1988 Fri | | Toronto | Washington | Marsh-Miller (5) |
| Oct 15, 1988 Sat | | New Jersey | Washington | (Hit) Daneyko-Stevens (6) Verbeek-Hatcher (5) Line Brawl at 4:50 Anderson-Thomson (5) Cirella-Langway Verbeek-Miller (Rough) Maley-Murphy (Rough) MacLean-Ledyard (Cheap) Loiselle-Gustafsson Loiselle-Hatcher |
| Oct 19, 1988 Wed | | Washington | NY Rangers | Thomson-Poeschek (4.5) Thomson-Poeschek (3.5) |
| Oct 21, 1988 Fri | | NY Rangers | Washington | (Hit) Granato-Hunter (2) Poeschek-Hatcher (3) Nilan-Corriveau (3.5) (Rough) Sandstrom-Hunter Mini-Brawl at 23:52 Nilan-Stevens (1) |
| Oct 23, 1988 Sun | | Washington | Winnipeg | Leach-Kyte (5) |
| Oct 25, 1988 Tue | | Washington | Vancouver | Add Fight |
| Oct 28, 1988 Fri | | Washington | Calgary | Add Fight |
| Oct 29, 1988 Sat | | Washington | Edmonton | Add Fight |
| Nov 1, 1988 Tue | | Washington | Detroit | Gould-Gallant (3) Stevens-Nill Event |
| Nov 4, 1988 Fri | | NY Islanders | Washington | Dalgarno-Sheehy (5) |
| Nov 5, 1988 Sat | | Washington | NY Islanders | Franceschetti-Sutter (3.5) |
| Nov 10, 1988 Thu | | Quebec | Washington | Shaunessy-Franceschetti (5) Shaunessy-Hatcher Scrum at 45:34 |
| Nov 12, 1988 Sat | | New Jersey | Washington | Add Fight |
| Nov 15, 1988 Tue | | Minnesota | Washington | Hardy-Courtnall |
| Nov 18, 1988 Fri | | Hartford | Washington | (Rough) Evason-Leach (Rough) Dineen-Langway (Rough) Evason-Hatcher Mini-Brawl at 48:06 (4) MacDermid-Sheehy |
| Nov 19, 1988 Sat | | Washington | New Jersey | Corriveau-Maley (2) Mini-Brawl at 46:45 Murphy-Shanahan (3) |
| Nov 22, 1988 Tue | | Washington | NY Islanders | Stevens-Diduck (7) Mini-Brawl at 45:14 Franceschetti-Pilon Sheehy-Vukota (5) |
| Nov 23, 1988 Wed | | NY Islanders | Washington | (Hit) King-Franceschetti |
| Nov 25, 1988 Fri | | Pittsburgh | Washington | Caufield-Thomson (1.5) (Cheap) Barrasso-Hunter (4) Scrum (3) |
| Nov 27, 1988 Sun | | Washington | Detroit | Sheehy-Gallant |
| Nov 29, 1988 Tue | | St. Louis | Washington | Add Fight |
| Nov 30, 1988 Wed | | Washington | Pittsburgh | Add Fight |
| Dec 3, 1988 Sat | | Boston | Washington | Add Fight |
| Dec 6, 1988 Tue | | Philadelphia | Washington | Add Fight |
| Dec 7, 1988 Wed | | Washington | New Jersey | Add Fight |
| Dec 10, 1988 Sat | | Washington | Montreal | Druce-Corson (4.5) |
| Dec 11, 1988 Sun | | Washington | Buffalo | (Cheap) Courtnall-Foligno Stevens-Ludvig (3.5) |
| Dec 13, 1988 Tue | | Washington | Quebec | Add Fight |
| Dec 15, 1988 Thu | | Washington | Philadelphia | Stevens-Brown (5.3) |
| Dec 17, 1988 Sat | | Winnipeg | Washington | Donnelly-Leach (6) Scrum at 57:00 (3) |
| Dec 19, 1988 Mon | | Washington | NY Rangers | Hunter-Nilan (3.3) |
| Dec 21, 1988 Wed | | Washington | Chicago | Hunter-Bassen (2) Stevens-Thomas (6.5) |
| Dec 23, 1988 Fri | | NY Rangers | Washington | Petit-Miller |
| Dec 27, 1988 Tue | | Philadelphia | Washington | Add Fight |
| Dec 30, 1988 Fri | | Buffalo | Washington | Add Fight |
| Dec 31, 1988 Sat | | Washington | NY Islanders | Stevens-Kerr (4.5) |
| Jan 2, 1989 Mon | | Pittsburgh | Washington | (Cheap) Caufield-Sheehy (3) |
| Jan 4, 1989 Wed | | Washington | NY Rangers | Stevens-Sandstrom (3) |
| Jan 6, 1989 Fri | | Toronto | Washington | Add Fight |
| Jan 7, 1989 Sat | | Chicago | Washington | (Hit) Konroyd-Courtnall (6.3) Bassen-Hunter (3) Konroyd-Druce (7.5) Mackey-Hatcher (5) |
| Jan 10, 1989 Tue | | Washington | Quebec | Add Fight |
| Jan 11, 1989 Wed | | Washington | Toronto | (Cheap) Gartner-Richardson (5) |
| Jan 13, 1989 Fri | | Edmonton | Washington | McClelland-Franceschetti (4) |
| Jan 15, 1989 Sun | | Boston | Washington | Crowder-Hatcher (3) (Rough) Miller-Sheehy (Hit) Dunbar-Franceschetti (2) |
| Jan 20, 1989 Fri | | New Jersey | Washington | Scrum Loiselle-Hunter (2) Cirella-Corriveau Mini-Brawl at 31:56 Loiselle-Hunter (3) Rooney-Leach (Rough) Verbeek-Gartner Daneyko-Hatcher (6) |
| Jan 22, 1989 Sun | | Detroit | Washington | Add Fight |
| Jan 24, 1989 Tue | | Los Angeles | Washington | Add Fight |
| Jan 26, 1989 Thu | | Washington | Philadelphia | (Rough) Langway-Sutter (Rough) Leach-Mellanby |
| Jan 28, 1989 Sat | | Washington | St. Louis | Corriveau-Raglan |
| Jan 30, 1989 Mon | | Washington | Minnesota | Sheehy-McRae (6) Gould-Kolstad Gould-MacLellan |
| Feb 1, 1989 Wed | | Washington | NY Rangers | Add Fight |
| Feb 3, 1989 Fri | | Hartford | Washington | Add Fight |
| Feb 5, 1989 Sun | | Philadelphia | Washington | Scrum at 1:53 |
| Feb 10, 1989 Fri | | Los Angeles | Washington | (Rough) Tonelli-Hunter |
| Feb 11, 1989 Sat | | Calgary | Washington | Hunter-Druce |
| Feb 14, 1989 Tue | | Washington | St. Louis | Add Fight |
| Feb 15, 1989 Wed | | Washington | Chicago | Thomson-Sanipass |
| Feb 17, 1989 Fri | | Washington | Edmonton | Add Fight |
| Feb 19, 1989 Sun | | Washington | Vancouver | Add Fight |
| Feb 20, 1989 Mon | | Washington | Calgary | Scrum at 23:37 Miller-McCrimmon Line Brawl at 47:01 (Rough) Hunter-Hunter (8) Leach-Otto (5) |
| Feb 22, 1989 Wed | | Washington | Los Angeles | Add Fight |
| Feb 28, 1989 Tue | | Minnesota | Washington | Add Fight |
| Mar 3, 1989 Fri | | Pittsburgh | Washington | (Cheap) Coffey-Hunter |
| Mar 5, 1989 Sun | | Vancouver | Washington | Add Fight |
| Mar 8, 1989 Wed | | Washington | Montreal | Add Fight |
| Mar 9, 1989 Thu | | Washington | Boston | Add Fight |
| Mar 11, 1989 Sat | | NY Rangers | Washington | (Rough) Ruff-Druce (Rough) Granato-Ciccarelli (Rough) Sandstrom-Stevens |
| Mar 14, 1989 Tue | | Winnipeg | Washington | Add Fight |
| Mar 17, 1989 Fri | | Montreal | Washington | (Rough) Chelios-Franceschetti Chelios-Franceschetti (3) Corson-Leach (6.5) (Cheap) unknown-Ridley |
| Mar 18, 1989 Sat | | Washington | Hartford | Leach-Martin (5) Courtnall-Evason |
| Mar 22, 1989 Wed | | Washington | Pittsburgh | Leach-Buskas (3) Courtnall-Callander (3) Gould-Buskas (2) |
| Mar 24, 1989 Fri | | Philadelphia | Washington | (Cheap) Hextall-unknown Wells-Rouse (4) |
| Mar 26, 1989 Sun | | NY Islanders | Washington | Pilon-Franceschetti (3) |
| Mar 28, 1989 Tue | | Washington | NY Islanders | Hunter-Bergevin Rouse-Vukota (4) |
| Mar 30, 1989 Thu | | Washington | Philadelphia | Mini-Brawl at 23:17 Mini-Brawl at 37:20 (Rough) Hatcher-Carkner Mini-Brawl at 39:58 Scrum at 57:58 |
| Apr 1, 1989 Sat | | New Jersey | Washington | Anderson-Sheehy (1) Verbeek-Stevens (4) Cirella-Franceschetti Daneyko-Sheehy (5.5) Broten-Sheehy |
| Apr 2, 1989 Sun | | Washington | New Jersey | Druce-Maley (6) |
| Apr 5, 1989 Wed | Round 1 | Game 1 | Philadelphia | Washington | Add Fight |
| Apr 6, 1989 Thu | Round 1 | Game 2 | Philadelphia | Washington | Add Fight |
| Apr 8, 1989 Sat | Round 1 | Game 3 | Washington | Philadelphia | Miller-Berube (2) Stevens-Chychrun (3) Hunter-Sutter (5) |
| Apr 9, 1989 Sun | Round 1 | Game 4 | Washington | Philadelphia | (Rough) Courtnall-Propp Mini-Brawl at 59:18 Leach-Secord Sheehy-Tocchet (6) |
| Apr 11, 1989 Tue | Round 1 | Game 5 | Philadelphia | Washington | Mellanby-Leach (6.5) Event at 58:58 |
| Apr 13, 1989 Thu | Round 1 | Game 6 | Washington | Philadelphia | Scrum at 0:13 Hatcher-Chychrun (3) Hunter-Sutter (3) Scrum at 27:34 |