1966–67 was the 20th season of the Western International Hockey League.
Standings Nelson Maple Leafs 50 39 10 1 272 148 79 Spokane Jets 50 33 15 2 285 186 68 Kimberley Dynamiters 50 24 24 2 222 222 50 Trail Smoke Eaters 50 20 26 4 222 241 44 Rossland Warriors 50 18 29 3 201 264 39 Cranbrook Royals 50 9 39 2 183 342 20
Playoffs Semi finals (best of 7) Nelson defeated Trail 4 games to 0 (11-2, 6-5 OT, 4–2, 6–2) Spokane defeated Kimberley 4 games to 2 (4-6, 5–4, 4-3 2OT, 2–3, 2–0, 4–3)
Final (best of 7) Nelson defeated Spokane 4 games to 1 (10-2, 0–5, 4–1, 5–4, 3-2 OT)
The Nelson Maple Leafs advanced to the 1966-67 Western Canada Allan Cup Playoffs.
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