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5D4N Epic North Andaman Liveaboard Diving Adventure | 15 Dives

Unforgettable 5-Day Liveaboard Adventure in the North Andaman Sea
5.0
|10 Reviews
Group size
Up to 22 guests
DURATION
5 days 4 nights
Booking type
Join-in trip
MEET UP
Free pick-up
Group size
Up to 22 guests
Thailand’s best dive sites in one great value liveaboard journey
This 5D4N liveaboard diving trip is hands-down one of the best ways to experience the full underwater magic of Thailand’s North Andaman Sea. Unlike quicker trips that skip spots, this one gives you the perfect balance between adventure and downtime – with 15 dives across all the top sites: Similan Islands, Koh Bon, Koh Tachai, the Boon Sung Wreck, and the world-famous Richelieu Rock (often called Thailand’s best dive site!).If you're serious about diving and want to see it all without rushing or burning loads of leave days, this itinerary is perfect. You’ll be on a purpose-built, sturdy steel-hull liveaboard that’s designed just for this – comfy, spacious, and steady even when the sea’s a bit lively. With space for just 22 guests, it’s social without ever feeling crowded. Plus, there’s plenty of space to chill between dives – from the sundeck to the indoor salon decked out with AC and entertainment, it’s all set up for serious relaxation.This is ideal for certified divers who want the full North Andaman experience, not just a quick splash. You’ll love this if you’re into small dive groups, pro-level gear, a super caring crew, and dive briefings in multiple languages. Whether it's your first liveaboard or your fifth, you'll feel completely taken care of — from the amazing Thai food to the crew helping zip you into your wetsuit!What to Expect5D4N liveaboard diving trip with 15 dives across Similan, Koh Bon, Koh Tachai, Richelieu Rock & Boon Sung WreckAll equipment included – BCD, regulator, computer, wetsuit, torch, and moreDive insurance and National Marine Park fees includedSmall dive groups with one experienced instructor or divemaster for every 4–5 divers, guided in multiple languages.Free transfers from both Phuket and Khao Lak (including the airport)Delicious buffet-style meals, snacks, fruits & unlimited drinks throughout the dayAir-conditioned communal areas, relaxing sundeck, and private cabinsDive Sites & Marine Life HighlightsKoh Bon – Manta Ray Hotspot: Famous for its manta ray cleaning station, Koh Bon is the top site for spotting Oceanic Manta Rays, especially from February–April. Divers can also encounter leopard sharks, reef sharks, moray eels, octopus, cuttlefish, and vibrant reef fish such as sweetlips and trevallies. The site features a dramatic wall and ridge covered in soft corals and sea fans.Koh Tachai – Big Schools & Pelagic Action : Known for its strong currents and impressive underwater pinnacles, Koh Tachai offers exciting dives with large schools of barracuda, trevally, fusiliers, and other hunters. Occasional sightings of manta rays and whale sharks occur during the season. The site also hosts nudibranchs, shrimps, and healthy soft coral formations around massive granite boulders.Richelieu Rock – Thailand’s Best Marine Biodiversity: Richelieu Rock is one of the richest dive sites in Thailand, renowned for its extraordinary diversity of marine life. Expect huge schools of fish, barracudas, snappers, trevallies, and seasonal encounters with whale sharks. Macro lovers will find ghost pipefish, seahorses, harlequin shrimp, frogfish, nudibranchs, and countless critters hidden within soft corals, anemones, and sea fans.Boonsung Wreck – Fish Clouds & Macro Haven: This shallow wreck is packed with marine life, often so dense you can barely see the structure beneath the schools of snappers, fusiliers, batfish, and trevally. The wreck is home to moray eels, porcupinefish, lionfish, scorpionfish, rays on the sandy bottom, and a wide variety of nudibranchs and small critters — perfect for photographers and macro enthusiasts.Similan Islands: Feature multiple world-class dive sites such as Elephant Head Rock, West of Eden and Christmas Point. Expect colorful soft & hard corals, turtles, reef sharks, barracuda, trevally, moray eels, and plenty of macro creatures like nudibranchs and pipefish.Good to KnowDiscover the best of the Similan & Andaman dive sites, where vibrant reefs, big fish action, and stunning pinnacles start from 20–30 meters. To enjoy every dive to the fullest, we recommend having your Advanced Open Water (AOW) certification and don’t worry if you’re Open Water (OW), you’re still welcome on board! You can easily upgrade during the trip with a Deep Adventure Dive (valid for 1 year) or the full Advanced Open Water course. It’s a great way to level up your skills while exploring some of the most beautiful dive sites in Thailand.If you’ve done fewer than 30 dives and haven’t dived in over a year, a pool refresher is required before joining (The session available as add on)The dive team speaks English, Thai, Chinese, French, Spanish, Italian, German, Hindi and Norwegian. Just let them know your preferred language in the notes when booking, and they'll do their best to match you with the right instructorWiFi is available on board, but only where service allowsAll divers must complete trip registration and liability release forms before boardingDivers with underwater cameras must have 40 logged dives or an advanced certAirport arrivals on departure day should land by 3:00pm latestBoat Specifications / Decks & FeaturesLength / Beam: 23 m / 5 mHull: Wooden-hull vessel Sub Aqua+1Engines: 2 × Hino 350 HPGenerators: 1 × 40 kW, 1 × 50 kWCruising speed: ~ 8–9 knotsNitrox: Available on boardMax Guests 22 | Cabins 10 | Bathrooms 8Decks: Dive deck (with rinse tanks), indoor lounge / saloon, open-air dining area, sun (sundeck) / leisure deck, camera charging / rinse station, outside showers & leisure areas.Tender : 1 x Yamaha 40 HPYear built : 2010Year renovated : 2015Navigation & Safety FeaturesNavigation equipment: Depth sounder / sonar, navigation instruments / compass, standard marine navigation tools.Communication: VHF radio, mobile / satellite (or long-range) phone capability for contact/emergency use. (based on your source info)Safety gear: Life vests, life rafts / rafts, first aid kits, emergency oxygen, as well as fire-safety equipment and flaresใCrew & Emergency readiness: Crew trained for first-aid & emergency procedures; dive staff and boat crew onboard following regulated procedures for diver safety & boat safety.Amenities/facilitiesAir-conditioned cabins with multiple layout optionsIndoor salon with comfy seating, TV & entertainment systemOutdoor covered dining area with ocean viewsSundeck for lounging, sunbathing, or stargazingShared toilets and showers with provided towels and toiletriesFree drinking water, tea, coffee, juice & soft drinksHot meals and snacks served throughout the dayFree shared minivan transfers from/to Phuket and Khao LakCancellation & Refund Policy:If you cancel less than 14 days before your trip, we cannot offer a refund. Any National Park Fees already paid will still apply.If you cancel 15–30 days before your trip, you will receive 50% of your payment back.If you cancel 31 days or more before your trip, you will receive a full refund.If we need to cancel a trip because of bad weather, boat issues, or other unexpected events, you can either receive a full refund or apply your payment toward another trip during the current season.
Experience highlights
What You’ll be Doing
Day 1:
Liveaboard boarding, briefing, gear setup & dinner onboard
Day 2:
Similan Islands dives, including a night dive, with meals and briefings throughout the day
Day 3:
Similan and Koh Bon dives with meals throughout the day
Day 4:
Dives at Tachai Pinnacle and multiple at Richelieu Rock with meals in between
Day 5:
Diving at Koh Bon Pinnacle, Koh Bon, and Boonsung Wreck with hotel transfer
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What’s Included
4 nights of onboard accommodation
15 dives across premier dive sites: Similan, Koh Bon, Koh Tachai, Richelieu, and Boon Sung Wreck
Full set of dive equipment: BCD, regulator, dive computer, mask, snorkel, full foot fins, shorty wetsuit, torch
12-litre tank, weight belt and lead weights
Dive guide for small groups
National Marine Park fee
Dive insurance
Breakfast, lunch, dinner, light snacks, fresh fruits, drinking water, coffee, tea, juice and soft drinks throughout the trip
Free shared minivan transfers on departure and return days from/to Phuket and Khao Lak (including airport)
Towel and toiletries
WiFi on board (where service allows)
Snorkelling gear (fins, snorkel, mask) for non-divers
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Who you’re supporting
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Community Champion
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Plastic Waste Warrior
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Leave No Trace Steward
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Wildlife Protector
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Low Carbon Hero
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Where You’ll Sleep
Next Available Dates
Prices shown in USD
Select Time for 16 Dec 2025
Additional Information
Where we'll meet
Start Point
Free pick-up from Khao Lak(Khao Lak, Thailand)
  • 03:30pm
  • Notes: Khao Lak pick-ups are typically between 3:30pm-4:00pm.
+ 1 other option
End Point
  • End at Start Point(s)
Start & Ends
  • If Pick-up from Khao Lak
    03:30PM Free pick-up from 03:30PM on Day
  • If Pick-up from Amazon Cafe outside Gate 3 @ Phuket International Airport
    12:30PM Free pick-up from 06:00PM on Day
Suitability / Accessibility
  • Vegetarian food available
  • Child Friendly (Recommended Age: 7+)
Cancellation & other policies
  • Cancellation
    To secure your spot, your host will turn away other guests. Because of this, cancellations aren't allowed.
  • Extenuating Circumstances Policy
    If the company cancels a trip due to adverse weather conditions, boat breakdown or any other unforeseen or unplanned event, a full refund will be given, or the payment can be applied to a future trip during the current season.
What to Pack
  • Cash or card for extra drinks, Nitrox, or add-ons
  • Certification card and proof of dive insurance
  • Dive logbook (if applicable)
  • Flip-flops / water shoes for onboard comfort
  • Hat, sunglasses, and sunscreen (reef safe)
  • Light jacket or hoodie for cooler nights
  • Lightweight clothing for onboard and evenings
  • Motion sickness medication (if prone to seasickness)
  • Personal medication or essentials
  • Personal toiletries (Toothpaste and toothbrush)
  • Reusable water bottle
  • Small dry bag for personal items while diving
  • Swimsuit / rash guard
  • Waterproof camera / GoPro (optional)
From
฿33,524.85
/person
5.0(10)
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Meet your host
Chertchu has been at the heart of Khao Lak’s diving scene since 2003, running one of the area’s most respected liveaboard dive centres. With a calm, steady hand and years of experience in the Andaman Sea, he’s created a place where safety, organisation, and enjoyment come together naturally. His team of multilingual SSI dive professionals offers everything from beginner dives to instructor training, supported by modern facilities and well-maintained gear. Beyond the water, Chertchu is deeply involved in local conservation efforts—through beach clean-ups, eco-education, and artificial reef projects. He also ensures year-round jobs for his team, putting care into both the environment and the community. It's clear he’s built something meaningful, both above and below the surface.
Experience: 22 years
Speaks: Basic English, Fluent English, German, French, Spanish
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