Carnival Splendor's godmother is Myleene Klass, who on 10 July 2008 christened the vessel in Dover in a ceremony where she played Sailing on the piano, while a Royal Navy diver climbed up five decks on a rope, and broke the bottle of champagne on the bow by hand.

[12] In February 2013, Carnival Splendor sailed again around South America, re-positioning to New York City to cruise to the Caribbean and Bermuda.

[13] In November 2014, Carnival Splendor was re-positioned to Florida to offer seasonal seven-day cruises to the Eastern and Western Caribbean.

[18] On 5 October 2019, the ship embarked on a 24-day transpacific cruise to Singapore, where she was dry docked to undergo renovations before being homeported in Sydney.

Stops along the voyage included Maui, Oahu, Guam, Kota Kinabalu, and Ho Chi Minh City.

[23] In March 2022, it was announced by Carnival's Brand Ambassador John Heald that the vessel would take a 23-day cruise from Seattle back to its previous homeport in Sydney on 6 September 2022.

[25] On 8 November 2010, at approximately 06:00 Pacific Time, on the second day of a voyage from Long Beach to the Mexican Riviera, the ship experienced a catastrophic failure of the No.

[26] According to Carnival president, Gerry Cahill, a "crankcase split, and that's what caused the fire", adding it was isolated to the aft generator room.

[29][30] Without power for air conditioning and refrigeration, passengers were fed rations delivered via U.S. Navy helicopters from the aircraft carrier USS Ronald Reagan.

[36] Clark Dodge, former chief engineer for Washington State Ferries, said, "If things were designed properly, all the power shouldn't have gone out.

[38] On 23 February 2012, while in Puerto Vallarta port, Mexico, 22 passengers on the Carnival-organized "City and Jungle Tour" were robbed by an armed bandit.