The best spas at sea

There’s something particularly special about visiting the spa on a cruise. Perhaps it’s the ever-changing ocean views, the slower pace of life at sea, or simply the chance to switch off completely. Whatever draws you in, a spa visit is one of the highlights of a cruise for many guests. Today, cruise ship spas are so much more than a tranquil treatment room where you can enjoy a traditional massage or a facial. From expansive thermal suites and hydrotherapy pools to innovative wellness treatments, luxurious beauty salons, and peaceful relaxation spaces, many rival the finest spas on land. Some even extend the experience beyond the spa itself with wellness-focused dining, personalised fitness programmes and in-suite relaxation rituals, creating a more holistic approach to wellbeing throughout your holiday. Whether you’re soothing tired muscles after a day ashore, enjoying a little well-earned pampering on a sea day, or simply taking time out to relax, here are some of the best spas at sea. 

Available on: Silver Nova, Silver Ray, Silver Dawn and Silver Endeavour

Inspired by the leisurely lifestyle of Ancient Rome, Silversea’s Otium Spa offers a fresh take on wellness at sea. Built around the philosophy that relaxation and self-care should be embraced and prioritised rather than rushed, the spa combines luxurious treatments with serene surroundings to create a deeply restorative experience. It’s a natural extension of Silversea’s ultra-luxury approach to cruising. The spa itself serves as a calm, contemporary setting where every detail has been carefully considered, from the serene interiors to the personalised approach taken by the skilled therapists. Guests can choose from a wide range of treatments, including soothing massages, revitalising facials, and restorative body treatments, which can be tailored to individual preferences. What makes Otium particularly memorable is that the spa experience extends well beyond its treatment rooms. Silversea offers four distinctive in-suite experiences, which it describes as ‘the embodiment of leisure and pleasure.’ From indulgent bathing rituals and aromatherapy shower experiences to personalised moments on your private veranda, comforting in-suite dining and thoughtful bedtime rituals, each has been designed to encourage complete relaxation throughout your voyage. Through its Otium Spa concept, Silversea has woven wellness into everyday life on board, creating one of the most distinctive spa concepts at sea. 

Available fleetwide 

True to its name, Regent Seven Seas Cruises’ Serene Spa & Wellness™ offers an atmosphere that immediately encourages guests to embrace tranquillity and slow down. It’s a welcoming space where guests are invited to take a break from busy sightseeing days and enjoy a little uninterrupted time for themselves. The extensive treatment menu brings together techniques and traditions from around the world, including restorative massages and nourishing body wraps, as well as advanced ELEMIS facial therapies. Those looking for something a little different can also enjoy specialist wellness experiences, including therapies performed on a heated Amber and Quartz Crystal bed, designed to promote deep relaxation and ease muscular tension. Beyond the treatment rooms, the spa also features a full-service salon offering hair styling, manicures, pedicures, and grooming services, making it just as appealing before a formal evening on board as after a day ashore. 

Available fleetwide

With a rich maritime heritage spanning generations, it’s only fitting that Cunard’s Mareel Wellness & Beauty draws inspiration from the sea. Influenced by the ocean's restorative qualities, the spa offers a calming environment designed to help guests relax and recharge. Treatments make extensive use of marine-based ingredients, with experienced therapists offering everything from deeply relaxing massages to revitalising skincare therapies designed to leave guests feeling refreshed. The peaceful surroundings encourage you to linger, while the Aqua Therapy Centre offers another opportunity to unwind with aromatic steam rooms, sensory showers, a Finnish sauna, and hydrotherapy pools. In recent years, Cunard has expanded its focus on wellbeing through its Harper’s Bazaar Wellness at Sea programme. These curated wellness journeys combine spa treatments with fitness classes, workshops, nutritious refreshments, and carefully selected wellness experiences, allowing guests to choose a programme centred on relaxation, recovery or renewed energy. 

Available fleetwide 

Wellness is seamlessly woven into every aspect of an Oceania Cruises voyage. Aquamar Spa + Vitality Center encourages guests to embrace a healthier, more balanced approach throughout their voyage. Before your treatment even begins, there’s every reason to spend time enjoying thermal facilities. The steam room, whirlpool and thalassotherapy pool provide a relaxing introduction, while the tranquil lounge offers the perfect place to pause with a herbal tea. Guests without a treatment booked can often enjoy these facilities by purchasing a day pass. The treatment menu is equally comprehensive, featuring therapeutic massages, advanced facial treatments, body therapies, acupuncture, and aesthetic services alongside a traditional salon and barber. Wellness continues elsewhere on board, too, with Aquamar Vitality Cuisine offering lighter dishes that prove healthy eating needn’t compromise on flavour. 

Available fleetwide

Celebrity Cruises has taken an innovative approach to wellness, with spa spaces that blend cutting-edge technology with restorative treatments inspired by the natural world. Whether you're sailing on an Edge Series ship or one from the Millennium or Solstice Class, you'll find an impressive choice of experiences designed to help you relax, recharge and reset. On the treatment menu, you’ll find advanced treatments like ELEMIS BIOTEC facial therapies, acupuncture, mineral-rich body treatments and a range of speciality treatments, while selected Edge Series ships also offer IV therapies and wellness injections. Every experience is delivered in contemporary surroundings that reflect Celebrity Cruises’ stylish approach to cruising. The thermal experiences are equally impressive and, for many guests, just as memorable as the treatments themselves. On Edge Series ships, the SEA Thermal Suite combines a collection of distinct wellness spaces, including infrared saunas, heated loungers and the Crystalarium. Selected Edge Series ships are also home to the first Kérastase® Institute at sea, where guests can enjoy premium hair and scalp treatments alongside luxury salon services. On Millennium and Solstice Class ships, the tranquil Persian Garden offers aromatic steam rooms, sensory showers and soothing thermal experiences designed to promote relaxation.

Princess Cruises’ Lotus Spa provides a peaceful retreat where relaxation takes centre stage. A wide variety of treatments are available, including soothing massages, revitalising facials and detoxifying body therapies, all delivered by experienced therapists in calming surroundings. Guests can also enjoy thermal facilities, including steam rooms and saunas on selected ships, creating the ideal environment to relax before or after a treatment. For many Princess guests, The Enclave is a true highlight. Available on selected Royal and Sphere Class ships, this adults-only thermal sanctuary combines gentle steam, aromatic mist and dry heat with heated stone beds designed for complete relaxation. It’s a wonderfully peaceful space to spend a few hours.