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It's Only Open for a Few Months Each Year! Stunning Similan Islands!

TripBlog
TripBlogMar 7, 2026

Contents

  • Tachai Island
  • Similan Islands
  • Island #8 (Island Similan)
  • Island #4 (Miang Island)
  • Island #7 (Hin Pousar Island)
  • Island #9 (Ba Ngu Island)
  • Show more

It's only open for a few months each year! Stunning Similan Islands!

The Similan Islands are one of the world's top ten diving sites, which are only open from November to April. The archipelago consists of nine islands with beautiful scenery and water activities. Travelers say that the Similan Islands are a great place for diving.

Tachai Island, also known as Virgin Island, is located 20 km north of Ko Bon Island and 40 km northeast of the Similan Islands. It is an important landscape in the park. It is open from November to April each year, and there is no accommodation or other infrastructure on the island, so you can only take a one-day tour to Koh Tachai Island. The spectacle of a cave maze. Racha Island is a cave maze formed by giant rocks. There are many caves that you can go through on the island. On the 15-meter high platform, you can see a variety of tropical fish swimming around. Nurse sharks, leopard sharks and stingrays are often seen here. This is the best place to watch whale sharks. A peaceful place for diving. At the same time, the island is also a great place for all kinds of diving. Compared with the crowded and noisy Phuket Island and Samui Island, Racha Island is particularly quiet due to the lack of accommodation on the island. Tourists who don't like noise can choose to come here to enjoy its tranquility.

It's Only Open for a Few Months Each Year! Stunning Similan Islands!

The Similan Islands are composed of nine islands. It is the best diving place in Thailand, 90 km away from Phuket Island. It is open to tourists only from November to April. You must go there with a group and you have to take off your shoes when you get on the island. The pure primitive scenery is its main charm. Taking a 1 to 3-day group snorkeling tour is the easiest way to experience the Similan Islands. If you choose a multi-day tour, you will stay on the island in simple conditions. Only wooden houses or tents are available.

It's Only Open for a Few Months Each Year! Stunning Similan Islands!

Island #8 has a special rock structure, crystal clear water, and beautiful beaches. The sea area near the island is suitable for beginners to learn how to dive. When diving, you can often see turtles swimming by. At night, when countless stars hang in the sky, even time seems to stop. Due to limited resources, only changing rooms and tents can be rented to spend the night on Island #8. The price for tent rental is about 500 baht. If you want to stretch your limbs on land, a walk from Donald Duck Bay to Elephant Head Rock is a good choice. There are rocks all the way there. The rocks washed up by the sea are warmed up by the sun, and walking on the path allows you to enjoy the beauty of the whole bay. In addition, after walking 2.5 km in the forest on the island, you will reach a scenic spot called Aka Balance Rock. If you want to reach the top of the rock, you can only climb with a cable, but the scenery on the top will make you feel that everything is worth it. From the top, you can see a 180-degree sea view , and even the fish under the clear water. Of course, you need plenty of physical strength to visit this scenic spot. It is not recommended for the elderly and children.

It's Only Open for a Few Months Each Year! Stunning Similan Islands!

Miang Island, also known as Island #4, is where the park headquarters and most tourist activity centers are located. At the same time, it is the only place in the whole national park with mobile signals. If you stay on Island #4 at night, you can choose tents (500 THB), cabins with fans (1000 THB) or cabins with air conditioners (2000 THB). Usually, tents are rented in the packages booked by the agency. Power is supplied from 18:00 in the evening to 6:00 the next morning. Water is available 24 hours a day. There are no residents on Island #4. There is a rest place and a toilet. Each agency occupies its own territory and does not interfere with each other. Generally, after checking in, you will have free time. You can go snorkeling on the big beach. Or you can go to the small beach through the jungle, where there are only a few people. This place is suitable for snorkeling or relaxing. The right side of the small beach is said to be the best place for snorkeling, with lots of coral. You can also visit the scenic spots or explore the jungle. Walk 500 meters through the forest, and you will see the sunset point, where there is a smooth granite viewing platform facing out west. In addition, there is a restaurant on Island #4 that serves simple Thai food which costs 100-150 baht per person.

It's Only Open for a Few Months Each Year! Stunning Similan Islands!

Island #7 is much quieter than the other islands. The water quality here is excellent, but the waves are also very strong. Near the hush rock group of Island #7, you can find the most beautiful coral and several different sea anemones and clown fish. In addition, there is a coral park called East of Eden on the east bank of Island #7 where you can choose to snorkel or relax on a yacht. Of course, you can also go to the coral park to enjoy the charming sunset.

It's Only Open for a Few Months Each Year! Stunning Similan Islands!

Island #9 is located in the northernmost part of the Similan Islands. A snorkeling trip is normally arranged here during the two-day tour, and the payment time is about 45 minutes. The Christmas Point on Island #9 is named after a series of winding and charming bays. There are colorful shoals of bluefin trevally and tuna swimming through it. Divers can enjoy the fun of swimming here. In addition, it is also the place where you can see big turtles.

It's Only Open for a Few Months Each Year! Stunning Similan Islands!

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