Mariner of the Seas Cruises & Sailing Dates

Mariner of the Seas has been sailing the world's oceans since 2003, bringing Royal Caribbean's signature Voyager Class experience to thousands of cruisers each voyage. With a passenger capacity of 4,001 and a gross tonnage of 138,279, this ship offers the perfect balance of size and variety—large enough for impressive amenities but still creating an approachable atmosphere where you can connect with fellow travelers.

The ship regularly sails to some of the most popular cruise destinations, with the Caribbean being a particular favorite among guests. You'll also find Mediterranean itineraries and other exciting routes throughout the year. Mariner of the Seas departs from convenient homeports including Galveston, Texas, New Orleans, and Southampton, England, making it accessible whether you're sailing from the Gulf Coast or crossing the Atlantic. With sailings starting at just $417, there are options for various budgets and travel styles.

What makes Mariner of the Seas special is its Voyager Class DNA—these ships pioneered many features that cruisers now love, from the Royal Promenade running through the heart of the vessel to activity options that keep every day interesting. Whether you're a first-time cruiser curious about the ocean cruise experience or a veteran sailor looking for your next adventure, this ship delivers a well-rounded vacation. Families appreciate the range of activities, couples enjoy the dining variety and entertainment, and solo travelers find it easy to meet others in the social spaces throughout the ship.

Ready to plan your voyage? Browse the 88 upcoming Mariner of the Seas sailings and connect with other cruisers who've sailed this ship or are planning their own adventures.