15 dive operations reviewed and ranked across 8 regions. From Koh Tao's legendary dive schools to Phuket's world-class Similan operators — find the right dive centre for your trip.
Not sure what to look for? Read our guide on how to choose a dive centre — including pricing red flags and questions to ask before you book.
Read the guide →Thailand's Dive Capital — Where the World Learns to Dive
Consistently voted Koh Tao's top dive centre. Excellent instructor quality and a superb on-site resort make this a complete package.
Courses from
$330 USD
Fun dives from
$54 USD
Courses from
$368 USD
Fun dives from
$56 USD
Courses from
$330 USD
Fun dives from
$54 USD
Courses from
$290 USD
Fun dives from
$135 USD
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$295 USD
Fun dives from
$45 USD
Courses from
$330 USD
Fun dives from
$54 USD
Courses from
$330 USD
Fun dives from
$54 USD
Gulf of Thailand Gateway — Day Trips to World-Class Dive Sites
Koh Samui's only PADI IDC Centre — exceptional instruction from beginner to instructor level, intimate group sizes, and the fastest access to Sail Rock on the island.
Courses from
$550 USD
Fun dives from
$150 USD
More Than Full Moon — Hidden Reef Gems in the Gulf
Courses from
$285 USD
Fun dives from
$48 USD
Andaman Sea Hub — Doorway to Thailand's Most Spectacular Diving
Possibly the highest-rated dive centre in Phuket. Family-run with an emphasis on quality that larger operations can't match.
Courses from
$535 USD
Fun dives from
$130 USD
Manta Rays, Limestone Karsts, and Pristine Andaman Reefs
Courses from
$475 USD
Fun dives from
$46 USD
Courses from
$320 USD
Fun dives from
$50 USD
Courses from
$310 USD
Fun dives from
$48 USD
Iconic Islands, Spectacular Reefs, and Legendary Leopard Sharks
Courses from
$340 USD
Fun dives from
$52 USD
Thailand's East Coast — HTMS Chang Wreck and Pristine Reefs
Courses from
$465 USD
Fun dives from
$99 USD