Diving in Thailand
Thailand offers some of the best diving in Southeast Asia, with crystal clear waters, vibrant coral reefs, and an abundance of marine life. From the Andaman Sea to the Gulf of Thailand, divers can explore a variety of underwater environments.
Whether you're looking to spot whale sharks at Richelieu Rock, explore the famous dive sites around the Similan Islands, or enjoy the convenience of shore diving in Koh Tao, Thailand has something for every diver.
Best Time to Visit
November to April (Andaman Sea), March to September (Gulf of Thailand)
Dive Experience
All levels, with many sites suitable for beginners
Marine Life
Whale sharks, manta rays, reef sharks, turtles, and over 1,000 species of fish
Featured Resorts in Thailand
Phuket Dive & Beach Resort
Phuket
Luxury beachfront resort with its own dive center offering daily trips to the best dive sites around Phuket and the Similan Islands.
Koh Tao Divers Lodge
Koh Tao
Budget-friendly resort perfect for divers and those looking to get certified. Located just steps from some of Koh Tao's best shore diving sites.
Phi Phi Island Dive Resort
Koh Phi Phi
Mid-range resort with stunning views and easy access to the famous dive sites around Phi Phi Islands, including Shark Point and Bida Nok.
Koh Samui Coral Cove
Koh Samui
Relaxed beachfront resort offering easy access to Sail Rock, one of Thailand's premier dive sites known for whale shark sightings.
Similan Islands Eco Lodge
Khao Lak (Similan Islands)
Eco-friendly resort offering liveaboard trips to the pristine Similan Islands, known for their exceptional visibility and diverse marine life.
Krabi Beachfront Dive Resort
Krabi
Luxury resort with stunning limestone cliff views, offering easy access to Krabi's underwater caves and vibrant reefs.
Popular Dive Sites in Thailand
Richelieu Rock
Famous for whale shark sightings and vibrant soft corals. One of Thailand's premier dive sites.
Depth: 5-35m | Level: Intermediate to Advanced
Similan Islands
Crystal clear waters with exceptional visibility, boulder formations, and diverse marine life.
Depth: 5-40m | Level: All levels
Sail Rock, Koh Tao
Pinnacle rising from the depths, known for schools of barracuda and occasional whale shark sightings.
Depth: 8-30m | Level: Intermediate
Shark Point, Phi Phi
Named for its leopard sharks, this site also features colorful soft corals and abundant marine life.
Depth: 10-25m | Level: Intermediate