Reviewed · SNORKELING

Snorkelling Trip 5 Island Tour Around Koh Tao and Koh Nang yuan

★ 5.0 · 81 reviews From $27 Operated by kohtao sangthong tours · Bookable on Viator
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Five islands, one busy day at sea. This Koh Tao trip packs Nang Yuan, Mango Bay, Hin Wong Bay, Aow Leuk, and Shark Bay into roughly seven hours, with hotel pickup, equipment, meals, and boat transfers included. I like the wide range of snorkelling stops and the easy all-in-one setup, especially if you have limited time on Koh Tao.

I also like the friendly crew, onboard restroom, free underwater photography, and playful touches such as the boat slide. The main drawback is simple: popular bays can become crowded, and marine life is never guaranteed. Some departures have seen only a baby shark and one turtle, while other days have brought colourful fish, turtles, and small reef sharks.

Key details before you book

  • Nang Yuan comes first: You get about two hours for the famous sandbar beach, swimming areas, and hilltop viewpoint.
  • Four Koh Tao snorkelling areas follow: Mango Bay, Hin Wong Bay, Aow Leuk, and Shark Bay each offer a different setting.
  • Meals and gear are included: Expect Thai food, fruit, drinks, coffee or tea, pineapple cookies, snorkelling equipment, and life jackets.
  • Hotel pickup and drop-off simplify the day: The tour starts at 9:00 am from your hotel or villa area on Koh Tao and returns you after the boat trip.
  • Koh Nangyuan charges an extra entry fee: Adults pay 250 THB and children pay 120 THB.
  • The boat can carry up to 50 people: That is manageable for a group excursion, but the water may feel busy at the best-known sites.

Why this seven-hour Koh Tao trip works

Koh Tao has enough good bays to make independent planning awkward. You need transport to the pier, a boat, snorkelling gear, food, and a plan for moving between the island’s east and west coasts. This tour bundles all of that into one day.

The price, listed at $27.38 per person, is the biggest reason to consider it. For that amount, you are not just paying for a boat ride. You also get hotel transport, lunch, fruit, drinking water, hot drinks, equipment, a life jacket, and photography underwater. Add the 250 THB adult charge for Koh Nangyuan, and it remains a strong value for anyone who wants to see several famous sites without arranging separate trips.

The tradeoff is the format. This is a group boat, not a private charter. The maximum group size is 50 people, and even a reasonably sized boat can feel social and noisy. One person specifically found the music too loud, while others praised the crew for keeping the mood cheerful and making the boat feel safe.

You should also set your expectations around the sea. Water clarity, fish numbers, currents, and turtle sightings can change from one day to the next. This trip gives you several chances to see marine life, but it cannot promise a close encounter at every stop.

More Snorkeling Trips in Koh Samui

Mae Haad Pier: an easy start at 9:00 am

Your morning begins with pickup from your hotel lobby or villa area. You are driven to Mae Haad Pier, where you meet the Sangthong Tours crew. The pier portion is listed as about 30 minutes, including the transfer and meeting period.

That pickup is valuable on Koh Tao, where roads can be steep and local transport planning can add stress before a full day on the water. You do not need to find Mae Haad Pier on your own, and the company drops you back at your accommodation after the tour.

Confirmation is provided when you book. Most people can participate, and the meeting point is near public transport, although the included hotel service is the easier choice if you are staying on Koh Tao.

Bring a dry bag or another way to protect your phone. The tour includes underwater photography, but it is still sensible to keep your own valuables secure. The provided information does not specify changing facilities, so arrive ready for a day in swimwear and bring a towel.

Nang Yuan Island: two hours for the famous viewpoint

Nang Yuan is the visual centerpiece of the day. Three small islands are linked by a narrow beach, creating the familiar sandbar scene seen in many photographs of Koh Tao.

You have about two hours here. That gives you time to walk along the beach, use one of the separate swimming areas, and climb to the viewpoint on the highest island. The viewpoint requires a walk uphill, so take water and wear footwear that is comfortable for uneven ground.

The extra entry fee is not included. Adults pay 250 THB and children pay 120 THB. Keep this cost in mind when comparing the headline tour price with your actual day budget.

Nang Yuan can be the busiest stop because it is both a beach destination and a photographic landmark. If you want a quieter swim, the other bays may feel more relaxed. Still, the two-hour stop is generous compared with a quick photo visit, and it lets you choose between the viewpoint, beach, and water.

The beach that links the islands is beautiful, but it is also a place where you should follow local rules and take care not to damage the sand or marine area. The tour information confirms the beach, swimming areas, and viewpoint, but it does not promise exclusive access or a private section.

Mango Bay: lunch with a view

After Nang Yuan, the boat heads toward Mango Bay. While you are on the move, the crew serves a Thai-style lunch with fruit and drinks.

Mango Bay takes its name from the mango trees that once grew there in large numbers. The bay is known for striking turquoise water and a sheltered setting, though conditions can affect visibility. The stop is listed as about 40 minutes, so you should think of it as a compact snorkelling visit rather than a long beach stay.

The food is one of the tour’s practical strengths. The included meal offers a mix of Thai cuisine, with a vegetarian menu available. Fresh fruit is served daily, and bottled water helps you stay hydrated after several swims. Coffee or tea and pineapple cookies are also provided.

A meal on the boat saves you from wasting time returning to shore. It also means the day keeps moving through the best-known bays. If you prefer long, slow meals or a quiet restaurant setting, this will feel functional rather than leisurely. For a packed island circuit, it makes good sense.

Hin Wong Bay: boulders above, coral below

Hin Wong Bay sits on Koh Tao’s east coast and is surrounded by large boulders. Underwater pinnacles support coral, anemones, and many kinds of fish, giving this stop a more reef-focused character.

The planned visit lasts about 40 minutes. That is enough time to get into the water, look around the pinnacles, and return to the boat, but not enough for an extended snorkelling session. Use your time carefully. If the crew points out a particular section, follow that advice rather than swimming randomly around the bay.

One issue raised by the experience is limited explanation of wildlife. The crew is often praised for being friendly, helpful, funny, and attentive, but the guiding may be lighter than what you would receive on a dedicated marine biology trip. If you want names of fish, coral facts, and detailed interpretation, ask questions directly.

The bay may also feel crowded when several boats arrive together. You might see a good range of fish, or you might find visibility and animal activity modest on a particular day. That uncertainty is normal for a snorkelling trip, but it matters if wildlife sightings are your main reason for booking.

Aow Leuk Beach: the calm-looking southern stop

Aow Leuk is named for its deep, concave shape and the depth of its water. Its depth makes snorkelling possible even at low tide, which is useful when tide conditions limit other shallow areas.

The beach is known for white sand and attractive scenery. You get about 40 minutes here, usually enough for a swim and a look beneath the surface. The stop adds variety to the route because you are not visiting only rocky bays and offshore reef areas.

The short timing can feel rushed if you want to linger on the beach. This is a sightseeing and snorkelling circuit, not a day of settling into one bay. You will see more of Koh Tao, but you will trade away the freedom to stay longer at your favourite place.

Bring sunscreen and reapply it between swims. The supplied information confirms water, equipment, and life jackets, but it does not state that sunscreen is provided. A hat is useful during the boat ride and lunch.

Shark Bay: a chance to see turtles and blacktip reef sharks

The final water stop is Shark Bay, where blacktip reef sharks and sea turtles may visit. This is the part of the route likely to create the biggest expectations, so keep them realistic.

The tour allows about 40 minutes at Shark Bay. Some departures have seen turtles and baby sharks, while other conditions produced only a single turtle or a baby shark. Fish and coral can also be less impressive when the water is cloudy, crowded, or affected by strong currents.

If you see a turtle, give it space. A crowd gathering around one animal can make the encounter stressful for the turtle and unpleasant for everyone in the water. The same applies to sharks. The point is to watch calmly, not chase animals for a photograph.

Marine debris has also been noticed in the water on some days. That is disappointing, particularly at a site valued for wildlife, but it is part of the environmental reality of busy coastal areas and changing currents. The crew has acknowledged that currents can bring floating waste into the area.

The tour includes underwater photography, which is a nice touch. You can enjoy the moment without having to hold your phone in one hand. Ask how and when the photographs will be shared, since the supplied details confirm the service but do not explain the delivery process.

The boat, crew, food, and onboard comforts

The crew receives some of the strongest praise. Their friendliness, jokes, helpfulness, and attention to safety are repeated highlights. One crew even made a small fruit cake for a birthday celebration, a thoughtful detail that shows how the staff can add warmth to a standard group excursion.

The boat itself is described as comfortable, with a slide that adds some fun between snorkelling sessions. The slide is not the main reason to book, but it gives the day a playful edge, especially for families and anyone who enjoys a splash.

A restroom is available onboard. That matters during seven hours at sea, particularly when the route includes several separate swimming stops. Snorkelling equipment and life jackets are included, so you can travel light.

The music is a matter of taste. Some people enjoy a lively boat atmosphere, while one person found the volume too high. If you prefer quiet time between stops, bring patience and consider sitting away from the main speaker area if possible.

Group size, timing, and what the price really buys

The maximum group size is 50 people. That does not mean every departure will contain 50, but you should book this expecting a shared experience rather than personal service.

The route runs from a 9:00 am start to roughly 4:00 pm, depending on conditions. The schedule gives you about two hours at Nang Yuan and around 40 minutes at each of the four main Koh Tao water stops. That is efficient, but the day has a clear stop-and-go rhythm.

At $27.38 per person, the package offers good value for a first look at Koh Tao’s famous bays. You receive transport, food, drinks, gear, safety equipment, a restroom, and underwater photography. The added Nang Yuan entry fee is the one clear extra cost.

I would compare this with a private trip only if you dislike crowds, want more time at one bay, or need detailed wildlife instruction. Paying more may buy a quieter and more flexible day, but the group tour is hard to fault on basic inclusions and coverage of the island.

Who should book this Koh Tao snorkelling tour?

I would choose this experience if you have one free day, want to cover several major sites, and prefer having transport and meals handled. It suits first-time visitors, couples, families, and people who do not want to organize a boat independently.

It also works well if you want a mixture of scenery and water time. Nang Yuan gives you a viewpoint and beach, while Mango Bay, Hin Wong Bay, Aow Leuk, and Shark Bay provide different snorkelling settings.

I would hesitate if you want a quiet, private boat, long sessions at each reef, or a guide who explains every fish and coral species. The maximum group size and the possibility of crowded water are important limitations.

Weather can also change the plan. The tour requires good weather, and poor conditions may lead to a different date or a full refund. You can cancel for a full refund up to 24 hours before the 9:00 am start time. Cancellations or changes within 24 hours are not refunded or accepted.

My call: good value, with sensible expectations

Book this tour if you want the most practical way to see Koh Tao’s headline snorkelling bays in one day. The crew, food, equipment, pickup service, and broad route make it a strong budget choice.

Just do not book it solely for a guaranteed turtle or shark encounter. Go for the full mix: Nang Yuan’s sandbar and viewpoint, several coastal bays, Thai food on the boat, and the chance to see marine life when conditions cooperate. If you accept the group setting, this is an enjoyable and well-priced introduction to Koh Tao from the water.

FAQ

How long is the Koh Tao 5 Island snorkelling tour?

The experience lasts about seven hours. It starts at 9:00 am and includes hotel pickup, the boat trip, several snorkelling stops, lunch, and return transport.

Where does the tour start?

The crew meets you at SangThong Tours near Mae Haad Pier on Koh Tao. Hotel lobby pickup is offered before the boat departs.

Is hotel pickup included?

Yes. Pickup from your hotel lobby is included, and you are dropped back at your hotel or villa on Koh Tao after the tour.

Is the Koh Nangyuan entry fee included?

No. The adult entry fee is 250 THB, and the child fee is 120 THB.

What food and drinks are included?

The tour includes Thai-style lunch, a vegetarian menu, fresh fruit, bottled water, coffee or tea, and pineapple cookies.

Is snorkelling equipment provided?

Yes. Snorkelling equipment and life jackets are included.

Which snorkelling locations does the tour visit?

The route includes Mango Bay, Hin Wong Bay, Aow Leuk Beach, and Shark Bay. It also visits Koh Nangyuan for the beach, swimming areas, and viewpoint.

Can I see turtles or blacktip reef sharks?

You may see sea turtles and blacktip reef sharks at Shark Bay, but sightings depend on marine conditions and are not guaranteed.

How many people can join the tour?

The maximum group size is 50 people.

What happens if the weather is poor?

If bad weather causes cancellation, you will be offered another date or a full refund. You can also cancel up to 24 hours before the start time for a full refund. Cancellations within 24 hours are not refunded.

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