Vacations to Go offers a Princess Cruises 7-Night Alaska Cruise for two bundled with $85 onboard credit with prices starting at $858. (If prompted, sign up for the free newsletter to see this deal.) Assuming you use the credit, that's the lowest price we could find by $85. This cruise aboard the Star Princess departs from Anchorage, AK, on June 6 and stops in Hubbard Glacier, AK, (scenic cruising); Glacier Bay National Park, AK (scenic cruising); Skagway, AK; Juneau, AK; Ketchikan, AK; College Fjord, AK; and Vancouver, Canada. This travel deal ends May 2.