Carnival Cruise Line Reservations System Going Down Again for 18 Hours

Key Aspects: Carnival Cruise Line’s reservations system will be down for maintenance beginning at 6 p.m. on Saturday, August 29, 2026. During the planned outage, guests and travel advisors cannot make new bookings or service existing reservations. The outage is expected to end by 12 p.m. on Sunday, August 30, but previous outages have lasted longer than planned. Carnival Cruise Line has sent yet another notification to travel advisors that its reservations system and website tools will be temporarily dark for 18 hours, making new bookings, payments, reservation management, and...

1 day ago  •  On HALO