There are several options for Alaskan cruises….
1. Round-trip out of Seattle or Vancouver, BC
2. One way from Vancouver to Anchorage (Seward or Whittier)
3. One way from Anchorage (Seward or Whittier) to Vancouver
4. Cruisetours (10 – 14 days)
Typically, you stop in 3 ports (Juneau, Ketchikan & Skagway) and see either Glacier Bay or Hubbarb Glacier.