[13] Among the offerings onboard are two sets of cantilevered walkways extending over the port and starboard sides of the ship known as the "SeaWalk,"[14] three swimming pools,[14] a dancing water fountain,[15] a movie screen designed by Daktronics,[16] a nightclub,[17] and several entertainment lounges.

[14] On 17 February 2010, Carnival Corporation & plc reached an agreement with Italian shipbuilder, Fincantieri, to build two prototype ships for Princess.

[3] On 15 March 2011, Princess and Fincantieri celebrated the cutting of the steel for the new-build vessel at the shipyard in Monfalcone, Italy.

[5] The ceremony upheld British ship-naming traditions, including the blessing and a performance by the Royal Marines and the pipers of the Irish Guards.

[6][25] She left on her 7-day maiden voyage on 16 June 2013 from Southampton to Barcelona, calling in Vigo, Lisbon, Gibraltar, and Málaga.

[6] She then cruised 12-day Mediterranean voyages from Barcelona to Venice throughout that summer before re-positioning to her North American homeport of Port Everglades in Fort Lauderdale, Florida in fall 2013.

[26] A back-up generator provided power for essential services, but the cruise terminated in Naples for emergency repairs and the ship resumed regular sailings from Barcelona on 27 September.

[34] On 2 February 2019, she re-positioned to Los Angeles, California via a 49-day voyage circumnavigating South America[35] and became the first Royal-class ship to call at a port in the Western United States.

Beginning in March 2019, Royal Princess sails to the Mexican Riviera and along the California coast from her homeport of Port of Los Angeles during the fall, winter, and spring seasons, and along the Alaskan coast from her homeports of Vancouver, British Columbia and Whittier, Alaska during the summer seasons.