The 14 Best Boutique Hotels with Spa in Slovenian Istria (2025)

Nestled in the enchanting coastal town of Izola, DeGrassi Boutique Garni Hotel invites you to experience a sophisticated blend of romantic charm and modern luxury. With its intimate atmosphere and thoughtful design, each moment spent here feels like a private getaway, where every detail is curated for your comfort and indulgence.

Boutique Elegance - Immerse yourself in the chic ambiance of this boutique hotel, featuring just ten exquisitely designed rooms that promise an exclusive escape. Each corner reflects a careful selection of decor, blending contemporary style with local artistry to create a warm and inviting sanctuary.

Beachside Bliss - With stunning views of the azure Adriatic Sea, you can unwind on nearby sandy shores or explore the tranquil beaches of Svetilnik and Delfin. The gentle sound of waves lapping against the shore serves as a soothing backdrop to your sun-kissed afternoons.

Culinary Delights - Start your day with a delightful breakfast that showcases the region's freshest ingredients, from artisanal pastries to invigorating barista-style coffee. The aroma of freshly squeezed orange juice fills the air, adding a refreshing note to your mornings, while the limited yet high-quality selections ensure that every bite is memorable.

Guest Experiences - Guests have raved about the personal touch provided by the dedicated staff, particularly the hotel manager Nina, who goes above and beyond to share insider tips—from secret swimming spots to local dining treasures. You might find yourself nestled on a plush pillow, savoring the cozy nuances of your room, with the soft hum of laughter outside and the enticing scent of local fare wafting through the air.

Immerse yourself in the timeless elegance of Hotel Kempinski Palace Portorož, where the Adriatic Sea whispers through palm-lined terraces and the scent of Mediterranean blooms fills the air. Tucked within a beautifully preserved landscaped park, this luxurious haven invites you to unwind amidst sophisticated comforts, making it an enchanting backdrop for romance, relaxation, or rejuvenation.

Total relaxation - Step into the Rose Spa, a sanctuary of tranquility where the gentle sound of bubbling seawater pools harmonizes with the aroma of essential oils, promising a sublime escape from the everyday hustle.

Romantic - Indulge in intimate moments on your private balcony, where stunning sunset views over the shimmering Adriatic create a magical atmosphere, perfect for sipping fine champagne as the day melts into night.

5* Luxury - Luxuriate in spacious rooms adorned with plush furnishings and tasteful decor, where each detail—from the softest linens to the artful light fixtures—echoes the pinnacle of sophistication and comfort.

Guest Experiences - Guests have marveled at the delightful breakfast spread in the elegant Crystal Hall, where the scent of freshly baked pastries mingles with the sound of clinking cutlery, creating a vibrant yet serene morning ritual that sets the tone for the day.

Perched gracefully above the azure waters of Portorož, Villa Bellevue invites you to indulge in a serene escape where romance and luxury intertwine. With breathtaking views that stretch across the coastline, this charming boutique villa offers an intimate atmosphere adorned with modern comforts, perfectly tailored for couples seeking a tranquil getaway or wellness enthusiasts craving rejuvenation.

Total Relaxation - Immerse yourself in tranquility as you unwind beside our exquisite indoor pool, or revive your senses in one of the two saunas. The soft sounds of water and soothing ambiance create a haven for relaxation, whether you're indulging in a quiet swim or enjoying a moment of calm in the infrared sauna.

Outstanding Location - Nestled just moments from the vibrant heart of Portorož, Villa Bellevue positions you near delightful restaurants, bars, and local markets. Explore the nearby sandy beach, then retreat to your private balcony to relish spectacular sunsets painting the sky with hues of orange and pink.

Romantic Break - Every detail at Villa Bellevue is designed to foster romance—from the gentle breeze that rustles through the garden to the elegant décor of your room, where natural light dances off plush furnishings. Share a morning coffee on your patio while savoring the scent of blooming flowers and the distant laughter of beachgoers below.

Guest Experiences - As you step into the lounge area, the inviting aroma of freshly brewed coffee envelops you, complemented by the soothing background music that beckons you to relax. One guest delighted in discovering cozy sunbeds nestled in the lush garden, where they soaked up the sun while sipping on a refreshing drink, claiming it felt like their own private paradise.

Nestled along the picturesque Adriatic coastline, Hotel Piran beckons with an elegant charm that captures the essence of romance and tranquility. Imagine waking to the soft sounds of waves lapping against ancient stone walls, while the scent of freshly baked pastries wafts through your room from the bustling breakfast below—a perfect prelude to a day of exploration in this stunning coastal gem.

Outstanding Location - With its prime spot just steps from Tartini Square, you’ll find yourself immersed in the vibrant local culture, where historic architecture meets breathtaking sea views, creating a backdrop that invites leisurely strolls at sunset.

Romantic Break - Indulge in intimate moments on the rooftop terrace, where the golden hues of the setting sun reflect off the calm waters—perfect for sipping a cocktail as the sky transforms into a canvas of colors.

Spa Breaks - The hotel offers rejuvenating experiences designed to unwind both body and mind, allowing you to escape into a sanctuary of wellness right within the enchanting coastal landscape.

Guest Experiences - One guest fondly recalled the delightful surprise of being greeted by the warm demeanor of Haris at reception, who seemed to embody the very spirit of Piran’s hospitality, ensuring every detail of their stay was impeccable—even arranging a thoughtful shuttle ride during a sudden downpour.

Nestled within a serene Mediterranean park, Boutique Hotel Portorose exudes an air of refined elegance and intimate luxury. Just a whisper away from the vibrant Portorož Marina and the shimmering shores of the beach, this chic retreat offers a tranquil escape where every detail is crafted for relaxation and indulgence.

Romantic Hideaway - Awaken each morning to the gentle sounds of nature and savor your coffee on a private balcony overlooking lush greenery, setting the tone for a day filled with romance and adventure.

Total Relaxation - Unwind in the hotel’s wellness sanctuary, where the soothing rhythm of water from the indoor pool dances harmoniously with the soft glow of candlelight, creating an oasis of calm amidst the hustle of daily life.

Culinary Delights - Start your day with an exquisite self-service breakfast that tempts the senses—fresh pastries beckoning with their buttery warmth, vibrant fruits bursting with flavor, and the rich aroma of freshly brewed coffee filling the air.

Guest Experiences - Imagine starting your day with the scent of blooming garden flowers as you stroll past the charming fountain—a delightful serenade of birds chirping accompanies your quiet moments of bliss, while attentive staff members greet you with genuine smiles, ready to cater to your every wish.

Nestled along the serene Slovenian coast, Hotel Convent - Hotel & Resort Adria Ankaran invites you to experience a harmonious blend of history and luxury. This former Benedictine monastery, meticulously renovated in 2020, offers an intimate atmosphere punctuated by tranquil gardens, lush greenery, and whispers of its storied past, making it a perfect escape for romantic couples and wellness seekers alike.

Romantic Break - Indulge in moments of intimacy as you explore the enchanting surroundings, savoring candlelit dinners at the Convent Restaurant where Mediterranean specialties tantalize your palate under the soft glow of flickering lights.

Spa - Rejuvenate your senses at the wellness center, where the scent of essential oils mingles with the soothing sounds of bubbling water—perfect for those looking to unwind in heated sea water pools or indulge in a luxurious sauna session.

Beach Life - Step onto the private beach, where the gentle sound of waves lapping against the shore creates a symphony of relaxation; bask in the sun on soft sands before engaging in beach volleyball or a leisurely stroll at sunset.

Guest Experiences - Guests have relished the delightful surprise of stumbling into the inner garden, awash with the fragrance of blooming flowers and the soothing trickle of a historic fountain, all while enjoying the welcoming smiles of the friendly staff who seem to anticipate every need.

Nestled amidst the verdant hills of Buje, Croatia, Mulino Luxury Boutique Hotel is a serene sanctuary that harmoniously blends elegance and modern design with the rustic charm of its surroundings. Picture yourself lounging by the shimmering outdoor pool, a glass of local wine in hand, as warm Mediterranean breezes envelop you, creating an atmosphere merely ripe for romance and rejuvenation.

Total relaxation - Indulge your senses at the on-site spa, where soothing aromas waft through the air and skilled therapists offer personalized treatments, ensuring every element invites tranquility and bliss.

Boutique - Experience a curated collection of exquisite artworks and stylish furnishings throughout the property, each piece telling a story that reflects the vibrant culture of Istria, infusing your stay with an artistic flair.

Cycling - Venture out into the picturesque countryside on two wheels, where winding trails lead to hidden gems, quaint villages, and breathtaking views, making for an exhilarating adventure in the heart of nature.

Guest Experiences - One guest recalled the delightful moment when a staff member surprised them with fresh pastries from a local bakery, filling their room with the scent of buttery croissants—a small touch that made the luxury feel personal and inviting.

Nestled in the enchanting Istrian countryside, San Servolo Wellness Rooms - Adults Only invites you to indulge in a realm of luxury and tranquility. Here, every detail whispers romance, from the serene ambiance that envelopes the property to the meticulously designed wellness facilities tailored for ultimate relaxation.

Total Relaxation - Immerse yourself in the soothing embrace of our wellness center, where the warmth of the Finnish sauna and the gentle steam of the Turkish bath invite you to unwind. With an indoor pool glistening under soft lighting, it's an atmosphere crafted for serene escapes.

Romantic Break - Settle in with your loved one amidst elegant decor, complemented by breathtaking views of the surrounding hills. Enjoy intimate dinners at our on-site restaurant, where culinary delights like the best beef tartare transport your taste buds to new heights.

Adult Only - Designed exclusively for adults, our hotel ensures a peaceful sanctuary where laughter and romance harmonize, allowing couples to connect without distractions. Every corner is curated for intimacy, providing the perfect backdrop for cherished moments.

Guest Experiences - One guest remarked on the delightful aroma wafting through the spa, a hint of lavender mingling with the gentle sound of water. They felt as if they were in a tranquil cocoon, fully immersed in the serene vibe of the space, making each moment a private escape.

Nestled on the sun-kissed shores of Savudrija, Kempinski Hotel Adriatic Istria Croatia emerges as a sanctuary for couples and luxury seekers alike. Here, the gentle sound of waves lapping against the rocky beach mingles with the soft rustle of olive trees, creating an intimate ambiance where romance flourishes amidst breathtaking landscapes.

Romantic Escape - Whisk your partner away to this elegant haven, where every moment feels infused with passion. Savor candlelit dinners on your private balcony, accompanied by stunning sunset views over the Adriatic Sea, making each evening uniquely enchanting.

Wellbeing Retreat - Indulge in a state of bliss at the expansive spa, where the soothing aroma of essential oils fills the air. Whether rejuvenating with a massage or unwinding beside the serene pools, each experience invites you into a world of deep relaxation.

Beach Life - Step onto the resort's private beach, where the rugged coastline meets crystal-clear waters. The natural beauty invites leisurely strolls, while the soft crunch of pebbles beneath your feet adds a tactile charm to your seaside escapade.

Guest Experiences - Imagine waking up in a beautifully spacious room, the scent of fresh coffee wafting from the breakfast buffet – a culinary delight bursting with options. As you sit on your terrace, the breathtaking view of the bay warms your heart, while the sounds of laughter from nearby families echo joyfully, reminding you that this is a place where memories are made.

Nestled in the sun-kissed hills of Buje, Croatia, San Canzian Hotel & Residences is a sanctuary of elegance and tranquility. With its stunning views of lush landscapes and vineyards, this refined retreat invites you to indulge in romance and relaxation amidst an atmosphere that seamlessly blends modern luxury with local charm.

Total Relaxation - Immerse yourself in serenity at the hotel's luxurious spa area, where the soothing scent of essential oils mingles with gentle sounds of nature, creating a peaceful haven for rejuvenation and self-care.

Romantic Break - Capture the essence of intimacy in beautifully appointed rooms, where soft linens caress your skin and every sunrise paints the sky in hues that promise unforgettable moments with your loved one.

Culinary Delights - Savor delectable dishes crafted from fresh, local ingredients in the hotel's acclaimed restaurant, where the aroma of freshly baked pastries greets you each morning, making breakfast a cherished ritual.

Guest Experiences - One guest remarked on the delightful surprise of enjoying breakfast outdoors under the sun-dappled trees, where the friendly staff not only remembered their coffee preferences but also shared stories about the region's culinary heritage—creating an inviting, home-like atmosphere.

Nestled along the sun-kissed coast of Umag, Croatia, Residence Garden Istra Plava Laguna exudes a serene elegance where modern luxury meets family-friendly comfort. With stylishly renovated rooms awash in bright, inviting colors, this upscale retreat is a perfect sanctuary for couples seeking romance or families yearning for adventure under the Mediterranean sun.

Total Relaxation - Indulge in the tranquil ambiance enhanced by the soothing sounds of nearby waves and lush gardens, where every corner invites you to unwind—whether by the sparkling pool or in the rejuvenating spa adorned with calming aromas.

Romantic Break - Stroll hand-in-hand along the pristine sand beach just five minutes away, where golden sunsets paint the sky, creating an idyllic backdrop for cherished memories with your loved one.

Outstanding Location - Experience the vibrancy of local markets and charming walking zones nearby, allowing you to immerse yourself in the rich culture and flavors of the region, just steps from your door.

Guest Experiences - Guests have marveled at how quickly the staff seemed to anticipate their needs, like the warm cup of coffee they offered as a comforting start to a breezy morning, or the generous gesture of refunds when plans changed due to rain—a thoughtful touch that felt like a caring embrace.

Nestled in the charming village of Brtonigla, Boutique Hotel San Rocco exudes an enchanting elegance that beckons travelers seeking a romantic getaway or a serene retreat. Housed within a meticulously restored 18th-century building, this upscale haven harmoniously blends modern luxury with timeless Istrian charm, inviting you to indulge in gourmet cuisine and rejuvenating spa experiences amidst breathtaking natural landscapes.

Gourmet Delights - Savor the artistry of culinary craftsmanship at the hotel's acclaimed restaurant, where each seasonal dish is a celebration of locally sourced ingredients, leaving your palate tantalized by unforgettable flavors and aromas.

Tranquil Spa Retreat - Unwind in the spa's serene ambiance, featuring an indoor pool bathed in natural light, a soothing hot tub, and a sauna, ensuring your relaxation journey is as restorative as it is luxurious.

Picturesque Outdoor Oasis - Immerse yourself in the beauty of the Croatian countryside at the outdoor pool, surrounded by lush gardens and comfortable loungers, where the gentle rustling of leaves enhances your moments of leisure under the sun.

Guest Experiences - Imagine waking up to the subtle scent of fresh pastries wafting through the corridors, while the attentive staff greet you with genuine smiles and thoughtful gestures that make you feel like a cherished guest rather than just another visitor.

Nestled just steps from the shimmering Adriatic Sea, Hotel Villa Rosetta in Umag beckons with its elegant charm and serene ambiance. With a backdrop of lush coastal landscapes, this upscale retreat invites couples and wellness seekers alike to indulge in an unforgettable escape where every moment is infused with luxury and tranquility.

Romantic Getaways - With intimate corners perfect for quiet conversations and breathtaking sea views, Villa Rosetta sets the stage for romance. Couples can enjoy leisurely strolls along the nearby beach, hand-in-hand, basking in the golden glow of sunset.

Total Relaxation - The hotel's serene spa offers rejuvenating treatments that awaken the senses, complemented by the soothing sounds of waves lapping at the shore. Unwind in plush surroundings designed to immerse you in a state of blissful tranquility.

Culinary Delights - Start your day with a sumptuous breakfast featuring fresh, local ingredients, and savor delightful recommendations from the attentive staff that elevate your dining experience. Each meal is a celebration of flavors, perfectly paired with the enchanting ambiance of the hotel.

Guest Experiences - In the early morning light, the fragrant aroma of freshly brewed coffee wafts through the air, inviting guests to savor the day ahead. One guest reveled in the friendly banter of the staff, particularly enjoying insider tips for the best local bistros, transforming their stay into a delightful culinary adventure.

Nestled among the gentle rolling hills of Brtonigla, Wine Residence Cattunar offers an unforgettable escape infused with the essence of Croatian viticulture and modern elegance. Here, every moment is steeped in luxury, from savoring exquisite wines to unwinding under starlit skies by the shimmering pool.

Romantic Retreat - Each room is a sanctuary of comfort and style, adorned with tasteful decor that beckons couples to unwind and indulge in intimate moments together, whether it’s sipping coffee on a private terrace or enjoying a cozy evening in front of the flat-screen TV.

Total Relaxation - The wellness area invites guests into a tranquil haven where soothing sauna sessions and rejuvenating hot tub dips come with breathtaking views of lush vineyards, creating a perfect backdrop for relaxation and renewal.

Culinary Delights - Start your day with a buffet breakfast that tantalizes the senses, featuring locally sourced ingredients and aromatic coffee that fill the air with delightful scents, ensuring you’re fueled for a day of adventure or relaxation.

Guest Experiences - Upon arrival, the aroma of rich wine envelops you as friendly staff greet you with a glass of their finest vintage, setting the tone for a memorable stay. Guests have recounted evenings spent watching sunsets while indulging in wine tastings right outside, mingling with the vineyard owner who shares his passion and stories about the land.