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Ocean Blue Koh Tao

A highly regarded diving and water activities operator on Koh Tao, open daily from early morning.

5.0(85)Mae Haad Pier · 3 min walk
Directions

Plan your visit

Hours
Daily 07:30–20:30
Getting there
Mae Haad Pier
3 min walk

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Booking platforms like GetYourGuide give you instant confirmation and, on many activities, free cancellation — and you can read recent reviews before committing. Compare with local agencies for multi-day trips where negotiation might save more.

Details

Full opening hours
Monday07:30–20:30
Tuesday07:30–20:30
Wednesday07:30–20:30
Thursday07:30–20:30
Friday07:30–20:30
Saturday07:30–20:30
Sunday07:30–20:30

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Why go, and how to do it well

Ocean Blue Koh Tao is a well-regarded activities and tours operator based on Koh Tao, one of Thailand's most celebrated islands for diving and underwater exploration. Situated along the main coastal road of this compact Gulf of Thailand island, the operation is a natural fit for travelers drawn to Koh Tao's reputation as one of Southeast Asia's premier spots for learning to dive and experiencing vibrant marine life.

Visitors can expect a focused, enthusiastic outfit that caters to those looking to get into or under the water. Whether guests are beginners curious about their first dive or more experienced snorkelers and divers seeking guided excursions, the team appears to deliver a consistently high-quality experience, reflected in the strong feedback the operation has earned from those who have passed through.

Written by Mac Kiley · Updated Sep 2026

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Around here, on foot

Well-rated places within a short walk of Ocean Blue Koh Tao, nearest first. Minutes are at an easy pace in the heat.

Experience hints

Hidden gem
Visitor favorite

Pair your visit. After Ocean Blue Koh Tao, round out your day in Koh Tao with contrasting stops nearby.

8 17 Koh Phangan - Koh Tao, Tambon Ko Tao, Amphoe Ko Pha-ngan, Chang Wat Surat Thani 84360, Thailand

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More activities & tours nearby

All within a 2-minute walk of Ocean Blue Koh Tao.

Oxygen Tour Koh Tao

Oxygen Tour Koh Tao

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A walk-in tour desk for snorkeling and dive trips, open late enough to book after dinner.
Nitro Dive Center - Koh Tao

Nitro Dive Center - Koh Tao

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Isla Tortuga Divers Co., Ltd

Isla Tortuga Divers Co., Ltd

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SangThong Tours Koh Tao

SangThong Tours Koh Tao

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A well-regarded tour operator on Koh Tao offering island activities and excursions daily from 8am to 8pm.

Tips for Visiting Activities & Tours

Do Outdoor Activities in the Morning

Heat and humidity peak from noon to 3 PM. Schedule jungle treks, cycling tours, and outdoor cooking classes for early morning. Water activities are more flexible since you're in and out of the sea.

Ocean Blue Koh Tao: Frequently Asked Questions

Is Ocean Blue Koh Tao worth visiting?

Ocean Blue Koh Tao holds a 5.0★ rating from 85 Google reviews, placing it among the highest-rated activities & tours in Koh Tao.

What are the opening hours of Ocean Blue Koh Tao?

Ocean Blue Koh Tao is typically open 07:30–20:30 — see the full day-by-day schedule in the location info on this page. Hours can change on Thai public holidays, so check ahead for holiday visits.

When is the best time to visit Ocean Blue Koh Tao?

The best months to visit Koh Tao are March – September (calmest water, best visibility), with the most reliable weather. Crowds peak in December – January & July – August — going early in the day usually means fewer people. Months to think twice about: November (monsoon swell peaks).

Where is Ocean Blue Koh Tao located?

Ocean Blue Koh Tao is at 8 17 Koh Phangan - Koh Tao, Tambon Ko Tao, Amphoe Ko Pha-ngan, Chang Wat Surat Thani 84360, Thailand, in Koh Tao. Getting around Koh Tao: Walking around Sairee and Mae Haad; Motorbike rental (฿200–300/day; some concrete roads are extremely steep).

Also popular in Koh Tao

995 Roasted Duck

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Roasted duck over rice, dinner only, and a three-and-a-half hour window to get there.
King Rama V Rock and Statue

King Rama V Rock and Statue

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A hilltop cultural landmark on Koh Tao featuring a revered statue of King Rama V with panoramic island views.
Shark Bay

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A south-coast bay on Koh Tao, Ao Thian Og in Thai, where you snorkel with green turtles and small blacktip reef sharks off the beach, best early in the morning.
Fruit Market

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A well-stocked fresh fruit market on Koh Tao, open daily from early morning until evening.

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