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Home/Destinations/Koh Samui/Snorkelling & Islands

Koh Tao & Snorkelling Tours from Koh Samui

Discover the Gulf’s best underwater scenery from Koh Samui: snorkelling trips to Koh Tao and the iconic triple-island of Koh Nang Yuan, plus Pig Island (Koh Madsum) and Koh Taen, with vivid coral, tropical fish and crystal-clear water by speedboat or longtail. A snorkeller’s paradise.

184 tours · prices per person, book with partner

Full day snorkeling adventure around Koh Tao
Koh Tao
Full day snorkeling adventure around Koh Tao
5.0(2,568)·7 hours
from$29/ person
via Viator
Half Day Highlights Koh Samui Tour
Koh Samui
Half Day Highlights Koh Samui Tour
4.9(1,572)·5 hours
from$30/ person
via Viator
Pig Island Tour by Speedboat with Snorkeling
Koh Samui
Pig Island Tour by Speedboat with Snorkeling
4.7(768)·5–6 hours
from$57/ person
via Viator
Snorkeling Tour Koh Tao & Koh Nang Yuan from Samui by Speedboat
Bophut
Snorkeling Tour Koh Tao & Koh Nang Yuan from Samui by Speedboat
4.3(357)·9 hours
from$58/ person
via Viator
Snorkel Tour to Koh Nangyuan and the hidden bays of Koh Tao onboard the Oxygen
Koh Tao
Snorkel Tour to Koh Nangyuan and the hidden bays of Koh Tao onboard the Oxygen
4.8(211)·7 hours
from$33/ person
via Viator
Koh Tao and Koh Nang Yuan VIP Small Group Tour
Bophut
Koh Tao and Koh Nang Yuan VIP Small Group Tour
4.9(152)·6–7 hours
from$135/ person
via Viator
Snorkeling and Kayaking Tour at Angthong Marine Park by Speedboat from Koh Samui
−9%
Koh Samui
Snorkeling and Kayaking Tour at Angthong Marine Park by Speedboat from Koh Samui
4.1(152)·7–8 hours
from$54$60/ person
via Viator
Pig Island Snorkeling & Sightseeing Tour By Speedboat From Koh Samui
−10%
Koh Samui
Pig Island Snorkeling & Sightseeing Tour By Speedboat From Koh Samui
3.7(139)·6–7 hours
from$45$50/ person
via Viator
Koh Samui: Koh Tao & Koh Nang Yuan Snorkeling Tour by Speed Boat
Bophut
Koh Samui: Koh Tao & Koh Nang Yuan Snorkeling Tour by Speed Boat
4.5(136)·9 hours
from$64/ person
via Viator
Snorkelling Trip 5 Island Tour Around Koh Tao and Koh Nang yuan
Koh Tao
Snorkelling Trip 5 Island Tour Around Koh Tao and Koh Nang yuan
4.8(135)·7 hours
from$29/ person
via Viator
Koh Samui Sightseeing Tour Around The Island
Bophut
Koh Samui Sightseeing Tour Around The Island
4.7(130)·5 hours
from$26/ person
via Viator
5 Islands Full-Day Tour Around Koh Tao and Koh Nangyuan
Koh Tao
5 Islands Full-Day Tour Around Koh Tao and Koh Nangyuan
4.7(87)·7 hours
from$29/ person
via Viator
Snorkel Tour to Koh Nangyuan and Koh Tao by Speed Boat from Koh Phangan
Ko Pha Ngan
Snorkel Tour to Koh Nangyuan and Koh Tao by Speed Boat from Koh Phangan
3.8(81)·8 hours
from$67/ person
via Viator
Koh Tao Snorkeling Tour to Hidden Bays and Koh Nang Yuan
−9%
Koh Tao
Koh Tao Snorkeling Tour to Hidden Bays and Koh Nang Yuan
4.8(61)·6–7 hours
from$37$41/ person
via Viator
Full-Day Trip to Koh Tao and Koh Nang Yuan from Koh Samui by Speedboat
Koh Samui
Full-Day Trip to Koh Tao and Koh Nang Yuan from Koh Samui by Speedboat
3.5(50)·9 hours
from$63/ person
via Viator
Koh Nang Yuan and Koh Tao 5 Point Snorkeling Tour
Koh Tao
Koh Nang Yuan and Koh Tao 5 Point Snorkeling Tour
4.3(40)·6–7 hours
from$33/ person
via Viator
Full-Day Cruise of Koh Nang Yuan and Koh Tao From Koh Samui
Koh Samui
Full-Day Cruise of Koh Nang Yuan and Koh Tao From Koh Samui
3.6(39)·7–8 hours
from$66/ person
via Viator
Koh Tao & Koh Nangyuan by Speed Boat (Snorkeling trip from Koh Samui)
Koh Samui
Koh Tao & Koh Nangyuan by Speed Boat (Snorkeling trip from Koh Samui)
4.1(36)·8 hours
from$55/ person
via Viator
Snorkel Trip to Koh Nangyuan and Bays of Koh Tao By The Oxygen
−9%
Koh Tao
Snorkel Trip to Koh Nangyuan and Bays of Koh Tao By The Oxygen
4.8(33)·6–7 hours
from$29$32/ person
via Viator
Koh Tao and Koh Nang Yuan Speedboat Tour from Koh Phangan
Ko Pha Ngan
Koh Tao and Koh Nang Yuan Speedboat Tour from Koh Phangan
4.2(31)·7–8 hours
from$72/ person
via Viator
Pig Island, Koh Mat Sum, and Koh Tan Tour from Koh Samui
Bophut
Pig Island, Koh Mat Sum, and Koh Tan Tour from Koh Samui
4.3(21)·6 hours
from$49/ person
via Viator
Koh Pha Ngan: Koh Tao and Koh Nang Yuan Speedboat Snorkel Tour
−10%
Ko Pha Ngan
Koh Pha Ngan: Koh Tao and Koh Nang Yuan Speedboat Snorkel Tour
3.9(20)·7–8 hours
from$72$80/ person
via Viator
From Koh Samui: Koh Tao & Koh Nang Yuan Snorkeling (by Speedboat)
Koh Samui
From Koh Samui: Koh Tao & Koh Nang Yuan Snorkeling (by Speedboat)
3.8(20)·9h 30min
from$62/ person
via Viator
Pink Dolphin and Pig Island Snorkeling Tour from Koh Samui
Surat Thani
Pink Dolphin and Pig Island Snorkeling Tour from Koh Samui
4.3(18)·6 hours
from$63/ person
via Viator
No Rush Morning & Afternoon 5 Stop Snorkeling tour for Koh Tao
Koh Tao
No Rush Morning & Afternoon 5 Stop Snorkeling tour for Koh Tao
4.7(17)·6–7 hours
from$29/ person
via Viator
Koh Tao and Koh Nang Yuan Snorkeling Trip By Speedboat From Koh Samui
−9%
Koh Samui
Koh Tao and Koh Nang Yuan Snorkeling Trip By Speedboat From Koh Samui
4.0(13)·7–8 hours
from$61$67/ person
via Viator
Day Trip to Koh Nangyuan & Koh Tao by Insea Speedboat from Koh Samui
Bophut
Day Trip to Koh Nangyuan & Koh Tao by Insea Speedboat from Koh Samui
3.5(13)·7h 30min
from$64/ person
via Viator
Koh Tao and Koh Nang Yuan Speedboat Tour from Koh Samui
Koh Samui
Koh Tao and Koh Nang Yuan Speedboat Tour from Koh Samui
4.2(10)·7 hours
from$64/ person
via Viator
Snorkel Tour to Koh Nangyuan and Koh Tao by Speed Boat from Koh Samui
Bophut
Snorkel Tour to Koh Nangyuan and Koh Tao by Speed Boat from Koh Samui
3.6(9)·8 hours
from$61/ person
via Viator
Ko Tao: Ko Nangyuan & Hidden Bays Snorkeling Tour with Lunch
Koh Tao
Ko Tao: Ko Nangyuan & Hidden Bays Snorkeling Tour with Lunch
4.5(8)·6h 30min
from$29/ person
via Viator
Koh Tan and Pig Island Speed Catamaran Tour from Koh Samui
−9%
Koh Samui
Koh Tan and Pig Island Speed Catamaran Tour from Koh Samui
4.5(8)·4 hours
from$53$59/ person
via Viator
Koh Tao and Nang Yuan Snorkeling Day Trip from Koh Pha Ngan
Ko Pha Ngan
Koh Tao and Nang Yuan Snorkeling Day Trip from Koh Pha Ngan
2.5(8)·8 hours
from$72/ person
via Viator
Snorkeling & Kayaking Trip at Koh Madsum and Koh Tan By Speedboat From Koh Samui
−9%
Koh Samui
Snorkeling & Kayaking Trip at Koh Madsum and Koh Tan By Speedboat From Koh Samui
3.8(5)·5–6 hours
from$51$57/ person
via Viator
Koh Tan and Koh Madsum Snorkeling Trip By Speedboat From Koh Samui
Koh Samui
Koh Tan and Koh Madsum Snorkeling Trip By Speedboat From Koh Samui
3.8(5)·6–7 hours
from$59/ person
via Viator
Ko Tao and Koh Nang Yuan Speedboat Day Trip from Samui with Lunch
Koh Samui
Ko Tao and Koh Nang Yuan Speedboat Day Trip from Samui with Lunch
4.8(4)·8–10 hours
from$73/ person
via Viator
Koh Samui Ang Thong Big Boat Snorkeling with Kayaking Option
Koh Samui
Koh Samui Ang Thong Big Boat Snorkeling with Kayaking Option
5.0(3)·8–9 hours
from$40/ person
via Viator
Pig Island Tour by Teak Cruise with Snorkeling From Koh Samui
Koh Samui
Pig Island Tour by Teak Cruise with Snorkeling From Koh Samui
5.0(3)·7 hours
from$31/ person
via Viator
Pig Island Koh Taen Snorkeling Tour by Speedboat from Koh Samui
−9%
Koh Samui
Pig Island Koh Taen Snorkeling Tour by Speedboat from Koh Samui
5.0(3)·4–5 hours
from$51$57/ person
via Viator
Koh Tao & Koh Nangyuan Snorkeling Tour by Speedboat from Ko Samui
Koh Samui
Koh Tao & Koh Nangyuan Snorkeling Tour by Speedboat from Ko Samui
3.7(3)·8–9 hours
from$111/ person
via Viator
From Samui Koh Tao and Nangyuan Snorkeling Tour Day Trip
Koh Samui
From Samui Koh Tao and Nangyuan Snorkeling Tour Day Trip
4.0(2)·10 hours
from$61/ person
via Viator
Koh Tao and Koh Nangyuan Snorkeling Tour by Speedboat from Ko Samui
Bophut
Koh Tao and Koh Nangyuan Snorkeling Tour by Speedboat from Ko Samui
5.0(1)·8–9 hours
from$89/ person
via Viator
Koh Tao and Koh Nang Yuan Snorkel Tour via Speedboat from Samui
Koh Samui
Koh Tao and Koh Nang Yuan Snorkel Tour via Speedboat from Samui
5.0(1)·9 hours
from$67/ person
via Viator
Koh Tao and Koh Nang Yuan Snorkel Paradise from Koh Samui
Bophut
Koh Tao and Koh Nang Yuan Snorkel Paradise from Koh Samui
7 hours
from$57/ person
via Viator
Amazing 5 Point Snorkeling Tour in Koh Tao and Koh Nang Yuan
−10%
Surat Thani
Amazing 5 Point Snorkeling Tour in Koh Tao and Koh Nang Yuan
7 hours
from$28$31/ person
via Viator
Koh Tao and Koh Nang Yuan Colorful Snorkeling Day Trip
Koh Tao
Koh Tao and Koh Nang Yuan Colorful Snorkeling Day Trip
6–7 hours
from$37/ person
via Viator
Koh Tao and Koh Nang Yuan Full-Day Snorkeling Trip by Speedboat
−9%
Surat Thani
Koh Tao and Koh Nang Yuan Full-Day Snorkeling Trip by Speedboat
7 hours
from$42$47/ person
via Viator
Koh Tao and Nang Yuan 5 Spot Snorkeling with Lunch
Koh Tao
Koh Tao and Nang Yuan 5 Spot Snorkeling with Lunch
7 hours
from$51/ person
via Viator

Snorkelling & Islands in Koh Samui — FAQ

What is Koh Nang Yuan?
Koh Nang Yuan is a stunning trio of tiny islands linked by sandbars near Koh Tao, famous for its viewpoint and excellent snorkelling — a highlight of island tours from Koh Samui.
Is Koh Tao good for snorkelling from Koh Samui?
Yes — Koh Tao and neighbouring Koh Nang Yuan have some of the Gulf of Thailand’s clearest water and best coral, reached by speedboat day tours from Koh Samui.
What is Pig Island near Koh Samui?
Pig Island (Koh Madsum) is a small island near Koh Samui where friendly pigs roam the beach; snorkelling tours often combine it with Koh Taen for a fun, relaxed half-day.

More things to do in Koh Samui

Ang Thong ParkIsland SightseeingElephant Sanctuary