We went here on al beautiful summer evening. There was no line whatsoever, so it look all of five minutes to enjoy the view. Spectacular view on Mount Baker.

Vancouver Lookout, 555 West Hastings Street, Vancouver, British Columbia V6B 4N6, Canada
http://www.vancouverlookout.com/
+1 604-689-0421

Visited July 2015. You can find my review about Vancouver Lookout also on TripAdvisor.