Welcome to Big Blue Diving on Koh Tao.Want to learn to SCUBA dive?

You’re in the right place. You’ve found Koh Tao’s best dive school. At Big Blue Diving we have 3 big boats, including our own tech boat and some of Southeast Asia’s most experienced SCUBA instructors and divemasters. We’ve got everything you need to vacation and SCUBA dive on Koh Tao. Keep reading to see why we’re so awesome!

Looking Prices, Ready To Book?

OK want to get straight to the point? See our competitive pricing for diving and courses in Koh Tao.

Where do I start?Find the right Koh Tao diving activity for you

Student enjoys a dive on a beginner scuba course with Big Blue Diving Koh Tao

Basic Scuba Diver

3,500 ฿

Complete Beginners
1 Days 1 dive in the pool PLUS 2 dives in the sea # of Dives 12 Meters Max Depth

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WElcome homeWe’ve got everything you need for your Koh Tao Diving vacation.

Big Blue Diving Koh Tao is a renowned dive school that offers an exceptional experience for both seasoned divers and those eager to learn scuba diving. Located on the picturesque island of Koh Tao Thailand, we stand out as a premier destination for enthusiasts seeking to explore the wonders of the underwater world.

With a team of highly skilled and certified instructors, we provide top-notch scuba diving courses that cater to divers of all levels. Whether you’re a complete novice looking to learn to dive or an experienced diver seeking to obtain advanced open water diving certification, we have a course that suits your needs.

For those taking their first plunge into the underwater world, we offer comprehensive beginner diving courses. These courses are designed to instil confidence and teach fundamental skills, ensuring that every student feels comfortable and safe underwater. Under the guidance of our experienced instructors, students are introduced to the mesmerising marine life and vibrant coral reefs that Koh Tao is renowned for.

For certified divers, our dive school offers various advanced open water courses to enhance their skills and knowledge. From deep diving to underwater navigation, wreck diving to night diving, there are plenty of opportunities to expand your scuba diving expertise with Big Blue Diving Koh Tao.

Learn SCUBA at Thailands Best Dive School, with Koh Tao’s best SSI Instructors

As one of the leading dive schools in Koh Tao, we take pride in our commitment to environmental preservation and sustainable diving practices. Our passion for marine conservation shines through in our responsible approach to diving, ensuring that divers are educated about protecting the delicate underwater ecosystems.

Safety is of paramount importance. The school maintains modern diving equipment, undergoes regular safety checks, and strictly adheres to international diving standards. This dedication to safety and excellence has earned us a solid reputation among divers worldwide.

Whether you’re seeking to obtain a diving certification, learn to dive, or simply explore the magical underwater world of Koh Tao, Big Blue Diving is the ultimate dive school to make your dreams a reality. Immerse yourself in a world of marine wonders and embark on an unforgettable scuba diving adventure with the experts, and have fun while doing it!

TestimonialsWhat you wrote about us last month…

Koh Tao’s Most Certified SSI Diving School
Why Learn with Big Blue?

As one of Koh Tao’s oldest and most established dive schools, we have the instructors, the equipment and the boats to offer you the best diving education. What’s more is when you learn with us, you become part of a community that spans 25 years and all across the globe.

  1. Most Experienced Instructors: At Big Blue Diving Koh Tao, you’ll learn to dive with some of the industry’s most experienced instructors. Their extensive knowledge and expertise ensure your safety and make learning an unforgettable experience.
  2. Dedicated Courses Boat: With three dive boats, Big Blue Diving provides a dedicated courses boat, allowing for more personalized instruction. This means smaller groups and more one-on-one time with instructors, enhancing the learning process.
  3. Quality, Well-Serviced Equipment: Safety is paramount in diving. Big Blue Diving Koh Tao prides itself on providing top-notch, well-maintained equipment. Diving with reliable gear ensures a worry-free and enjoyable learning experience.
  4. Global Community: When you learn to dive at Big Blue, you become part of a global community. Meeting divers from around the world creates lasting connections and opportunities for underwater adventures in various locations.
  5. Amazing Sunsets and Vibrant Nightlife: Beyond diving, Koh Tao offers breathtaking sunsets and a lively nightlife. Enjoy your evenings with fellow divers, creating memories both below and above the water’s surface. Koh Tao truly offers the best of both worlds

We’re so good at what we doWe never shut up about it

Check out the Big Blue Diving blog

The Origins of SSI on Koh Tao?

Twenty-odd years ago, Koh Tao was a place where time slowed down, dive boats hummed along the coastline, and the clink of tanks marked the rhythm of the day. Back then, there was no SSI on Koh Tao. The island’s diving scene was dominated by PADI. It wasn’t just...

From ‘Zero to Hero’ Divemaster Course

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How Many Dive Sites on Koh Tao are there?

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Where is the Best Scuba Diving in Thailand? A Deep Dive

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Sail Rock

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The Best Dive Center in Thailand: A Comprehensive Guide

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The SSI Open Water Diving License

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PADI vs. SSI

Scuba Diving Mysteries Unraveled: PADI vs. SSI and the Quest for the Perfect Certification If there’s one thing we’ve learned over our years as one of the longest running dive schools in Thailand, it’s this: people have a lot of questions about scuba diving. And by “a lot,” I mean...

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