Icon of the Seas
Icon of the Seas is the lead ship of Royal Caribbean International's Icon class and one of the world's largest cruise ships by gross tonnage.
Last updated August 21, 2026
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Overview
Icon of the Seas is a cruise ship operated by Royal Caribbean International, a cruise brand owned by Royal Caribbean Group. It is the lead vessel of the Icon class and entered commercial service on 27 January 2024, departing from PortMiami in Florida. Built by Meyer Turku in Finland, the ship was developed as a new-generation platform combining the large-scale resort characteristics of Royal Caribbean's Oasis class with extensive family attractions, water-based entertainment, neighborhood-style accommodation, and alternative-fuel propulsion. The ship has a gross tonnage of approximately 248,663 GT and is organized across 20 decks. Its stated capacity is about 5,610 passengers at double occupancy and up to approximately 7,600 passengers at maximum occupancy, supported by a crew of roughly 2,350. These figures, together with its extensive public areas, make Icon of the Seas one of the largest cruise ships ever built. Its design includes seven swimming pools, six water slides, a large waterpark, multiple entertainment venues, restaurants, bars, family facilities, and accommodation areas intended to serve different passenger segments. A central feature of the ship is its neighborhood-based layout. Surfside is designed for families with young children, while Thrill Island concentrates high-energy attractions and water slides. The Hideaway provides an adults-oriented beach-club setting with a suspended infinity pool. The Aquadome combines a glass-covered venue with diving, aquatic performance, dining, and panoramic viewing functions. Other signature spaces include The Pearl, a large kinetic-style structural and artistic installation in the Royal Promenade, Absolute Zero, an ice-skating and entertainment venue, and Swim & Tonic, a poolside swim-up bar. Icon of the Seas is also notable for its propulsion system. It uses six multi-fuel Wärtsilä engines capable of operating with liquefied natural gas and distillate fuel. Royal Caribbean presented LNG as part of a broader transition toward alternative fuels and lower-emission ship operations. Environmental organizations and maritime researchers have nevertheless questioned the climate benefits of LNG because methane leakage and engine methane slip can reduce or reverse some of the advantages associated with lower conventional air pollutants. The ship's environmental profile therefore remains part of the wider debate about the sustainability of large cruise vessels. The vessel's development began under Royal Caribbean and Meyer Turku's Icon project, announced in 2016. Construction started with steel cutting in June 2021, followed by keel laying in April 2022 and launch in December 2022. The ship completed sea trials in June 2023, was handed over to Royal Caribbean in November 2023, and underwent final work before reaching PortMiami in January 2024. Its naming ceremony took place on 23 January 2024, with footballer Lionel Messi serving as the ceremonial godparent. Since entering service, Icon of the Seas has operated primarily on Caribbean itineraries and has been marketed as a large-scale vacation destination at sea rather than simply as transportation between ports.
History
Royal Caribbean and Finnish shipbuilder Meyer Turku announced the development of two ships under the Icon project in October 2016. The vessels were planned as a new class for Royal Caribbean, with deliveries initially expected in 2023 and 2025. Royal Caribbean also applied in 2016 to register the name Icon of the Seas as a trademark. The project was classified under DNV rules and was intended to expand the company's large-ship proposition beyond the Oasis class. Physical construction began with steel cutting in June 2021. In October of that year, Royal Caribbean announced that the first LNG tank had been installed at Neptun Werft in Rostock, Germany. The floating engine-room unit, including the LNG tanks, was later towed to Turku, where the principal construction program continued. The keel was laid in April 2022, and the ship was launched on 9 December 2022. Royal Caribbean confirmed in May 2022 that the vessel would exceed the size of the Oasis class. The ship began its first sea trials on 19 June 2023. It returned to the Meyer Turku yard several days later for system adjustments and completion of interior spaces. Royal Caribbean formally took delivery on 27 November 2023. During its repositioning, the ship's funnel was retracted to allow passage beneath Denmark's Great Belt Bridge. It then called at the Navantia shipyard in Cádiz, Spain, for final outfitting. Icon of the Seas departed Cádiz on 23 December 2023, reached Puerto Rico during its delivery voyage, and arrived at its home port, PortMiami, on 10 January 2024. The naming ceremony took place on 23 January 2024, when footballer Lionel Messi participated in the christening. The maiden commercial voyage began on 27 January 2024 from PortMiami. The ship subsequently became the lead operating example of Royal Caribbean's Icon class and was marketed around Caribbean vacations, resort-style onboard neighborhoods, water attractions, entertainment, and family travel. Icon of the Seas was designed by a multidisciplinary group that included Wilson Butler Architects, 3deluxe, RTKL, and Skylab Architecture. Its public spaces were arranged to create distinct experiences rather than one uniform onboard environment. The Aquadome provides a covered performance and viewing venue beneath a glass structure; The Pearl functions as a prominent dynamic art and architectural installation; Absolute Zero serves as an ice-skating and entertainment venue; Surfside targets families; The Hideaway offers a beach-club environment; and Thrill Island contains the ship's principal waterpark attractions. A perimeter jogging track extends for approximately 670 metres around Deck 5. The vessel is powered by six multi-fuel Wärtsilä engines that can use LNG or distillate fuel. Royal Caribbean has described LNG as a transitional component of a broader alternative-fuel strategy that may also include biofuels, methanol, shore power, and other energy sources. Critics have emphasized that LNG remains a fossil fuel and that methane emissions can materially affect its climate performance. Although the ship is described as more fuel-efficient than earlier Oasis-class vessels, its large scale and high passenger capacity continue to raise questions about the overall environmental impact of mega-cruise operations. The ship has also been associated with several reported onboard incidents. In May 2024, a passenger died after reportedly going overboard. In June 2024, a fire occurred while the ship was docked at Costa Maya, although the flames were quickly extinguished and reported damage was limited. A separate reported incident in July 2025 involved a crew-member stabbing followed by the alleged perpetrator going overboard and dying. These events are operational incidents reported in relation to the vessel and do not, by themselves, establish corporate wrongdoing.
- 2024
Naming ceremony and maiden voyage
[1]Icon of the Seas was christened on 23 January and began its first commercial voyage from PortMiami on 27 January.
- 2023
Sea trials and delivery
[1]The ship completed initial sea trials in June and was handed over to Royal Caribbean in November.
- 2022
Keel laid and ship launched
[1]The keel was laid in April, and the completed hull was launched in December.
- 2021
Steel cutting began
[1]Construction of Icon of the Seas began with steel cutting in June.
- 2016
Icon project announced
[1]Royal Caribbean and Meyer Turku announced an order for two ships developed under the Icon project, establishing the foundation for the Icon class.
Products and positioning
A premium, family-oriented resort cruise experience combining large-ship accommodation, water attractions, entertainment neighborhoods, and Caribbean travel.
Cruise travel · 2024
Icon of the Seas cruise vacations
The ship offers multi-day cruise vacations centered on Caribbean itineraries. The product combines accommodation, transportation between ports, dining, entertainment, pools, water attractions, and organized onboard activities within a large resort-style vessel.
Waterpark and attractions · 2024
Thrill Island
Thrill Island is the ship's high-energy attraction area and includes a large onboard waterpark with six water slides. It is positioned as one of the vessel's principal differentiators for families, groups, and passengers seeking active entertainment.
Family travel experience · 2024
Surfside
Surfside is a family-focused neighborhood designed to serve passengers traveling with young children. Its concept integrates family-oriented spaces and activities into a dedicated section of the ship rather than treating children's facilities as isolated amenities.
Entertainment and dining venue · 2024
Aquadome
Aquadome is a glass-domed venue located near the top of the ship. It combines aquatic performance and diving entertainment with dining and observation functions, making it one of Icon of the Seas's signature architectural and programming spaces.
Pool and beach-club venue · 2024
The Hideaway
The Hideaway is presented as a beach-club-style area with an adults-oriented atmosphere. Its main visual feature is a suspended infinity pool, designed to provide elevated views and a resort-like pool experience at sea.
Entertainment venue · 2024
Absolute Zero
Absolute Zero is an ice-skating rink and performance venue. It extends Royal Caribbean's tradition of combining ice shows and theatrical entertainment with a large cruise-ship environment.
Marketing campaigns
- 2024Icon of Vacations launch marketing
United States · Caribbean · International
Royal Caribbean promoted Icon of the Seas as a destination-style vacation experience, emphasizing its scale, waterpark, family neighborhood, pools, entertainment, and Caribbean itineraries.
Outcome. The ship entered commercial service as the flagship operating vessel of the Icon class.
- 2024Naming ceremony with Lionel Messi
International
The ship's public launch and christening used Lionel Messi as ceremonial godparent, linking the vessel's introduction to a globally recognized sports personality.
Outcome. Icon of the Seas was formally christened before its maiden voyage.
Brand decisions
2024
Commercial launch of Icon of the SeasProduct launchBackground
After construction, sea trials, final outfitting, and delivery, the ship was prepared for passenger operations from Miami.
Action taken
Royal Caribbean began the maiden voyage on 27 January 2024 from PortMiami.
Aftermath
The ship became the lead operating example of Royal Caribbean's Icon class and a major flagship for its Caribbean cruise offering.
2021
Adoption of multi-fuel LNG-capable propulsionStrategyBackground
The ship was developed amid growing pressure on the cruise industry to reduce conventional marine-fuel emissions and explore alternative propulsion systems.
Action taken
Icon of the Seas was equipped with six multi-fuel Wärtsilä engines capable of using LNG and distillate fuel.
Aftermath
Royal Caribbean described LNG as a transitional element of a wider alternative-fuel strategy, while environmental groups continued to question methane-related climate impacts.
2016
Royal Caribbean approved a new Icon-class ship platformStrategyBackground
Royal Caribbean sought a new generation of very large cruise ships that could extend its resort-at-sea model beyond existing classes.
Action taken
The company ordered two ships from Meyer Turku under the Icon project.
Aftermath
The project produced Icon of the Seas, the lead ship of the Icon class, and established a new platform for subsequent sister ships.
Recent events
- 2025
Crew-member stabbing and overboard death reported[1]
Other
A reported incident on 24 July 2025 involved a 35-year-old South African male crew member allegedly stabbing a 28-year-old South African female crew member. The man reportedly fled and went overboard before being found dead by onboard medical staff.
- 2024
Icon of the Seas entered commercial service from PortMiami[1]
Product launch
The ship began its maiden commercial voyage on 27 January 2024, departing from PortMiami and beginning its role as Royal Caribbean International's lead Icon-class vessel.
- 2024
Lionel Messi christened Icon of the Seas[1]
Campaign · Product launch
Royal Caribbean held the ship's naming ceremony on 23 January 2024, with footballer Lionel Messi participating as the ceremonial godparent.
- 2024
Passenger died after reported overboard incident[1]
Other
In May 2024, a passenger reportedly went overboard. The person was recovered by a rescue boat from the ship and was later pronounced dead.
- 2024
Onboard fire reported while Icon of the Seas was docked in Costa Maya[1]
Other
A fire was reported aboard the ship on 25 June 2024 while it was docked at Costa Maya, Mexico. Electrical power was temporarily affected, the fire was extinguished, and the cruise line characterized the damage as minimal.
- 2024
Environmental groups questioned LNG claims associated with Icon of the Seas[1]
Regulation · Other
Environmental organizations and maritime analysts argued that LNG can create climate risks through methane leakage and methane slip, challenging the idea that LNG alone makes large cruise ships environmentally sustainable.
Sources2 sources
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