scuba-diving-in-thailand

Scuba Diving In Thailand: 2025 Travel Guide for Adventurers

2 May, 2025

5 minutes read
Written by- Arpit

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2 May, 2025

5 minutes readWritten by - Arpit

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Table of Contents

Table of Contents

  • Best Time For Scuba Diving In Thailand
  • Best Places For Scuba Diving In Thailand
  • 1. Similan Islands
  • 2. Koh Tao
  • 3. Phuket
  • 4. Koh Samui
  • 5. Phi Phi Islands
  • 6. Surin Island
  • 7. Koh Chang 
  • Tips For Scuba Diving In Thailand 
  • Why Scuba Diving In Thailand?
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Thailand is a tropical paradise for everyone trying to have a vacation near the beaches, sipping their smoothie and soaking the nature. And, the coolest part? The adventure activities in Thailand bring life to all these beaches.

If you have ever dreamt of doing scuba diving in Thailand, this can be your dream vacation to Thailand, where the radiant underwater world would mesmerize you. The best places in Thailand for scuba diving include Koh Tao, Koh Samui, Similan Islands, Phuket, and the list goes on. Every time you try to pull out something new for yourself, every place will let you have its own adventure, so don’t forget to add the best scuba diving destinations in Thailand to your itinerary.

Get your journey planned to experience the waves, slow life, but with an amazing nightlife with the best Thailand trip packages.

Best Time For Scuba Diving In Thailand

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Are you planning to go scuba diving in Thailand? As it is a tropical country, you can go at any time of the year.

However, the best time can be considered as November and April, as May experiences heavy rainfall and a lot of marine reserves get closed due to it.

The months of December to February are particularly popular, as the weather is cool and pleasant, and visibility underwater is often excellent. During this time, divers can explore the beautiful waters teeming with marine life, encounter colorful schools of fish, and discover the diverse underwater landscapes that Thailand’s dive sites have to offer.

However, it’s essential to note that specific regions in Thailand may have slightly different peak diving seasons.

Best Places For Scuba Diving In Thailand

Scuba diving in Thailand is a wholesome experience that you should try at some particular places for a great time. So, here are some places for the best scuba diving in Thailand - let’s get started.

1. Similan Islands

It is located in the Andaman Sea off the west coast of Thailand and is known for being the best scuba diving place in Thailand. You can witness the crystal clear waters and an extraordinary diversity of marine life.

The magical underwater landscapes are enjoyed by the people, including tropical fishes, majestic manta rays, graceful whale sharks, and much more. The visibility underwater is often exceptional, which provides a beautiful experience for divers exploring the beautiful garden and fascinating topography.

With the beautiful combo of breathtaking scenery and a wide range of marine diversity, the Similan islands stand as a scuba diver’s paradise, promising unforgettable underwater adventures in the heart of the Andaman Sea.

Cost: INR 8,000 Onwards

Best Diving spot: Hin Pusar

Suggested read: Best restaurants in Thailand

2. Koh Tao

Koh Tao is a small island in Thailand which is famous for its clear blue waters and amazing underwater world. It is one of the perfect places for scuba diving in Thailand or even want to learn diving. Surrounded by some gorgeous beaches, these great spots are the opportunities to explore underwater world!

It is also known as the “Turtle Island”, which provides you with a diverse underwater world teeming with exotic marine life and crystal clear visibility. Why not experience something with a plethora of dive sites suitable for all levels of divers?

Want to have an extraordinary experience with scuba diving in Thailand? Then, Koh Tao should be at the top of your list!

Cost: INR 6,500 ONWARDS

Best Diving Spot: Chumphon Pinnacle

3. Phuket

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Scuba diving in Thailand – one of the best things to do in Phuket! After exploring the city, you can dive deep for a great experience. The waters around Phuket are clear and full of life, with tropical fish and even sea turtles.

Whether you are new to diving or an expert, there are best places for scuba diving in Phuket with beautiful coral reefs, colorful fishes and much more. These islands are just a baot ride away making it easy to dive into the adventure.

Phuket is definitely an ideal destination for those seeking adventure beneath the waves. Whether exploring the depths of the sea, there are beautiful underwater treasures to be witnessed. So, do not miss on one of the greatest experiences in life – scuba diving in Thailand.

Cost: NR 6,000 Onwards

Best diving spot: Koh Dok Mai

Suggested Read: Jim Thompson Restaurant in Thailand

4. Koh Samui

Koh Samui is a beautiful island in Thailand, and it's also a great place for scuba diving! The waters around Koh Samui are warm and clear, with lots of colorful fish, coral reefs, and even small sharks.

Whether you're new to diving or have done it before, you’ll find lots of dive spots to explore. Ang Thong National Marine Park and Koh Tan are two of the most popular places to dive, offering amazing underwater views. If you want to experience Thailand's underwater beauty, Koh Samui is one of the best scuba diving destinations in Thailand!

Cost: INR 11,000 onwards

Best diving spot: Sail Rock

Suggested read: Best time to visit Thailand

5. Phi Phi Islands

Phi Phi Islands is hands down the most beautiful and charming island in Thailand. When you want to have a great of experience of scuba diving in Thailand, you must not miss on this gem.

The most famous dive site here is Hin Deang, known for its deep blue water and diverse sea life. Whether you’re a beginner or experienced diver, Phi Phi Islands offers something for everyone. If you want to explore an underwater world full of beauty and surprises, diving in Phi Phi is a must!

Also, the underwater topography caters to all levels and enjoy their own experience. The great beauty and wide range of species make it a prime destination for scuba diving in Thailand.

Cost: INR 7,000 Onwards

Best Diving Spot: Koh Ban

6. Surin Island

Let’s know about one more fascinating place for scuba diving in Thailand! It is perfect for those who would love to spot different species of fishes and utmost beauty all around.

It is also usually less crowded and not visited by many divers because of its location, but it is a full of beauty! If you get the chance to travel here, you would definitely be amazed by the scenic beauty and a great experience.

So, get ready to spot a whale or manta rays, if you are here in the months of February and April.

Cost: INR 3,000 onwards

Best diving spot: Richelieu Rock

Suggested read: Nude beaches in Thailand

7. Koh Chang 

Looking for the best scuba diving places in Thailand? Here is a gem that you can invest your time in. it is definitely one of the most visited spots in Thailand, and since 2012, it has gained more popularity among divers.

People get really excited after seeing the scenic beauty and a great adventure waiting ahead. Also, a ship sank here, and since then a lot of divers visit this spot for adventurous experiences.

Since then, it has also been seen and considered as one of the best scuba diving places in Thailand that you should not miss.

Cost: INR 3,000 onwards

Best diving spot: HTMS Chang

Tips For Scuba Diving In Thailand 

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If you want to have a wholesome experience and a great one, do follow these tips to make your time worth it. Thailand travel tips – Let’s get started without any further ado.

  1. If you are a beginner, must try and indulge in the learning schools before you take a dive. They would help you learn better and have a good experience like never before.
  2. To avoid health issues, you must take a break of 24 hours after your first dive and then take your flight. Else, it can cause nausea and uneasiness for the people who are not well-known of it.
  3. You must be well aware of the different skin infections that can be caused, so get your wounds covered before you dive and start your thrilling experience.
  4. Keep yourself hydrated before you dive in. Also, you should avoid binge-drinking a day before the dive as it would dehydrate your body to another level.
  5. If you are an hydrophobic, you must stay away of this activity and do not indulge as it can cause various problems.
  6. You can also get certified from various places in Thailand and have a proper certificate fpr the same, such as Koh Tao and many more.

Why Scuba Diving In Thailand?

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Scuba diving in Thailand is a captivating experience that attracts many visitors from all around the world. The popularity can be attributed to a combination of breathtaking underwater landscapes, diverse marine life and a great experience like never before.

The country also has many scuba diving places in Thailand, such as the Similan Islands, Koh Chang, and many more.

Also, Thailand has a wide range of spots where visitors can witness Whale sharks, Manta rays, and incredible species of fish.

The Similan islands in Thailand have also been ranked as one of the top islands in the world, so it is definitely a gem that you cannot miss.

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