Luxury Hotels in Koh Samui

Koh Samui's luxury hotel market is the most developed of Thailand's three major island destinations — more accessible than Phuket's sprawl, more established than Koh Phangan's party-island reputation. The portfolio concentrates along the northeast and northwest coasts: Four Seasons Resort Koh Samui

Browse 10 ultra-luxury properties with an average guest score of 9.3/10.

Featured brands: Anantara Hotels & Resorts, Banyan Tree Hotels & Resorts, Belmond, Conrad, Four Seasons Hotels and Resorts, Six Senses, The Luxury Collection, The Ritz-Carlton.

The highest-rated property is W Koh Samui (9.6/10).

Neighborhoods of Koh Samui

The northern coast (Mae Nam, Bang Por, Maenam Beach) holds Belmond Napasai, W Koh Samui, and quieter villa properties — longest beaches, fewer crowds. Bophut on the northeast coast has Anantara Bophut and Anantara Lawana — walkable Fisherman's Village, boutique dining, more accessible format. Chawen

All Hotels in Koh Samui

• W Koh Samui — 9.6/10 · Tier 2 ($2k-$5k) — W Hotels' Koh Samui property — 74 private-pool villas on the island's quieter northern coast.
• Belmond Napasai — 9.6/10 · Tier 2 ($2k-$5k) — Belmond's Koh Samui beachfront — 30 villas and 15 suites in a tropical garden setting on the island's quieter northern coast.
• Banyan Tree Samui, Thailand — 9.6/10 · Tier 2 ($2k-$5k) — Banyan Tree's Koh Samui property — 88 pool villas on Lamai Beach's northern headland, opened 2010.
• Conrad Koh Samui — 9.5/10 · Tier 2 ($2k-$5k) — Conrad's Koh Samui property — 81 villas with private infinity pools on the island's quieter southwestern hillside.
• Four Seasons Resort Koh Samui — 9.5/10 · Tier 2 ($2k-$5k) — 60 pool villas and 11 private residences on Koh Samui's northwest coast — Four Seasons' Gulf of Thailand property since 2007.
• Anantara Bophut Koh Samui Resort — 9.4/10 · Tier 2 ($2k-$5k) — Anantara's Koh Samui beachfront — 30 rooms and 15 villas on Bophut Beach, rebuilt in 2020 with traditional Thai architecture.
• Anantara Lawana Koh Samui Resort — 9.2/10 · Tier 2 ($2k-$5k) — 122-room Anantara resort on Koh Samui's Chaweng Beach — Sino-Thai design, private beach access, and the brand's Spice Spoons cooking program.
• Vana Belle, a Luxury Collection Resort, Koh Samui — 9.0/10 · Tier 2 ($2k-$5k) — 79-villa beachfront resort on Koh Samui's quieter Chaweng Noi Beach — The Luxury Collection's Thai island property.
• Six Senses Samui — 9.0/10 · Tier 2 ($2k-$5k) — Six Senses' original Thai property — 60 hillside villas above the Gulf of Thailand, celebrating 20 years in 2024.
• The Ritz-Carlton, Koh Samui — 8.5/10 · Tier 2 ($2k-$5k) — 175 villas and suites on Koh Samui's northeastern coast — The Ritz-Carlton's Thai island property with private pools and Gulf of Thailand views.

Travel Intelligence: Koh Samui

Best time to visit: January and February feature perfect weather.

Demand: Luxury travellers flock during high season from December to March.

Pricing: Ultra-luxury property rates peak during high season.

Insider tip: For a truly exclusive experience, book private villas during shoulder months.

Avoid: Rainy season from June to September.

When to Visit Koh Samui

December through February is peak season — dry, 28-32°C, calm seas, and the structural Christmas-New Year demand spike. March through May brings hotter temperatures but still reliable weather before the monsoon. June through October is the southwest monsoon — heavier rainfall, rougher seas on the we

Pair Koh Samui With

Bangkok via 80-minute flight for the city-and-beach Thailand pair — most travelers route through Suvarnabhumi. Chiang Mai via connecting flight (3+ hours total) for the northern Thailand cultural extension. Angkor Wat via Bangkok connection for the temple-and-beach Southeast Asia circuit. Phuket via

Related Collections

Collections featuring properties in Koh Samui:

• Ultra-Luxury Asia-Pacific Hotels & Resorts — featuring 10 Koh Samui properties
• Ultra-Luxury High Privacy Retreats — featuring 10 Koh Samui properties
• Ultra-Luxury Romantic Getaways & Retreats — featuring 10 Koh Samui properties
• Ultra-Luxury Family Resorts & Properties — featuring 9 Koh Samui properties
• Ultra-Luxury Beachfront Hotels & Resorts — featuring 8 Koh Samui properties
• Ultra-Luxury Wellness Sanctuaries & Retreats — featuring 6 Koh Samui properties