5 Islands Day Trip to Koh Nangyuan from Koh Tao

Koh Nangyuan’s narrow strip of white sand links three small islands, and the view from above makes this full-day boat trip more than a string of snorkel stops. You’ll also visit Japanese Garden and several bays around Koh Tao, with a Thai lunch served on board.

I like the mix of a short viewpoint hike and time in the water, and the practical extras: hotel transfers, snorkel gear, life jackets and underwater photos are included. Crew members have been praised for helping nervous swimmers, too; one guide named Tai was singled out for patient support.

The trade-off is a long day, with busy snorkel sites at popular times and a schedule that can shift with weather, waves and crowds. If you’re new to snorkelling, ask for help before entering the water, since explanations in English may vary.

• Koh Nangyuan’s viewpoint gives you a striking look at the three islands and their connecting sandbar.
• Japanese Garden is the first planned snorkel stop, with about 30 minutes in the water.
• Four Koh Tao bays are part of the route: Mango Bay, Hin Wong Bay, Aow Luek and Shark Bay.
• Lunch and refreshments are included, along with snorkel equipment, a life jacket and free underwater photos.
• The extra island fee is not included: budget 250 THB per adult and 120 THB per child for Koh Nangyuan.
• The boat leaves at 9 a.m. and returns around 5:30 p.m., with hotel pickup on Koh Tao except at Mango Bay and Lighthouse Beach.

A full day around Koh Tao, not just a stop at Nangyuan

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This is a join-in boat tour for seeing several sides of Koh Tao in one day. You start at Mae Haad Pier, travel by a modified fishing cutter, and spend time both on Koh Nangyuan and in the water at a series of reefs and bays.

The advertised full-day schedule runs from 9 a.m. to about 5:30 p.m. The route begins with Koh Nangyuan and Japanese Garden, then continues around Koh Tao for lunch and more snorkelling. The operator may change the order to suit weather, waves and crowd levels, so treat the itinerary as a plan rather than a fixed timetable.

That flexibility can be useful. Reaching Nangyuan early may give you a better chance to climb to the viewpoint before more boats arrive. But the tour does not promise an empty beach or secluded reef: these are well-known stops, and other boats may be there at the same time.

👉 See our pick of the 3 Best 3 Day Tours In Koh Tao

The Koh Nangyuan viewpoint and its famous sandbar

After meeting the Sangthong Tours crew at Mae Haad Pier, you’ll take a roughly 30-minute boat ride to Koh Nangyuan, northwest of Koh Tao. The first visit includes a short climb to the viewpoint, followed by time to relax and swim.

The climb is listed as a 15-minute guided stop. It’s brief, but it takes you above the island’s signature feature: three small landforms joined by a pale strip of sand. From the high point, you can see the unusual shape of the island group and the surrounding water. If the view is a priority, follow the crew’s directions and make the viewpoint your first task before settling in for a swim.

You then have about 45 minutes on Nangyuan. That is enough for a look around and a swim, but it is not a long beach stay. The sandbar is narrow, and the island has separate swimming areas, so follow local instructions about where you can swim and walk.

There is a separate national park entrance fee of 250 THB per adult and 120 THB per child. Children taller than 120 centimetres are charged the adult entrance fee. Bring this cost into your budget, as it is not included in the tour price.

Japanese Garden: a first look beneath the surface

Japanese Garden is scheduled for about 30 minutes of snorkelling. It is a good early chance to see coral and tropical fish, and the crew can point you toward the area they consider best for viewing marine life.

Half an hour goes quickly, especially if you need time to get used to your mask and snorkel. If this is your first time in open water, tell the crew before you get in. Past trips have included guides who stayed in the water, helped people use a buoy or tow rope, and kept an eye on swimmers wearing life jackets. That kind of help can make the stop more manageable, but you should still be comfortable following safety instructions.

The crew’s English ability may vary. Some travellers found explanations limited, while others valued the careful assistance they received. If you don’t understand a direction, ask again before entering the water. Safety instructions matter more than a polished talk.

Lunch on board, then the bays around Koh Tao

The route continues toward Koh Tao while lunch is served on board. The meal is a Thai-style lunch box; one menu described gapao, stir-fried vegetables and a fried egg. The menu can change with the season and available ingredients, and vegetarian, vegan, halal, lactose-free and gluten-free requirements can be accommodated.

Water, coffee, tea and fresh fruit are included, with some trips also providing biscuits. The food is a convenient part of a busy day rather than a restaurant meal. If you have a large appetite or a strict dietary need, tell the operator in advance and consider bringing an extra snack.

Mango Bay is scheduled for about an hour of snorkelling. Its shallow areas and sandy bottom can give the water a bright green-blue appearance, and it is known as a popular place to swim and snorkel. The bay takes its name from mango trees that once grew in this part of Koh Tao. It can be busy, so the view and water conditions may depend on the day.

The route also includes Hin Wong Bay, on Koh Tao’s east coast. Its big boulders frame the bay, while underwater pinnacles support coral, anemones and fish. Sardines may gather in the shallows, sometimes drawing larger fish. The listed stop times do not give Hin Wong a separate duration, so don’t expect a guaranteed long session there.

Aow Luek is another planned hour-long stop. Its deep, curved shape makes it a useful snorkel area even when the tide is low. From the surface, you can look out over a white-sand beach, shifting shades of blue and Shark Island in the distance. As always, visibility and marine life vary with conditions.

The final named water stop is Shark Bay, scheduled for about 30 minutes. Blacktip reef sharks and sea turtles are among the animals you might see. The name is not a guarantee of a sighting, and wildlife should be watched without feeding or disturbing it. The crew may adjust the sequence of these bays according to the weather and crowding.

What the boat day feels like

The modified fishing cutter is a working-style boat rather than a speedboat transfer. The slower ride gives you time to look back at Koh Tao from the water, but the full circuit makes for a long day in the sun. Wear swimwear under comfortable clothes, and bring a towel and dry bag for items you want to keep dry.

The tour includes snorkelling equipment and life jackets. The crew has been praised for watching over swimmers and helping people who are unsure in the water, but you should tell them about any concerns before a stop begins. A life jacket is a sensible choice if you are not a confident swimmer.

Underwater photos are included and shared free, with WhatsApp used on some trips. This is a useful bonus if you would rather enjoy the water than manage a camera. It is not a substitute for bringing your own camera if you want to control the shots or guarantee a particular image.

Price, pickup and what to pack

Prices vary by package and booking date. The full-day option is shown from about US$30.79, while another starting price for the experience is US$35.39. A late-riser option is also offered from US$33.95, but the detailed schedule here is for the full-day trip. Check the exact package and final price when booking, and add the Koh Nangyuan entrance fee.

For the full-day trip, hotel pickup is offered on Koh Tao, except from Mango Bay and Lighthouse Beach. The pickup time is confirmed by email, and you should be ready at the stated location. The tour departs at 9 a.m.; the operator asks you to arrive 30 minutes before departure. The return to your hotel or personal address is scheduled for around 5:30 p.m.

Pack swimwear, a towel, sunscreen, a hat, sunglasses, flip-flops and a dry bag. Shorts are more practical than long trousers when stepping on or off the boat, since the water can be above knee level. Flip-flops also help if the beach has shells or rocks underfoot.

Koh Nangyuan may restrict plastic bottles, so check the current island rules before you go. Drinking water is provided on the boat. The operator asks you not to feed wildlife or damage the marine environment.

Who will get the most from this trip?

This tour suits you if you want a broad introduction to Koh Tao’s snorkel sites without arranging separate boat trips. It also works well for solo visitors: the join-in format gives you a day with a group, and the included transport, gear and food keep planning simple.

Families may find the crew’s attention useful, and past trips have included children. Still, this is a full day with several water stops, and the operator does not recommend it for infants under two, pregnant women, people over 70, or people with back or neck problems. It is also not recommended for people with heart disease or other serious medical conditions.

If you have never snorkelled, this can still be an option if you are comfortable asking for help and following the crew’s instructions. But it is not a swim lesson with a guaranteed one-to-one instructor. If you are uneasy in open water, say so early and use the provided life jacket.

The overall value is strongest if you plan to snorkel at several places and want the boat, hotel transfer, lunch, equipment and photos bundled together. If you only want a quiet beach day, or prefer to spend hours at one reef, the packed route may feel rushed. Some snorkel sites can also be crowded, and English explanations are not always equally clear.

Should you book the Koh Tao island trip?

I’d book this if your aim is to see Koh Nangyuan and several of Koh Tao’s bays in one day, with the basic costs and gear largely covered. The viewpoint, Japanese Garden, Thai lunch and chance to spot turtles or reef sharks make a varied itinerary, while the crew’s practical help is a real plus for less confident swimmers.

Skip it if you want a slow day, dislike group outings, or need detailed snorkelling instruction in fluent English. Before paying, compare the full-day and late-riser options, confirm your pickup details, note the separate Nangyuan fee and tell the operator about dietary needs. That small preparation helps the day run more smoothly.

FAQ

How long does the full-day tour last?

The full-day tour departs at 9 a.m. and is scheduled to return at about 5:30 p.m. The order and timing of stops may change with weather, waves and crowds.

Is hotel pickup included?

Yes. Hotel pickup and return transfer are included on Koh Tao, except from Mango Bay and Lighthouse Beach. The operator confirms your pickup time in advance.

What is the Koh Nangyuan entrance fee?

The separate fee is 250 THB per adult and 120 THB per child. Children taller than 120 centimetres pay the adult entrance fee.

Are snorkelling equipment and life jackets provided?

Yes. Snorkelling equipment and a life jacket are included.

Is lunch included, and can dietary needs be accommodated?

A Thai-style lunch box is included, along with drinking water, coffee, tea and fresh fruit. The operator can accommodate halal, vegetarian, vegan, lactose-free and gluten-free diets.

What should I bring?

Bring a dry bag, towel, swimwear, sunscreen, a sun hat, sunglasses and flip-flops. Shorts are more practical than trousers when getting on and off the boat.

Is the tour suitable for young children or pregnant people?

The tour is not recommended for infants under two or for pregnant women. It is also not recommended for people over 70, people with back or neck problems, or people with heart disease or other serious medical conditions.