Plan + Spots · Destination Guide

Koh Lanta

A chill Andaman base with day trips to manta-ready pinnacles, limestone caverns, and snorkel-clear islands

Updated Jan 23, 2026 • 18 sources

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Ao Nui

ReefWall

Ao Nui is a sheltered Phi Phi reef with a mini wall.

Visibility17 m

AccessSimple entry

CoralHealthy coral

Marine LifeGreat variety

FacilitiesBasic facilities

CrowdFew visitors

CurrentLight current

SurgeLight surge

Bida Nok Deep Site

DeepReefWall

Deep limestone wall with swim-throughs and coral formations.

Visibility10 m

AccessModerate entry effort

CoralHealthy coral

Marine LifeExceptional variety

FacilitiesBasic facilities

CrowdQuite busy

CurrentModerate current

SurgeFlat calm

Garang Heang/Hin Klai

PinnacleReef

Garang Heang/Hin Klai is a sharky Phi Phi pinnacle.

Visibility15 m

AccessModerate entry effort

CoralPristine, vibrant coral

Marine LifeGreat variety

FacilitiesLimited facilities

CrowdFew visitors

CurrentStrong current

SurgeLight surge

Hin Klai

Pinnacle

Hin Klai beginner-friendly pinnacle dive.

Visibility20 m

AccessModerate entry effort

CoralHealthy coral

Marine LifeExceptional variety

FacilitiesGood facilities

CrowdFew visitors

CurrentLight current

SurgeFlat calm

Hin Bida Reef

DeepReef

Phi Phi reef dive with leopard sharks, coral fingers, and current.

Visibility12 m

AccessModerate entry effort

CoralMixed health

Marine LifeExceptional variety

FacilitiesBasic facilities

CurrentStrong current

SurgeLight surge

Hin Dot

PinnacleReef

Hin Dot is a multi-level Phi Phi pinnacle with fish action.

Visibility10 m

AccessModerate entry effort

CoralHealthy coral

Marine LifeExceptional variety

FacilitiesBasic facilities

CrowdFew visitors

CurrentStrong current

SurgeLight surge

Hin Ngam Koh Rok

Reef

Rocky coral reef on Koh Rok Nai with a shallow slope and steady marine life.

Visibility20 m

AccessSimple entry

CoralHealthy coral

Marine LifeGreat variety

FacilitiesBasic facilities

CurrentLight current

SurgeFlat calm

HTMS Kled Kaew Ship Wreck

Artificial reefDeepWreck

Phi Phi wreck dive with strong current and big fish.

Visibility12 m

AccessModerate entry effort

CoralMixed health

Marine LifeGreat variety

FacilitiesBasic facilities

CrowdModerate

CurrentStrong current

SurgeLight surge

King Cruiser Wreck

DeepWreck

Boat-access ferry wreck on sand for experienced divers.

Ko Ngai

Reef

Ko Ngai: shallow reef-and-rock dives on a quiet island

Visibility9 m

AccessModerate entry effort

CoralHealthy coral

Marine LifeGreat variety

FacilitiesLimited facilities

CrowdFew visitors

CurrentLight current

Koh Bida Nai

PinnacleReefWall

Limestone islet dive with walls, swim-throughs, and reef life.

Visibility15 m

AccessSimple entry

CoralHealthy coral

Marine LifeExceptional variety

FacilitiesGood facilities

CrowdQuite busy

CurrentModerate current

Koh Bida Nai

Reef

Popular Phi Phi limestone reef with coral gardens, sharks, and turtle sightings.

DeepReef

Phi Phi reef dive with leopard sharks, coral fingers, and current.

Visibility12 m

AccessModerate entry effort

CoralMixed health

Marine LifeExceptional variety

FacilitiesBasic facilities

CurrentStrong current

SurgeLight surge

Hin Dot

PinnacleReef

Hin Dot is a multi-level Phi Phi pinnacle with fish action.

Visibility10 m

AccessModerate entry effort

CoralHealthy coral

Marine LifeExceptional variety

FacilitiesBasic facilities

CrowdFew visitors

CurrentStrong current

SurgeLight surge

Hin Ngam Koh Rok

Reef

Rocky coral reef on Koh Rok Nai with a shallow slope and steady marine life.

Visibility20 m

AccessSimple entry

CoralHealthy coral

Marine LifeGreat variety

FacilitiesBasic facilities

CurrentLight current

SurgeFlat calm

HTMS Kled Kaew Ship Wreck

Artificial reefDeepWreck

Phi Phi wreck dive with strong current and big fish.

Visibility12 m

AccessModerate entry effort

CoralMixed health

Marine LifeGreat variety

FacilitiesBasic facilities

CrowdModerate

CurrentStrong current

SurgeLight surge

King Cruiser Wreck

DeepWreck

Boat-access ferry wreck on sand for experienced divers.

Ko Ngai

Reef

Ko Ngai: shallow reef-and-rock dives on a quiet island

Visibility9 m

AccessModerate entry effort

CoralHealthy coral

Marine LifeGreat variety

FacilitiesLimited facilities

CrowdFew visitors

CurrentLight current

Koh Bida Nai

PinnacleReefWall

Limestone islet dive with walls, swim-throughs, and reef life.

Visibility15 m

AccessSimple entry

CoralHealthy coral

Marine LifeExceptional variety

FacilitiesGood facilities

CrowdQuite busy

CurrentModerate current

Koh Bida Nai

Reef

Popular Phi Phi limestone reef with coral gardens, sharks, and turtle sightings.

Visibility15 m

AccessModerate entry effort

CoralHealthy coral

Marine LifeGreat variety

FacilitiesBasic facilities

CrowdQuite busy

CurrentModerate current

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