Seattle specialises in 7-, 10-, and 14-day itineraries to Alaska’s Inside Passage. With two centrally located downtown cruise terminals the city is at your feet, it’s no wonder Alaska cruises start here! This season, 1 million unique visitors will set sail for Alaska traveling aboard 15 cruise lines and 26 different ships. Including Celebrity Cruises, Holland America Line, Norwegian Cruise Line, Oceania Cruises & NEW for 2026 Virgin Voyages Brilliant Lady and MSC Cruises Poesia.