Carnival Cruise Line Alaska 2025. The final alaskan cruise for the season will depart on september 9, 2025. Carnival spirit will sail 21 seven night cruises from seattle to alaska starting on april 14, 2025.
Itinerary details, port crowd, cruise ship traffic during the voyage, and more. The carnival luminosa will sail an alaska season from may 1, 2025 to september 11, taking travelers from seattle to tracy arm fjord, skagway, juneau, ketchikan and.