The 7 Best Adults-Only Cruises Ranked

If you’re planning a child-free vacation at sea, here are our top picks for the best adults-only cruises. These sailings are designed for travelers who want an atmosphere focused entirely on adults, with tailored entertainment, dining, and service.

From lively, modern voyages to refined all-inclusive journeys and ultra-luxury expeditions, each cruise line in our list delivers a distinct way to experience the world. Whether you’re seeking nightlife and energy, cultural depth, or indulgent comfort, these adults-only cruises represent the best options available today.

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#7. Windstar Cruises – Intimate, Upscale Voyages

Starting our list of the best adults-only cruises at number seven, Windstar Cruises offers a boutique sailing experience with small, yacht-like ships. Guests must be at least 18, creating a quiet environment where children are absent.

The focus is on fine dining, attentive service, and itineraries that reach ports larger ships cannot. Many vessels feature an onboard marina with direct access to water sports like kayaking and paddleboarding. For adults who value privacy and a relaxed pace, Windstar earns its place among the best adults-only cruises.

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#6. Saga Cruises – Exclusively for Travelers Over 50

Earning the 6th spot in our list of the best adults-only cruises, Saga Cruises is designed for guests aged 50 and over. This UK-based line creates a calm and comfortable atmosphere where children are never present.

With spacious accommodations, curated itineraries, and exceptional service, Saga appeals to seasoned travelers who want a traditional, community-driven journey. For mature adults seeking a quiet escape, Saga stands as one of the best adults-only cruises available.

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#5. Viking Ocean Cruises – Sophisticated, All-Inclusive Cruising

At number five in our ranking of the best adults-only cruises, Viking Ocean Cruises offers a refined experience focused on cultural depth and comfort. Guests must be 18 or older, ensuring a peaceful environment onboard.

Fares include Wi-Fi, drinks with meals, and a wide selection of shore excursions. Ships are designed with Scandinavian style, emphasizing space and simplicity. For travelers who value enrichment and predictability, Viking remains one of the best adults-only cruises on the market.

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#4. Crystal Cruises – Refined Luxury Across the Globe

Taking the 4th spot in our list of the best adults-only cruises, Crystal Cruises is built for travelers who expect high-end luxury and attentive service. All-suite accommodations with butler service make every voyage highly personalized.

Dining is a highlight, with world-class chefs and multiple gourmet venues, while enrichment programs add depth to the journey. Sailing across six continents, Crystal combines global reach with refined comfort, making it one of the best adults-only cruises for those seeking a polished, immersive experience.

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#3. Silversea – Ultra-Luxury with Global Reach

Earning the 3rd position among the best adults-only cruises, Silversea specializes in ultra-luxury voyages with global itineraries. Every suite comes with butler service, and fares include dining, drinks, and gratuities, creating a seamless experience.

From Antarctica to the Mediterranean, Silversea blends exploration with indulgence. Its smaller ships allow access to remote destinations while maintaining the highest level of comfort. For adults who want both sophistication and adventure, Silversea is firmly among the best adults-only cruises worldwide.

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#2. Seabourn – Luxury with an Expedition Edge

Taking the runner-up spot in our list of the best adults-only cruises, Seabourn blends all-inclusive luxury with unique expedition features. Its small ships provide spacious suites, fine dining, and personalized service in an intimate setting.

What sets Seabourn apart are its expedition voyages, where guests can join guided kayak tours, wildlife excursions, or even submarine dives in destinations like Antarctica. For adults seeking adventure without giving up indulgence, Seabourn clearly earns its position among the best adults-only cruises.

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#1. Virgin Voyages – The Only True Adults-Only Line

Claiming the top spot in our list of the best adults-only cruises, Virgin Voyages is the only mainstream cruise line designed exclusively for adults 18 and over. Every aspect of the experience is built around an energetic, child-free atmosphere.

From adult-themed shows and onboard tattoo parlors to vibrant nightlife and included dining, Virgin delivers a playful and modern take on cruising. With gratuities, Wi-Fi, and most dining options already covered in the fare, guests enjoy both value and freedom. For travelers seeking the ultimate adults-only escape at sea, Virgin Voyages leads the way as the best of the best adults-only cruises.

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Final Thoughts

Adults-only cruises offer a wide range of experiences, from lively and modern to refined and ultra-luxurious. Whether you want a boutique escape, a cultural journey, or an expedition with added indulgence, the best adults-only cruises give you the freedom to travel without distractions.

By focusing on the atmosphere and style that match your preferences, you can choose a cruise line that delivers exactly the kind of vacation you’re looking for. From Virgin’s energy to Seabourn’s adventure and Silversea’s elegance, the options are diverse—but all ensure a child-free environment designed entirely around adults.