Koh Chang: 3 or 4 Islands Snorkel & Beach Tour by Big Boat

Clear water comes with a little boat time. This Koh Chang day trip gives you an easy way to reach offshore reefs, small islands, and a white-sand beach without arranging several separate rides. I especially like the spacious big boat and the helpful crew, plus the included Thai lunch, fruit, water, coffee, mask, and life jacket. The main consideration is that the 4-island trip can feel repetitive if you want long beach breaks, while rough seas can make the ride bumpy.

I also like the choice between a shorter 3-island route and the longer 4-island outing. The free underwater photography is a fine extra, but you need to tell the guide clearly that you want photos taken. Pickup is useful on Koh Chang’s west coast, though the shared vehicle may feel tight and the ride to the pier includes winding roads.

What makes this Koh Chang boat trip worth considering

• Two routes suit different energy levels: Choose three islands from 10:30 AM to 4 PM, or four stops from 9:30 AM to 4:30 PM.
• Koh Rang National Marine Park adds reef time: The 4-island route includes three snorkel locations around Koh Rang and its nearby islets.
• A large boat gives you room to move: You can usually find a place in the sun or shade, with toilets onboard.
• Lunch is better than basic fuel: Expect a freshly prepared chicken-based Thai meal, followed by watermelon and pineapple.
• The crew helps nervous swimmers: Staff have assisted children and non-swimmers in the water, though you should still be comfortable with the conditions.
• The price is unusually useful for a full day: At about $28 per person, transport, food, equipment, and several water stops are covered, with only the 4-island park fee added.

Choosing between three islands and four

The 3 Islands Tour is the sensible pick if you want a shorter day or are trying snorkeling for the first time. It leaves at 10:30 AM and returns around 4 PM, with about 40 minutes of travel from the pier to the island area.

You visit Koh Wai, Koh Lao Ya Nai, and Koh Klum. The route includes two snorkel stops where you can also swim toward shore, plus a one-hour beach break. There is also a chance to try simple open-sea fishing, which gives children and non-snorkelers something else to do.

The 4 Islands Tour begins earlier, at 9:30 AM, and returns around 4:30 PM. It takes roughly 1.5 hours from the pier to the island area, so you spend more time riding, but you also get three snorkel locations in Koh Rang National Marine Park and a one-hour white-sand beach stop.

The four stops are Koh Rang, Koh Yak Yai, Koh Mapring, and Koh Yak Lek. Despite the name, this is one larger island and three small islets close together. That means less island-hopping drama than the title might suggest, but it also keeps the snorkeling area compact.

I would choose the 3-island route for families with young children, first-time snorkelers, or anyone who does not want an early start. Pick the 4-island option if your main goal is time in the water and you do not mind a longer ride.

Leaving Koh Chang and settling onto the big boat

Hotel pickup is included from the west side of Koh Chang, as far north as White Sand Beach. For the 3-island trip, shared-car pickup runs roughly from 9 AM to 9:50 AM. For the 4-island trip, pickup is earlier, around 8 AM to 8:50 AM.

The exact time depends on your hotel, so keep your phone nearby and be ready early. The driver may wait a few minutes for a late passenger, but after that you can be marked as a no-show. Koh Chang’s roads are winding, and one pickup vehicle can feel packed, but the convenience is worth it if you are staying on the west coast.

If your hotel is on the north or east side, book without transfers and arrange your own ride to Bang Bao Pier. At the meeting point, parking for a car or motorbike is free, though a parking charge of about 70 baht may apply depending on how you arrive and where you leave the vehicle.

The walk from the meeting point to the pier is longer than you may expect. Arrive at least 30 minutes early, especially if you have children, bags, or limited mobility. The meeting-point picture is sent after booking, so save it before leaving your hotel.

Once onboard, the boat is one of the trip’s strongest points. It has comfortable seats, open areas, shade, and a toilet. Several outings can feel like a scramble for space, but this boat is large enough that you are not confined to one cramped bench. On windy days, sit somewhere sheltered and take the crew’s seasickness advice seriously.

Koh Wai, Koh Lao Ya Nai, and Koh Klum on the shorter route

Koh Wai is one of the main water stops on the 3-island trip. You get around 40 minutes for swimming and snorkeling, with colorful fish and coral in the water. The stop works well for people who want a proper look beneath the surface without spending the whole day swimming.

Koh Lao Ya Nai provides the one-hour beach and swimming break in the 3-island schedule. This is your chance to dry off, stretch your legs, and enjoy turquoise water without immediately being called back to the boat.

Getting ashore can depend on sea conditions and the landing point. One non-swimmer found that the floating platform did not reach the beach, so do not assume every shore stop means an easy walk onto sand. Water shoes are a smart addition because sand and surfaces can become hot.

Koh Klum completes the shorter route, with the chance for another swim and, depending on the day’s arrangement, open-sea fishing. Fishing is simple rather than a full sport-fishing session, but children have enjoyed trying it. The 3-island option balances water time, a beach pause, and a little variety better than the longer route.

Koh Rang and the three nearby snorkel spots

The 4-island tour is aimed at people who care most about snorkeling. Koh Rang National Marine Park brings three reef stops, around Koh Mapring, Koh Yak Lek, and Koh Yak Yai, with roughly 40 minutes at each location.

Koh Yak Lek and Koh Mapring are listed as swimming and snorkeling stops. The reefs can look similar from one location to the next, but each area offers a different view of fish, coral, and shells. The water has often been warm and clear, and some outings have included sightings of unusual fish and even a turtle.

Koh Rang is the one-hour free-time stop. It is also the main larger island in this four-stop area, while the other three are small islets. You get time for swimming and a beach break, which helps prevent the day from becoming three long swims followed by a tired ride home.

Koh Yak Yai is another 40-minute snorkel stop. Guides point out where to swim for the best chance of seeing fish, and strong swimmers can explore farther. If you are not confident in open water, stay close to the crew and use the life jacket.

Do not expect a world-famous reef with dramatic coral colors at every stop. If you have spent time in major snorkel destinations, some reefs may seem modest. The draw here is the combination of warm water, healthy-looking coral in places, many fish, and pretty islands at a low price.

Snorkeling, swimming, and the free photo service

Masks and life jackets are included, and the equipment has generally been described as good quality. Fins are not included, which matters if you are used to covering distance efficiently or need extra help staying afloat.

The crew can point out animals underwater and has helped children feel safe. One child was assisted for much of the trip, and a non-swimmer was carried by staff in the water. That care is reassuring, but this is still an open-water boat trip, not a swimming lesson. Tell the crew about your ability before entering the sea.

An underwater photographer comes along and takes candid boat pictures and underwater images. This is a nice touch at no extra charge, especially if you are traveling without a waterproof camera. The service is not automatic from your point of view, so tell the guide at the start that you want to be included and ask when the photographer will be working.

That small bit of initiative matters. One person enjoyed the tour but ended up without photos because the request was never made clearly. Bring your own waterproof phone case if photographs are important to you.

Lunch onboard is a real part of the value

The included lunch is a basic, freshly prepared Thai meal with chicken. It is not a restaurant lunch, but the food has pleased many people and is often better than expected for a boat excursion.

Water, coffee, fruit, and a snack service are included. Watermelon and pineapple are common fruit offerings, and there are additional paid items such as beer, soft drinks, crisps, and noodles. Bring cash if you want something extra.

Vegetarian food can be arranged if you give notice at least one day before departure. The standard meal is chicken-based, so do not wait until the boat is leaving to mention dietary needs. A traveler with vegetarian and gluten restrictions received a suitable meal after contacting the operator ahead of time.

The food helps the $28 price make sense. You are not paying only for a boat seat and a few swims. You also receive shared transport on the west coast, a guide, equipment, lunch, drinks, fruit, and photography.

How much time is spent riding and waiting

The advertised duration varies because the two options are different. The 3-island route is about 5.5 hours, while the 4-island schedule lasts about seven hours before hotel transfer time. Door-to-door time can reach nine hours, especially on the longer option.

The 4-island trip includes a long first ride of roughly 1.5 hours from the pier. Some people enjoy the sea views and the chance to settle into the day. If you dislike boat travel, take that seriously before booking.

The islands are close together once you reach Koh Rang National Marine Park. This keeps the route efficient, but it also means you do not get long quiet gaps between stops. One practical drawback is that the schedule can feel like repeated snorkeling sessions with little time to simply sit on a beach.

Weather controls the day. Rain can arrive suddenly, especially in monsoon season, and schedules may change with wind and sea conditions. Big waves can make the boat uncomfortable. If conditions are unsafe, the trip is canceled and you can reschedule or receive a full refund.

Who will enjoy this trip most

I would recommend the tour to couples, families, budget-minded visitors, and anyone who wants a simple route to Koh Chang’s offshore islands. The large boat is a better match for you if you prefer some space and shade instead of a small, fast boat.

The 3-island route suits:

• First-time snorkelers
• Families wanting a shorter outing
• People who want fishing and a longer beach break
• Anyone staying near the west coast who values hotel pickup

The 4-island route suits:

• Confident swimmers
• People focused on reefs and fish
• Anyone happy to spend more time onboard
• Visitors who want Koh Rang National Marine Park included

This is not suitable for children under two, pregnant women, wheelchair users, or people with back problems. Non-swimmers have been cared for by the crew, but you should explain your needs before the boat leaves.

Practical tips for a better day

Bring swimwear, a towel, sunglasses, sunscreen, snacks, and cash. Wear water shoes if you plan to walk on shore, since beach surfaces can be hot and the boat landing may not be perfectly level.

Use sunscreen before boarding and reapply after swimming. There are sunny areas onboard, and the boat ride can leave you exposed even when the water feels cool.

If you get seasick, ask the crew about the motion-sickness pill they offer. One person found the boat moved a lot, especially in rough conditions. Sit in a covered area, watch the horizon, and avoid arriving hungry.

Tell the guide three things early: your swimming ability, any food restrictions, and that you want underwater photographs. Those simple requests can make a noticeable difference.

Is $28 good value?

At about $28 per person, this is strong value for a full half-day or full-day outing. Comparable costs can quickly add up when you arrange a ride to Bang Bao Pier, a boat seat, park access, snorkeling gear, lunch, drinks, and return transport separately.

The 3-island tour offers the best value for a relaxed family day. The 4-island trip costs more once you add the 200-baht adult national park fee, or 100 baht for children aged five to nine, but the extra reef stop and longer schedule justify it for keen snorkelers.

Bring cash for the park fee on the 4-island trip. The 3-island route has no national park charge. Also keep cash for drinks and snacks onboard.

The compromises are clear: shared transport, a set route, no fins, and possible crowding. Still, the boat space, fresh food, helpful crew, and number of water stops make the price hard to criticize.

Should you book this Koh Chang snorkel tour?

Book it if you want a well-priced, well-organized day on the water with food and transport handled for you. I would pick the 3-island trip for a gentler introduction and the 4-island trip if snorkeling is the main reason you are going.

Skip it if you need a private boat, a quiet beach day, fins included, or world-class coral as your only goal. The reefs are attractive and full of fish, but they may seem less dramatic if you have already snorkeled at top international sites.

For most people staying on Koh Chang’s west coast, this is one of the easiest ways to see the nearby islands. Just prepare for the early start, carry cash, request your photos, and take seasickness precautions when the forecast looks rough.

FAQ

How long does the Koh Chang 3-island tour last?

The 3-island tour runs from about 10:30 AM to 4 PM, or roughly 5.5 hours, not including the time needed for hotel transfers.

How long does the 4-island tour last?

The 4-island tour runs from about 9:30 AM to 4:30 PM. Hotel pickup and drop-off can make the total outing last longer.

Is hotel pickup included?

Pickup and drop-off are available from hotels on the west side of Koh Chang, up to White Sand Beach. Hotels on the north or east side need to book without transfers and arrange transport to Bang Bao Pier.

Is lunch included?

Yes. The tour includes a basic chicken-based Thai lunch, fruit, water, and coffee. Vegetarian food can be arranged if you request it at least one day ahead.

Is there a national park fee?

The 4-island tour charges 200 baht per adult or 100 baht per child aged five to nine. The 3-island tour has no national park fee.

Are snorkeling fins included?

No. The tour includes a snorkel mask and life jacket, but fins are not listed as included.