Similan Islands | Dive Trip Phuket | Scuba Diving Phuket | Bubba Diving Phuket

Similan Islands

The Similan Islands, located about 100 kilometers North-West of Phuket, are a chain of 9 stunning small islands. The islands have achieved national park status and thus are fully protected under Thai law. The Similan Islands national marine park is widely recognized as the best diving in Thailand, and most would agree that the reef and marine life is some of the best in Asia.

Similan Islands, Thailand

"It's widely recognized as the best diving in Thailand and one of the best marine life in Asia."

The dive sites in the Similans range from gentle sloping coral reefs to wild current swept rocky landscapes. Most of the dive sites on the western side of the islands are rocky and the eastern dive sites are coral reefs.

Koh Bon and Koh Tachai are another 2 fantastic dive sites located north of the Similans. Koh Bon is known as a cleaning station for Manta Rays. Koh Tachai is a beautiful soft coral pinnacle with Barracuda swimming in the blue and the chance to see Manta Rays. Due to the strong currents at Koh Tachai it is recommended that you have an advanced certification.

Richelieu Rock, is located 90 kilometers further north from the Similans. Richelieu Rock is well known for it’s stunning coral gardens, and the possibility of Harlequin Shrimp, Seahorses, and Ornate Ghost Pipefish, and possibly a pineapple fish. Richelieu Rock is also well known for the possibility of seeing a Whale Shark.


  • Sea or land transfers
  • Accomodation, if any
  • All meals


  • Air transportation, if any
  • Travel Insurance
  • Basic Equipment Rental
  • Course fee or instructors fee

Experience Diving in Similan Islands

What you can see in Similan Islands


Manta Ray




Whale Shark

Best Time to Dive at Similan Islands

On November and April is the best season to dive in Similan Island (The Land of Smiles) but if you are expecting to see the whale sharks then February and April is the best choice. Sighting for Manta rays differ per year but rest assured that you’ll still see them in any given time although their numbers might be big enough to overwhelm.

Reminder: December to April is Peak Season. It’s advisable to book an early reservation

Getting There

From Phuket International  Airport, there are different transportations to consider  in order to reach Similan Island may it be by bus or taxi.If you’re not in a hurry and would like to travel while sightseeing then riding the bus would be fine but if you’re really excited to see the Similan Island then the Taxi is your best choice. And once you’ve reach Khao Lak/Tap Lamu, you’ll be riding a boat to reach the island itself.

Airport > Bus/Taxi > Khao Lak/Tap Lamu > Boat > Similan Island

Available Courses

Best Diving Season November and April
Weather Tropical
Water Temperature 26 – 31°C
Marine Animal Highlights Manta Ray, Whale Sharks and Barracuda
Water Visibility 5 – 30m
Transportation Bus/Car, SpeedBoat, Yachts, Liveaboard

Come and experience one of the top ten dive sites in the world via one of our Liveaboard cruises.

The Similan Islands are only open from November through to May, due to the weather and Thai law.

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