The 1988–89 WHL season was the 23rd season for the Western Hockey League. Fourteen teams completed a 72 game season. The Swift Current Broncos won the President's Cup before going on to win the Memorial Cup.
Note: GP = Games played; G = Goals; A = Assists; Pts = Points; PIM = Penalties in minutes
On January 24, the West Division defeated the East Division 5–1 at Brandon, Manitoba before a crowd of 2,933.