The 1989–90 WHL season was the 24th season for the Western Hockey League. Fourteen teams completed a 72 game season. The Kamloops Blazers won the President's Cup.
Note: GP = Games played; G = Goals; A = Assists; Pts = Points; PIM = Penalties in minutes
On January 26, the East division defeated the West division 9–6 at Kennewick, Washington before a crowd of 5,059.