10 Best Spa Hotels in Koh Samui Islands for 2026

A turquoise sea with boats, kayaks, and a beach.

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Our top choices for Koh Samui Islands hotels with a spa

A spacious lobby with a central seating area, large windows, and a chandelier.

A modern hotel entrance with a covered walkway, large columns, and a central fountain.

A spacious lounge area with a bar, seating arrangements, and large windows offering a view of the ocean.

An outdoor dining area with tables and chairs, surrounded by trees and a building with large windows.

1. Centara Reserve Samui

Chaweng City Center

Escape to a beachside spa sanctuary with 5 treatment rooms and outdoor pools, where pampering rituals meet crystal-clear waters.

RM1,080

RM1,282 total

includes taxes & fees

31 Oct - 1 Nov

A modern interior with a wooden reception desk, a seating area with cushions, a staircase, and hanging plants.

A resort with a pool, palm trees, and a view of the sea.

A resort pool with a long water slide, surrounded by palm trees and blue umbrellas.

A table set with breakfast on a beach with a view of the sea and mountains.

2. Explorar Koh Samui – Adults Only Resort and Spa

Koh Samui

Soak up serenity at this adults-only resort with 4 treatment rooms, a hot tub, and a swim-up bar, steps from Bo Phut Beach.

RM274

RM325 total

includes taxes & fees

1 Nov - 2 Nov

A spa room with a bathtub, two massage tables, and various plants.

A beach with rows of sun loungers and umbrellas, a clear blue sky, and boats in the water.

A restaurant with an outdoor seating area, a pond with lily pads, and a wooden roof structure.

A resort with multiple buildings, lush greenery, and well-lit pathways.

3. Bo Phut Resort & Spa

Koh Samui

Tranquil beachfront spa retreat with white sand shores offers Thai-inspired treatments and outdoor pool surrounded by botanical gardens.

RM605

RM718 total

includes taxes & fees

1 Nov - 2 Nov

A spacious, well-lit bathroom with a large bathtub, wooden paneling, and a view of greenery outside.

A beach with clear turquoise water, a sandy shore, a pool, lounge chairs, and a palm tree.

A modern outdoor lounge area with wicker furniture, glass doors leading to a deck, and a view of the ocean.

A resort pool with clear blue water, surrounded by palm trees and a beach.

4. Sheraton Samui Resort

Koh Samui

Beachfront sanctuary with deep soaking tubs and a full-service spa offers mountain views and total body rejuvenation.

RM499

RM592 total

includes taxes & fees

5 Nov - 6 Nov

A spa room with two beds, a ceiling fan, and a view of a garden through a glass door.

A tented dining area with round tables, white tablecloths, and hanging wicker light fixtures.

A modern bathroom with a freestanding bathtub, a round mirror, and a wooden panel wall.

A beach with lounge chairs and a boat on the water.

5. SALA Samui Chaweng Beach Resort

Koh Samui

Indulge in rejuvenating treatments at this beachfront sanctuary with 6 spa rooms and 2 outdoor pools perfect for a serene escape.

RM876

RM1,039 total

includes taxes & fees

4 Nov - 5 Nov

A person sitting on a bench in a lush indoor garden with various plants and a small water feature.

A serene garden with a pond, lush greenery, and a wooden gazebo.

A beach wedding setup with a white arch and chairs arranged for guests.

A woman in a bikini standing at the edge of a pool with a view of the sea and mountains in the background.

6. Anantara Bophut Koh Samui Resort

Koh Samui

Experience blissful spa services at this luxury boutique resort near Bo Phut Beach with 5 serene treatment rooms.

RM932

RM1,106 total

includes taxes & fees

8 Nov - 9 Nov

A modern indoor pool area with a curved ceiling, seating along the walls, and bamboo plants.

A hotel room with a large bed, a desk, a chair, a TV, and a balcony with a view of the water.

A deck with tables and chairs overlooking a coastal area with a rocky shoreline and a view of a distant mountain range.

A coastal resort with multiple villas, a beach, and rocky shoreline.

7. Banyan Tree Samui

Koh Samui

Unwind in a coastal paradise where lush gardens meet white sands, featuring 10 beachfront spa rooms and private pools for total bliss.

RM2,223

RM2,638 total

includes taxes & fees

1 Nov - 2 Nov

A natural rock formation with a water feature, surrounded by trees and plants.

A spacious lobby with a view of the sea, featuring a central table with a view, and a traditional architectural design with arches and columns.

A spacious lounge with a view of the sea, featuring a high ceiling with exposed beams, multiple seating areas, and a central coffee table.

A modern bathroom with a large bathtub filled with bubbles, large windows offering a view of the ocean, and a balcony with outdoor seating.

8. Vana Belle, a Luxury Collection Resort, Koh Samui

Koh Samui

RM1,519

RM1,802 total

includes taxes & fees

5 Nov - 6 Nov

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Choose what matters most at spa hotels in Koh Samui Islands

Pool

Breakfast included

Hot tub

4 stars

5 stars

Spa hotels with pools in Koh Samui Islands

A resort pool with a clear view of the ocean, surrounded by palm trees and a sandy beach.

A spacious lobby with high ceilings, large windows, and a variety of seating arrangements.

Centara Reserve Samui

Chaweng City Center

RM1,080

RM1,282 total

includes taxes & fees

31 Oct - 1 Nov

A modern hotel room with a wooden desk, a flat-screen TV, a bed, and a balcony with a view of palm trees and the sea.

A restaurant with a buffet setup, wooden furniture, and a view of the ocean.

Explorar Koh Samui – Adults Only Resort and Spa

Koh Samui

RM274

RM325 total

includes taxes & fees

1 Nov - 2 Nov

An aerial view of a resort with a swimming pool, beach, and palm trees.

A modern bedroom with a large bed, a bathroom with a sink and mirror, and a balcony with a pool and seating area.

A modern bathroom with a large mirror, a sink, and a wooden vanity.

A kitchenette with a wooden countertop, a kettle, a bowl of fruit, and a laptop.

SALA Samui Choengmon Beach

Koh Samui

RM864

RM1,025 total

includes taxes & fees

1 Nov - 2 Nov

A pool area with lounge chairs and umbrellas, surrounded by palm trees and a clear sky.

A traditional building with a tiled roof, a pond with lily pads, and a palm tree.

Bo Phut Resort & Spa

Koh Samui

RM605

RM718 total

includes taxes & fees

1 Nov - 2 Nov

A beachfront resort with thatched-roof cabanas, lounge chairs, and a pool.

A beach with wooden lounge chairs and black umbrellas.

A modern outdoor seating area with a sofa, a small table, and a drink.

A pathway leading to thatched-roof structures with a tree in the center.

Karma Resort

Koh Samui

RM563

RM668 total

includes taxes & fees

19 Oct - 20 Oct

A modern outdoor bathroom with a large bathtub, wooden lounge chairs, and a view of the ocean.

A coastal property with multiple houses on a hillside, overlooking a clear turquoise sea.

A modern bathroom with a large bathtub, a sink, and a view of the ocean.

A modern bedroom with a four-poster bed, a television, and a dining area with a view of the outdoors.

Garrya Tongsai Bay Samui

Koh Samui

RM729

RM865 total

includes taxes & fees

8 Nov - 9 Nov

A balcony with a sofa, pillows, and a table with a book and a tray.

A modern kitchen with a large window, a grill, and decorative items.

Anantara Bophut Koh Samui Resort

Koh Samui

RM932

RM1,106 total

includes taxes & fees

8 Nov - 9 Nov

A buffet with various fruits, vegetables, and dishes.

Sheraton Samui Resort

Koh Samui

RM499

RM592 total

includes taxes & fees

5 Nov - 6 Nov

A resort with a large pool, multiple lounge areas, and a lush tropical setting.

Banyan Tree Samui

Koh Samui

RM2,223

RM2,638 total

includes taxes & fees

1 Nov - 2 Nov

A modern villa with a pool, overlooking the ocean, surrounded by lush greenery.

Vana Belle, a Luxury Collection Resort, Koh Samui

Koh Samui

RM1,519

RM1,802 total

includes taxes & fees

5 Nov - 6 Nov

View all properties