-Life onboard

Best adults-only cruises: The ultimate guide for 2026, 2027 & 2028

We've compiled the top cruise lines exclusively for adults, covering a range of budgets, interests and destinations, all providing hassle-free, relaxing cruise holidays.

Iglu Cruise

06 Jul 2026 • 7 min read

Virgin Voyages - adults-only cruises

With there being so many family-friendly mega-ships featuring amazing water parks, splash zones and kids clubs, it’s no wonder many travellers are seeking peaceful havens at sea. If you crave tranquillity and a stylish adults-only atmosphere, you’re in luck - the adult-focused cruise scene is thriving!

Laura Mark Digital PR & Content Executive

Laura has been part of Iglu Cruise for over a year, following more than two years spent living and working at sea. Having previously produced digital content and passenger news directly on cruise ships, she uses that experience to write travel blogs and research for the digital PR team, helping to inspire others to book their own travel adventures.

Whether you’re looking for an affordable getaway or want to indulge in some luxurious pampering, there’s a perfect cruise out there waiting for you. Check out our guide to the best adults-only cruises for 2026, 2027 and 2028. We’ll dive into all the perks, the top cruise lines and the most exciting itineraries, including popular adults-only cruises from Southampton. Get ready for an unforgettable adventure tailored just for adults.

Key benefits of adults-only cruises

Opting for an adults-only cruise can transform your experience at sea into something extraordinary! Without the need for kids’ clubs or waterslides, these ships utilise that prime space to create chic cocktail lounges, thermal spas and blissful relaxation decks.

Dining and nightlife: Onboard dining options include multi-course tasting menus, fresh seafood and authentic regional cuisine. Evening entertainment features a mix of immersive cabaret shows, live blues bands and a sophisticated lounge atmosphere.
Itineraries: To provide a deeper connection with each destination, the itineraries are typically designed with longer stays in port, allowing time for cultural excursions and local wine tastings.
Inclusive rates: While family-friendly lines can tempt with initial low prices, adults-only ships tend to bundle everything together right from the start, making your holiday feel entirely seamless. Depending on the line you choose, your ticket can include fantastic perks like speciality dining, Wi-Fi, tips, fitness classes and drinks, so you can kick back and enjoy it all without reaching for your wallet.

Which cruise lines offer adults-only cruises?

Exploring the perfect voyage is exciting. Check out this handy guide to the best cruise lines that specialise in amazing adult-focused adventures.

Virgin Voyages - Adults-only

Virgin Voyages offers over 20 amazing eateries crafted by Michelin-star chefs, along with contemporary design and fun festival-style entertainment. It's a fantastic choice for couples and friends seeking a lively and social getaway. Let the fun begin!

Ambassador Cruise Line - Adults-only

Ambassador is your go-to for an amazing adults-only experience (with some family-friendly holiday sailings, too). Enjoy authentic travel at fantastic prices, mostly from UK ports like London Tilbury. Relax in cosy lounges, enjoy crafting classes and indulge in delicious multi-course meals.

Saffron Restaurant - Ambassador Adult Only Cruises

P&O Cruises - Adults-only ships available

If you want a classic British child-free holiday, P&O Cruises has you covered with Arcadia and Aurora. These two ships are strictly adults-only, offering a sophisticated and relaxed atmosphere from the moment you step on board. Foodies are in for a real treat with world-class Indian dining at Sindhu and premium wine pairings at the elegant Glass House bar. Between gala nights, spectacular theatre productions, and peaceful days lounging on deck, it’s the ultimate timeless escape.

Marella Cruises - Adults-only ships available

While Marella Explorer 2 is already a dedicated adult ship, Marella Discovery 2 will officially join her as an adults-only ship starting in November 2027! Both of these ships are all about having fun with all-inclusive dining and drinks. Plus, you get to enjoy a perfect mix of incredible West End-style shows, exciting casino nights and outdoor movies by moonlight.

Fred. Olsen Cruises - Adult-focused

Fred. Olsen offers a fantastic array of child-free itineraries each year. Their classic, smaller ships are absolutely perfect for scenic cruising, where you get to indulge in delicious five-course dinners, a delightful traditional Afternoon Tea, and engaging daytime talks covering everything from art and history to local languages.

Celebrity Cruises & Princess Cruises - Adult-focused

These lines strike that perfect balance of modern luxury. While families are absolutely welcome, the upscale, relaxed atmosphere and lack of flashy water parks make them a dream for adults. Celebrity ships offer a stunning, glass-enclosed Solarium pool, while Princess Cruises offer "The Sanctuary", a fabulous adults-only retreat complete with exceptional steward service. It’s all about total relaxation and fun!

Silversea, Seabourn & Azamara - Adult-focused boutique & ultra-luxury

These fabulous cruise lines are designed around adults' tastes! With intimate ships venturing to hidden gems around the globe, you’re in for a real treat. Silversea and Seabourn offer luxurious all-suite accommodations, incredibly attentive personalised service, and open bars where the drinks are always flowing! Meanwhile, Azamara's famous "Destination Immersion" lets you dive deep into the local culture and nightlife by staying late or even overnight in port.

What are the best cruise ships for adults-only?

If you want the absolute pinnacle of the strictly 18+ experience, the crown is a tie between two completely different styles of travel:

For fun, food & energy

Check out Virgin Voyages' amazing Scarlet Lady and Resilient Lady! They're always at the top of the list for adults craving lively nightlife, fantastic dining and a chic, social vibe, just like a boutique hotel.

For peace, space & quiet

Choose a fabulous adults-only P&O Cruises ship like Arcadia or Aurora! These charming mid-sized ships are famous for providing a classic British cruise experience, brimming with elegant lounges and a peaceful, relaxed vibe. It’s the perfect getaway for some well-deserved adult time.

Adults-only cruises from Southampton and other popular destinations

Set sail straight from the UK, and say goodbye to airport stress, luggage limits and liquid restrictions! If you’re dreaming of sunny shores, the Mediterranean and Caribbean have fabulous child-free itineraries just waiting for you. Adventure awaits!

Discover your next escape with Iglu Cruise

Get ready to elevate your next holiday with pure relaxation, amazing dining and a rich cultural experience! Our adults-only voyages are the perfect escape. Check out our handpicked collection of upcoming sailings and secure your dream cabin at fantastic inclusive rates.