Welcome to

Santhiya Koh Yao Yai Resort & Spa

A Thai-style luxury beachfront resort on a peaceful tropical island in Thailand.

Our eco-luxury beachfront resort offers a refined blend of nature and heritage design. Perched on the slopes of Koh Yao Yai, most of our accommodations feature panoramic sea views, with private villa pools filled with purified seawater—aligned with international saltwater pool standards.

Our signature Seawater Pool Villas provide an elevated experience with 100% natural seawater, blending seamlessly with the lush mountains and private beachfront of this 5-star island resort in Thailand.

Accommodation

Stay in comfort and refined Thai elegance.

Each room is thoughtfully designed with hand-carved wood details, open-air spaces, and a touch of heritage charm.

Most villas offer sweeping ocean views and private pools filled with natural, purified seawater — crafted for your relaxation and holistic wellbeing.

Four Bedroom Pool Villa

Perched on the hillside with sweeping sea views, this villa offers four private bedrooms, generous living spaces, and a pool that opens to the horizon. Perfect for families and friends seeking both privacy and togetherness.

Two Bedroom Seawater Pool Villa

Set at the water’s edge, this villa offers uninterrupted ocean panoramas and a private pool filled with purified seawater. A rare sanctuary where nature’s rhythm meets refined Thai living.

Family Two Bedroom Ocean Pool Villa

Set on the water’s edge with uninterrupted ocean views, this villa features two bedrooms, a spacious living area, and a private pool overlooking the bay. Designed for families, it offers both privacy and shared moments in a serene island setting.

Royal Grand Pool Villa

Positioned at the water’s edge, this villa offers sweeping ocean panoramas, two elegant bedrooms, expansive living spaces, and a private pool that blends seamlessly with the horizon.

Seawater Pool Villa

Set on the hillside with sweeping ocean views, this villa features a private seawater pool and open living spaces that blend nature with Thai elegance.

Seawater Pool Villa Plus

Santhiya’s signature villa, set on the hillside with uninterrupted ocean views. Featuring a private seawater pool and spacious living areas, it is a serene retreat designed for timeless island living.

Ocean View Pool Villa

Perched on the hillside with panoramic sea views, the Ocean View Pool Villa offers a private seawater pool, a sunken outdoor bathtub, and generous living spaces. Designed as a one-bedroom retreat, it blends privacy with timeless Thai elegance.

Seawater Pool Suite

Luxurious Thai-style suites with expansive terraces open to sweeping views of the Andaman Sea. Each suite features a private seawater pool, an outdoor bathtub, and spacious living areas, creating a serene retreat for couples or families.

Grand Deluxe Ocean View

Positioned on the hill in the resort area, these rooms feature expansive balconies for private dining and panoramic ocean views at sunset. Elegant Thai design and generous space make them perfect for couples or small families.

Grand Deluxe Bay View

Located atop the private hill, these rooms overlook the Andaman Sea with spectacular sunrise vistas. Spacious interiors with handcrafted wooden furnishings make them a serene retreat for couples or small families

Supreme Deluxe Sea View

Set along the hillside in low-rise residences, these rooms feature intricate wood design and sweeping sea views. Perfect for couples or small families seeking comfort with a view of the horizon.

Supreme Deluxe Bay View

Perched high on the hillside, these rooms open to panoramic views of the bay and surrounding mountains. Furnished in traditional Thai style with handcrafted wood, they are ideal for couples or small families.

Supreme Deluxe Garden View

Set atop the hillside in low-rise residences, these rooms open to lush garden views and spacious balconies. Designed for couples or small families, they offer comfort, privacy, and easy access across the resort.

Four Bedroom Pool Villa

Two Bedroom Seawater Pool Villa

Set at the water’s edge, this villa offers uninterrupted ocean panoramas and a private pool filled with purified seawater. A rare sanctuary where nature’s rhythm meets refined Thai living.

Family Two Bedroom Ocean Pool Villa

Royal Grand Pool Villa

Positioned at the water’s edge, this villa offers sweeping ocean panoramas, two elegant bedrooms, expansive living spaces, and a private pool that blends seamlessly with the horizon.

Seawater Pool Villa

Set on the hillside with sweeping ocean views, this villa features a private seawater pool and open living spaces that blend nature with Thai elegance.

Seawater Pool Villa Plus

Ocean View Pool Villa

Seawater Pool Suite

Grand Deluxe Ocean View

Grand Deluxe Bay View

Supreme Deluxe Sea View

Set along the hillside in low-rise residences, these rooms feature intricate wood design and sweeping sea views. Perfect for couples or small families seeking comfort with a view of the horizon.

Supreme Deluxe Bay View

Supreme Deluxe Garden View

Resort Location And Transfer

Santhiya Koh Yao Yai Resort & Spa is 20 minutes away from Phuket by our speedboat. Start your getaway with picturesque scenery coupled with the fresh sea air along the way of your journey. The Santhiya Launch whisks you away from Ao Po Grand Marina across the sea right to the resort’s private pier. Transfers are available upon your requests.

Restaurant

Enjoy delicious Thai and international dishes made with fresh, local ingredients. Dine with panoramic sea views in a peaceful, natural setting—whether it’s breakfast by the breeze or a romantic dinner under the stars.

Chantara Restaurant

Indulge in an exquisite culinary journey with a variety of signature Thai and international dishes. Enjoy a spectacular view of the Andaman Sea from our restaurant as you savor every meal.

Lunch A La Carte: 11.00 Hrs.-17.00 Hrs. (Every day)

Dinner A La Carte: 17.00 Hrs.-23.00 Hrs.(Every day)

Dinner Buffet: 18.00 Hrs.-22.00 Hrs.

Every Saturday : Fire Show on the beach

See the Menu

By The Sea Restaurant

Experience a unique beachfront bar where nature is the star of the show. Settle in and unwind with our signature drinks as you watch the beautiful sunset paint the sky.

Drink : 10.00 Hrs. -17.00 Hrs.

Food : 11.00 Hrs. -17.00 Hrs. (Lunch A La Carte)

or Food & Drink : 17.00 Hrs. - 23.00 Hrs. (Dinner A La Carte)

See the Menu

Saaitara Restaurant

Perched majestically above Phang Nga Bay, our restaurant offers a breathtaking panoramic view of the Andaman Ocean guaranteed to surpass all expectations. Our selection of Thai and international cuisine is specially crafted to satisfy the palate of every food lover.

Daily: 07.00 Hrs. - 10.30 Hrs. (Breakfast Buffet For All Guest)

11.00 Hrs. - 17.00 Hrs. (Lunch A La Carte)

17.00 Hrs. - 23.00 Hrs. (Dinner A La Carte)

Every Wednesday (Dinner Buffet): 18.00 Hrs. - 22.00 (Fire Show at Infinity Pool )

See the Menu

The Titan Grill

Escape to The Titan Grill, our unique Japanese and fine dining restaurant located on a pristine beachfront. We invite you to unwind with delectable cuisine, served as a takeaway to enjoy breathtaking views anywhere in the resort.

Daily: 11.00 Hrs. - 17.00 Hrs. (Lunch A La Carte)

Daily : 17.00 Hrs. - 23.00 Hrs. (Dinner A La Carte)

See the Menu

Jetinn Sunset at Pier

Located gracefully at the far end of the resort's private pier, our restaurant offers an intimate dining experience above the soothing waves. Here, you can enjoy a close encounter with the true essence of tropical bliss.

Drink : 10.00 Hrs.-19.00 Hrs. (Every day)

Dinner or Snack with Live DJ : 17.00 Hrs.-19.00 Hrs.

See the Menu

Spa & Massage

Restore your body through holistic treatments in a serene sanctuary

Surrender your body and mind to tranquility at Ayurvana Spa. Here, ancient Thai massage techniques and natural therapies blend seamlessly with breathtaking ocean views and gentle sea breezes. Our treatments feature the finest local herbs, essential oils, and expert healing touches, guiding you on a journey to rediscover your inner self.

Day Trips

Discover the beauty of the region with our local tours. From cultural landmarks to hidden natural treasures, each experience is guided with care to bring you closer to the heart of the destination.

THE LAND OF LIFE

Our eco-friendly resort on Koh Yao Yai is surrounded by lush tropical greenery and home to a variety of native wildlife — from hornbills calling from the treetops to squirrels playfully darting through the forest.

Staying with us means more than just comfort and sea views — it’s a chance to quietly observe the island’s natural rhythms and share your surroundings with the animals that live here.

Sustainability

Farm to Table

Santhiya Koh Yao Yai Resort & Spa is managing our home vegetable gardens in our luxury green resort.

Supporting Local Product

Santhiya Koh Yao Yai Resort & Spa adheres to the concept of sustainable economy which has evolved in supporting local products and homegrown people.

Wastewater Treatment System

An eco-friendly resort is Santhiya Koh Yao Yai Resort & Spa’s responsibility and what we intend to be.

Offers

Accommodation Offers

Santhiya Loyalty Program

Spa Offers

From Serenity to Celebration - Coming Soon

Tycoon Monkey Beach Club

Opening 17 October 2026

Tycoon Monkey Beach Club is a jungle-inspired luxury beach playground in Koh Yao Yai, Thailand. Our club caters to European travelers and Asian tastemakers, providing thrilling adventures and relaxing sunlit rituals in a vibrant social atmosphere. Experience the largest beach club in the region as we aim to create unforgettable moments amidst lush surroundings.

Onsen At Santhiya Koh Yao Yai

Opening 17 October 2026

"A new wellness destination above the sea. Set high within Santhiya Koh Yao Yai, the new onsen invites guests into a journey of calm, contrast, and renewal — surrounded by panoramic sea views and the timeless beauty of Thai-crafted design. It is more than a place to soak, but a new signature experience to remember."

Enjoy More with Santhiya Koh Yao Yai

Exclusive rates and thoughtful privileges for every stay

Book direct with Santhiya to enjoy special rates, rewarding cashback, and resort credits — thoughtfully offered to make every stay more memorable.

Resort Features

At Santhiya Koh Yao Yai Resort & Spa, enjoy a seamless island escape with a private arrival lounge at Ao Po Grand Marina, expansive outdoor pools, a breathtaking saltwater infinity pool, a fully equipped fitness center, Kidz Club, and convenient island exploration services — all surrounded by lush tropical beauty and authentic Thai charm.