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Plan + Spots · Country Guide

Thailand

Two seas, two seasons: build your Thailand trip around the coast that is in form

Updated Mar 4, 2026 • 10 sources

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Destination Hubs

Photo of Chumphon
🇹🇭Thailand

Chumphon

  • Marine Park
  • Low-crowd Gulf diving
View guide22 Dive spots linked
Photo of Khao Lak (Similan and Surin Islands)
🇹🇭Thailand

Khao Lak (Similan and Surin Islands)

  • Two marine national parks within reach
  • Richelieu Rock access
View guide75 Dive spots linked
Photo of Koh Lanta
🇹🇭Thailand

Koh Lanta

  • Day-trip access to headline South Andaman sites
  • Warm-water comfort
View guide46 Dive spots linked
Photo of Koh Lipe (Tarutao - Adang-Rawi)
🇹🇭Thailand

Koh Lipe (Tarutao - Adang-Rawi)

  • National Marine Park Access
  • Short Rides, High Variety
View guide26 Dive spots linked
Photo of Koh Phangan
🇹🇭Thailand

Koh Phangan

  • Sail Rock access
  • Beginner-friendly shore reef
View guide11 Dive spots linked
Photo of Koh Phi Phi (Phi Phi Islands)
🇹🇭Thailand

Koh Phi Phi (Phi Phi Islands)

  • National park diving with active management
  • Short boat rides, high variety
View guide33 Dive spots linked
Photo of Koh Samui
🇹🇭Thailand

Koh Samui

  • Gateway to Gulf classics
  • Warm water, light exposure
View guide3 Dive spots linked
Photo of Koh Tao
🇹🇭Thailand

Koh Tao

  • Pinnacles + wreck variety
  • Training and community
View guide46 Dive spots linked
Photo of Krabi (Ao Nang and Railay)
🇹🇭Thailand

Krabi (Ao Nang and Railay)

  • Two-base flexibility
  • National park access
View guide41 Dive spots linked
Photo of Pattaya (incl. Samaesarn / Sattahip)
🇹🇭Thailand

Pattaya (incl. Samaesarn / Sattahip)

  • Fast access from Bangkok
  • Wreck diving without a liveaboard
View guide37 Dive spots linked
Photo of Phuket
🇹🇭Thailand

Phuket

  • Multiple dive regions from one island base
  • Beginner-friendly to advanced progression
View guide96 Dive spots linked
Photo of Trat and the Koh Chang Archipelago
🇹🇭Thailand

Trat and the Koh Chang Archipelago

  • National Park Archipelago
  • Thailand's Headline Wreck (East)
View guide17 Dive spots linked

Signature Sites

Top Dive Spots

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SSS Phuket Dive Center dive spot

SSS Phuket Dive Center

ReefShallow FreediveSwim Spot
Crystal Bay dive spot

Crystal Bay

ReefSwim Spot

Sheltered Samui cove for easy snorkeling and shallow reef.

5.0
1 dive
Visibility12 m
AccessEasy entry
CoralMixed health
Marine LifeAverage variety
FacilitiesGood facilities
CrowdQuite busy
CurrentNo current
SurgeLight surge
White Rock dive spot

White Rock

Reef

Boat-access reef with twin pinnacles, coral gardens, and night-dive appeal.

5.0
1 dive
Visibility15 m
AccessEasy entry
CoralHealthy coral
Marine LifeGreat variety
FacilitiesBasic facilities
CrowdQuite busy
CurrentNo current
SurgeFlat calm
Japanese Gardens Koh Tao dive spot

Japanese Gardens Koh Tao

Reef

Shallow Koh Nang Yuan coral garden for easy dives and snorkeling.

5.0
2 dives
Visibility12 m
AccessEasy entry
CoralHealthy coral
Marine LifeGreat variety
FacilitiesGood facilities
CrowdQuite busy
CurrentLight current
SurgeLight surge
Koh Rong Nang เกาะโรงหนัง dive spot

Koh Rong Nang เกาะโรงหนัง

Reef
3.5
2 dives
Visibility12.2 m
CoralHealthy coral
Marine LifeAverage variety
FacilitiesNo facilities
CrowdModerate
CurrentNo current
SurgeFlat calm
Chumphon Pinnacle dive spot

Chumphon Pinnacle

PinnacleReef

Offshore Koh Tao pinnacle with big fish and current.

Visibility15 m
AccessModerate entry effort
CoralMixed health
Marine LifeExceptional variety
FacilitiesBasic facilities
CrowdQuite busy
CurrentStrong current
SurgeLight surge