Discovery Divers
Situated on Chaweng Beach Road in Koh Samui, this diving operation serves both complete beginners and certified divers looking to explore the underwater environments of the Gulf of Thailand. The centre is particularly well known for its trips to Sail Rock, a celebrated dive site located between Koh Samui and Koh Phangan, where divers encounter vibrant coral formations and diverse tropical marine life. PADI certification courses, including the popular Open Water programme, are a core offering alongside single-day discovery dive packages that allow first-timers to get underwater without prior experience.
The atmosphere is consistently described by visitors as professional, welcoming, and reassuring. Instructors are named frequently in reviews — a sign of the personal attention divers receive — and the operation caters well to those who may feel nervous about diving for the first time. Equipment rental is available on site, and the beachfront location makes logistics straightforward for those staying along the Chaweng strip.
Book tours & tickets in Koh Samui
Day trips, skip-the-line entry, and guided experiences around Discovery Divers — book ahead and skip the on-the-ground markup.
We may earn a commission from bookings made through these links — at no extra cost to you. Learn more.
Experience hints
Pair your visit. After Discovery Divers, round out your day in Koh Samui with contrasting stops nearby.
Reviews from Google
We did our Open Water here and it was an absolutely fantastic experience. Right from the start we felt very comfortable and in good hands. Pierre was our instructor and simply great! He taught everything calmly, patiently and very competently. With his positive vibe, he put us at ease and ensured that we felt relaxed and well looked after at all times. The dives themselves were wonderful and perfectly organized. We would do our diving course here again at any time and can wholeheartedly recommend the diving school and especially Pierre!
It was our first time diving and we opted for the Discover Scuba one-day, two-dives package and went to Sail Rock. Our instructors Joe and Gustavo were absolutely fantastic. I didn’t know what to expect so I was really nervous but excited. The crew were so friendly and knowledgeable, and from the minute they started briefing us when we walked in to the moment we were getting off the boat at the end, they were great company. I was genuinely so grateful to be in such capable hands. They were so patient, explained everything in detail (as many times as I asked) and Joe brought me back up to the surface as many times as I needed till I was accustomed to the dive environment. Never made me feel rushed or pressured. I was worried at the start that this experience would maybe be one of those once-in-a-lifetime, one-and-done things, but no, not at all. Their passion and love for the sport was so evident and infectious I’m now itching to go back and am definitely going to look to get my certification next! We were picked up and dropped off directly at our hotel. Food was included and lunch was quick, light, and very tasty. If you’re interested (but rightfully nervous) like me, I would say take the dive (excuse the pun). You may not like it, but you may also fall in love with it, and what you see under there isn’t comparable to anything I’ve seen in marine documentaries. You won’t know until you try, and there’s no better moment than this.
Had an amazing day yesterday with Pierre, OT and Fisher guiding our group at Mango Bay and the awe-inspiring Sail Rock. Great reassuring guides, amazing sea life and a lifetime memory day. Can’t recommend Discovery Divers more highly!
A sample of visitor reviews from Google. Read all 433 reviews on Google.
Also Popular in Koh Samui

Wat Phra Yai
A 12-metre gilded Buddha, free entry and 360-degree views over the bays: half an hour well spent.

Central Samui
Air-con when you need it, open-air wings when you don't, and a food court worth the trip on its own.

THE COCOON - SAMUI VIEWPOINT
Hanging nets over the jungle canopy, sunset timed right, and a live band once it gets dark.

Wat Plai Laem
Free to enter, quick to walk, and the 18-armed Guanyin rising out of the lake is the reason to come.
Discovery Divers: Frequently Asked Questions
Is Discovery Divers worth visiting?
Discovery Divers holds a 4.8★ rating from 433 Google reviews, placing it among the highest-rated activities & tours in Koh Samui.
What are the opening hours of Discovery Divers?
Discovery Divers is typically open 11:00-18:00 — 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 Discovery Divers?
The best months to visit Koh Samui are January – August, with the most reliable weather. Crowds peak in July – August & December — going early in the day usually means fewer people. Months to think twice about: October – December (Gulf Coast monsoon).
Where is Discovery Divers located?
Discovery Divers is at 14 3 Chaweng Beach Rd, Tambon Bo Put, Amphoe Ko Samui, Chang Wat Surat Thani 84320, Thailand, in Koh Samui. Getting around Koh Samui: Songthaews (fixed routes around the ring road); Motorbike or scooter rental.
Location Info
14 3 Chaweng Beach Rd, Tambon Bo Put, Amphoe Ko Samui, Chang Wat Surat Thani 84320, Thailand095 271 0017www.discoverydivers.com/Visitor Information
Best time to visit
January – August
Avoid: October – December (Gulf Coast monsoon)
Rainy season
October – December
Avg. temperature
24°C – 32°C(75°F – 90°F)
Crowds
Peak: July – August & December
Getting there
Koh Samui Airport (USM) has direct flights from Bangkok and regional hubs (Bangkok Airways monopoly). The ferry from Surat Thani takes ~1.5 hrs and it's cheaper.
Getting around
- •Songthaews (fixed routes around the ring road)
- •Motorbike or scooter rental
- •Taxis (metered or negotiate upfront)
- •Grab available in main areas
Where to stay near Discovery Divers
Find hotels in Koh Samui on the booking sites travellers trust most.
- Compare prices across sites
- Filter for free cancellation
- Secure checkout on the partner site
Compare rates on Booking.com
Largest selection
Compare rates on Expedia
Bundle & save
Compare rates on Hotels.com
Member prices
We may earn a commission from bookings made through these links — at no extra cost to you. Learn more.
Tips for Visiting Activities & Tours
Vet Elephant Sanctuaries
Only visit sanctuaries that prohibit riding, use no chains or bullhooks, and let elephants roam freely. Elephant Nature Park in Chiang Mai set the standard. If a place offers painting shows or circus tricks, walk away.
Book Popular Activities Online
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.
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.
Nearby Places

LAVALED SAMUI (Chaweng Walking Arcade)
Half an hour of jumping between obstacles pretending the floor is lava, and yes, the adults sweat too

Samui Fun Trip & Activities (Branch1)
A Koh Samui tour agency offering island trips, jungle adventures, and snorkelling with personalised service.

Heaven Samui
A booking desk in Bo Put that takes the planning off your hands, six days a week.

Barcade
A bar-arcade concept on Koh Samui that has significantly scaled back from its original format.
Similar Activities & Tours Across Thailand

Elephant Jungle Sanctuary Phuket
No rides, no shows, just feeding, mud and washing rescued elephants in the Kathu jungle.

Safari World
A full day out east of the city, and the shows are what people remember most.

Nongnooch Pattaya Garden
Half a day minimum, 500 acres of themed gardens and dinosaurs, and you'll want to be there by 8am.

Lumphini Park
Bangkok's green lung, free to enter, and full of water monitor lizards the size of your leg.
Where to stay near Discovery Divers
Find hotels in Koh Samui on the booking sites travellers trust most.
- Compare prices across sites
- Filter for free cancellation
- Secure checkout on the partner site
Compare rates on Booking.com
Largest selection
Compare rates on Expedia
Bundle & save
Compare rates on Hotels.com
Member prices
We may earn a commission from bookings made through these links — at no extra cost to you. Learn more.
Location Info
Visitor Information
Best time to visit
January – August
Avoid: October – December (Gulf Coast monsoon)
Rainy season
October – December
Avg. temperature
24°C – 32°C(75°F – 90°F)
Crowds
Peak: July – August & December
Getting there
Koh Samui Airport (USM) has direct flights from Bangkok and regional hubs (Bangkok Airways monopoly). The ferry from Surat Thani takes ~1.5 hrs and it's cheaper.
Getting around
- •Songthaews (fixed routes around the ring road)
- •Motorbike or scooter rental
- •Taxis (metered or negotiate upfront)
- •Grab available in main areas

