Thailand's Andaman Sea is home to Southeast Asia's most popular liveaboard diving — the legendary Similan Islands and Surin Islands national parks, accessible only by boat. From the world-famous Richelieu Rock (one of the best dive sites on Earth) to the granite boulders of the Similans, Thailand offers incredible diversity and value. Compare all Thailand liveaboard options on Blue Rides: filter by price, departure date, and vessel type. Every boat is personally vetted, with transparent pricing and verified guest reviews. Encounter whale sharks at Richelieu Rock, swim through dramatic swim-throughs, and explore pristine coral gardens — all with our best-price guarantee.
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Simple but well-organized boats with shared or semi-private cabins. Excellent value for world-class diving.
Budget-conscious divers — best value in Asia
Comfortable vessels with en-suite cabins, good Thai cuisine, and professional crew.
Most divers — great comfort at a fair price
Premium motor yachts with spacious cabins, gourmet meals, and exclusive service.
Luxury seekers wanting premium Andaman Sea diving
Thailand liveaboards operate during the dry season from October to May, departing mainly from Khao Lak or Tab Lamu pier. Vessels range from budget boats to luxury motor yachts. The Similan Islands National Park charges an entrance fee (approximately 1,500 THB). Water temperature: 27–30°C with excellent visibility.
Explore Thailand's underwater wonders in comfort and style aboard the Raga.
Embark on an unforgettable diving adventure through Thailand's Andaman Sea aboard the Raga, a vessel designed for comfort and exceptional underwater exploration.
Explore Thailand's underwater marvels with comfort and personalized service.
Embark on an unforgettable underwater journey through Thailand's pristine waters aboard the Seatopia, a purpose-built liveaboard designed for intimate diving adventures.
Explore Thailand's Andaman Sea on a comfortable liveaboard, offering exceptional diving and a relaxed atmosphere.
Embark on an unforgettable journey through Thailand's Andaman Sea aboard the M/V Andaman, a vessel designed for comfort and exceptional diving adventures. Explore vibrant coral reefs and majestic marine life in an intimate setting.
Explore Thailand's underwater wonders on the MV Bavaria, where comfort meets incredible diving.
Embark on an unforgettable underwater journey through Thailand's Andaman Sea aboard the MV Bavaria, a liveaboard designed for intimate dive experiences.
Explore Thailand's underwater wonders in luxury and comfort.
Embark on an unforgettable dive adventure through Thailand's pristine waters aboard the Deep Andaman Queen, a luxurious liveaboard offering exceptional comfort and access to vibrant underwater worlds.
Unveiling Thailand's underwater treasures with comfort and style.
Embark on an unforgettable underwater journey through Thailand's Andaman Sea aboard the Mandarin Queen 9, a luxurious liveaboard designed for discerning divers.
Discover Thailand's underwater wonders with intimate diving and personalized service.
Embark on an intimate dive adventure through Thailand's pristine Similan and Surin Islands aboard the MV Marco Polo, where personalized service meets breathtaking underwater encounters.
Embark on a legendary dive adventure aboard a classic Chinese junk in Thailand's Andaman Sea.
Step aboard The Junk, a historic vessel that blends traditional charm with modern comforts for an unforgettable diving expedition to Thailand's spectacular Similan and Surin Islands.
Explore Thailand's underwater world aboard the Thailand Aggressor.
The Thailand Aggressor offers dive expeditions through the biologically rich Andaman Sea, accommodating 16 guests.
Exclusive 18-guest Phinisi-style dive voyages featuring specialized camera zones, sustainable solar power, and nitrox-supported diving.
The Andaman Sea, bordering Thailand's western coast, represents a significant biological crossroads, explored by the 34.1-meter Thailand Master.
Explore Thailand's Andaman Sea with comfort and exceptional diving.
Embark on an unforgettable journey through the Andaman Sea aboard the Aqua, where exceptional diving meets unparalleled comfort and hospitality. Discover vibrant reefs and diverse marine life in Thailand's pristine waters.
Discover Thailand's underwater wonders in comfort and style aboard the Bunmee 4.
Embark on an unforgettable dive adventure through Thailand's pristine waters aboard the Bunmee 4, a liveaboard designed for comfort and exceptional underwater exploration.
Explore Thailand's underwater wonders with comfort and expert guidance.
The Manta Queen 1 navigates Thailand's Andaman Sea, offering access to its diverse marine ecosystems and celebrated dive locations.
Professionally Updated Ship Ideal for Collective Scuba Trips in Thailand
Thailand's North Andaman Sea, a dynamic marine region influenced by monsoon patterns, offers a diverse underwater environment for exploration.
Explore Thailand's Andaman Sea on a purpose-built dive liveaboard.
Embark on an unforgettable dive adventure through Thailand's Andaman Sea aboard the Sawasdee Fasai, a purpose-built liveaboard designed for comfort and exceptional underwater exploration.
Explore Thailand and Myanmar's underwater wonders aboard a purpose-built dive liveaboard.
Embark on an unforgettable underwater adventure through the vibrant waters of Thailand and Myanmar aboard the Smiling Seahorse, a vessel crafted for exceptional dive liveaboard experiences.
Explore Thailand's Similan Islands with ultimate flexibility and comfort.
Discover the vibrant underwater world of Thailand's Similan Islands aboard the intimate Stingray catamaran, offering flexible itineraries for both day-trippers and overnight guests.
Discover Thailand's underwater treasures aboard the Explorer, your gateway to the Similan and Surin Islands.
Embark on an unforgettable diving adventure through Thailand's pristine waters aboard the Explorer, where vibrant reefs and magnificent marine life await.
Explore Thailand's Similan Islands aboard the MV Pawara, where vibrant reefs and pelagic encounters await.
Embark on an unforgettable dive safari through Thailand's Similan Islands aboard the MV Pawara, a vessel crafted for exceptional underwater exploration.
Explore Thailand's Andaman Sea with expert guides and comfortable amenities.
Embark on an unforgettable diving adventure through Thailand's Andaman Sea aboard the Gentle Giant, a vessel designed to bring you face-to-face with the region's most spectacular underwater wonders.
Thailand's liveaboard season is strictly seasonal, running from October to May when the Similan and Surin Islands national parks are open.
Best visibility, warmest water, and highest chance of whale shark encounters at Richelieu Rock.
Parks reopen with fresh, healthy reefs. Manta rays more common. Slightly cooler water.
Last chance before parks close. Good conditions, good value, and fewer boats.
Most Thailand liveaboards follow well-established routes that maximise marine life encounters. Here are the most popular itineraries:
The most popular Thai liveaboard route covering the Similan Islands granite boulders, swim-throughs, and vibrant coral gardens.
Extended route adding the Surin Islands and the legendary Richelieu Rock for whale sharks and world-class macro diving.
Premium expedition adding the remote Myanmar (Burma) Banks with large sharks, rays, and untouched reef systems.
Planning your first Thailand dive safari? Below you'll find answers to the most common questions – from visa requirements and costs to what marine life awaits you. If anything is still unclear, our team is happy to help.