I went there 2 years ago. It’s very exciting!! You can go by Greyhound Bus. Very easy. 6:45,8:00,10:00 a.m. at Vancouver. It takes 1 hour and $21-. Details are;
http://www.recreationvancouverisland.com/greyhound_canada/Bus Depot in Vancouver is to take Skytrain and get off at Main Station.
Have a good trip. Masa