Koh Samui: Private Speedboat Charter – Custom Island Routes

Koh Samui is your launch point, but the real prize is choosing your own patch of sea. This private speedboat can take you to Koh Tao and Koh Nangyuan for snorkeling, to Ang Thong National Marine Park for beaches and kayaking, or across to Koh Phangan as a transfer. You choose one option per booking.

I like the privacy and the control over timing. I also like the small practical touches, such as water, soft drinks, fruit, and snacks on the boat. On one outing, the three guides adjusted the route to suit the group, added an open-water swim stop, and helped with a seafood lunch on Pha Luai Island.

The main drawback is that the $385 price is per group, not per person, and extras add up. You still pay cash for admission, lunch, and kayaking, and the trip is not a good match for non-swimmers, people prone to seasickness, or anyone with back trouble.

Key points to know before you book

• Three different trips under one private booking: Pick Koh Tao and Koh Nangyuan, Ang Thong National Marine Park, or a Koh Samui to Koh Phangan transfer.
• Up to 10 people for $385: The rate can be strong value for a full group, but less so for one or two people.
• Flexible private routing: On the day tour, you can spend more time at a beach, add a swim stop, or move on when you have had enough.
• Snorkeling gear is included on day tours: The transfer option is transport only, so check what you need before setting out.
• Bring cash for required fees: Koh Nangyuan costs 250 baht for adults and children over 130 centimeters, while Ang Thong costs 300 baht for the same category.
• Plan for an active day: Expect sun, salt water, boat movement, walking, and possibly a viewpoint hike or kayaking.

Three ways to use a private speedboat from Koh Samui

This is not one fixed sightseeing trip. You choose one of three services, and that choice changes the pace, cost, and amount of activity.

The first is a full-day snorkeling trip to Koh Tao and Koh Nangyuan. The second visits Ang Thong National Marine Park, with snorkeling and kayaking available. The third is a private speedboat transfer between Koh Samui and Koh Phangan, offered one way or round trip.

The day tours include hotel pickup and drop-off, a guide, snorkeling equipment, drinking water, and insurance. Pickup is optional but must be arranged by phone the day before. The operator does not collect from hotels or villas on the mountain. For the Koh Phangan transfer, hotel pickup is not included.

The listed duration ranges from 20 minutes to eight hours because the transfer and full-day tours are very different products. Check the available departure time for your chosen option rather than assuming every booking lasts a full day.

Koh Tao and Koh Nangyuan for reefs, beaches, and a viewpoint

Choose this route if snorkeling is the main reason you came to the Gulf of Thailand. Koh Tao and Koh Nangyuan are known for clear water, coral reefs, and marine life, and the private format gives you more say in how long you spend at each stop.

You can make several snorkeling stops, then trade your mask for dry land. Koh Nangyuan is especially memorable for its white sand and the narrow sandbar joining its small islands. The famous viewpoint gives you a high view over the sandbar and surrounding water, but you should expect a walk uphill rather than a simple beach stop.

That flexibility matters. If your group includes strong swimmers and beach lovers, you can spend more time in the water. If someone wants the viewpoint while another person prefers to stay near the beach, a private boat makes that split easier to manage.

The snorkeling is still weather dependent. Clear water can make this route special, but boat conditions, waves, and visibility affect the experience. The outing is also a poor fit for non-swimmers, people with recent surgery, or anyone who struggles with seasickness.

Admission to Koh Nangyuan is paid in cash. Adults and children over 130 centimeters pay 250 baht. Children aged 4 to 10 who are under 130 centimeters pay 125 baht. That fee is separate from the charter price.

Ang Thong National Marine Park for cliffs, lagoons, and kayaking

Ang Thong suits you if you want more than reef time. The park is an archipelago of limestone islands, secluded beaches, hidden lagoons, and viewpoints over the sea. The scenery changes from open water to steep cliffs and sheltered coves, giving the day a broader mix of activities.

A typical private outing can include cruising between the islands, snorkeling, time on a beach, and a viewpoint visit overlooking the emerald lagoon and surrounding islands. Kayaking is available, but it is not included in the price. You pay that cost separately at the park.

I would choose Ang Thong for a group with mixed interests. One person can look forward to paddling, another to a beach break, and another to the viewpoint. The tradeoff is that you cannot treat the advertised price as the final cost if kayaking is part of your plan.

Park admission is cash only. Adults and children over 130 centimeters pay 300 baht. Children aged 4 to 10 under 130 centimeters pay 150 baht. Lunch is also separate, and alcohol is not included.

The park is protected, so the rules matter. Do not touch marine life or plants, litter, smoke, or bring alcohol and drugs. Those limits are sensible here: the point is to see the natural setting without damaging it.

What the private format changes on the water

A private boat is most useful when your group does not want the usual fixed rhythm. On a shared trip, you follow the group schedule. Here, the guides can respond to your wishes, within the route and weather limits.

A recent outing had three guides who adjusted the island and beach choices to the group. They also stopped in the open sea for a swim when requested. That is the kind of small change that can make a private charter feel worthwhile, especially if you have already spent several days following set tours.

The service can be hands-on. One guide pointed out different fish, took group photos, and helped with drinks. The boat also carried water, cola, watermelon, chips, and broad beans on that outing. These are modest comforts, but they matter under a hot sun when you are moving between snorkeling and shore stops.

Do not read private as luxurious in the hotel sense. The main benefit is personal space and a flexible plan, not a guarantee of a large cabin, restaurant service, or a quiet sea. You are still on a speedboat, exposed to sun and movement.

Lunch, Pha Luai Island, and what you pay extra

Lunch is not included, so budget for it separately. One group ate at Phalauy Seafood on Pha Luai Island, where a 400 baht meal included two cooked crabs served with a small hammer for opening them. The guide showed the group how to crack the shells, turning lunch into part of the outing rather than a rushed refueling stop.

That restaurant and meal are useful examples, not a promise that every itinerary will eat there. Your route may differ depending on the chosen tour, timing, and conditions. Ask the operator what lunch plan applies to your date if food is important to you.

Bring cash. You need it for the national park or island admission fees, and you may need it for lunch and kayaking. The supplied price covers the private speedboat, not every expense on shore.

For a group of 10, $385 works out to $38.50 per person before extras. That is attractive if everyone wants the same route and values privacy. For two people, the same charter costs $192.50 each before fees, food, and kayaking, so a shared excursion may offer better value if saving money is your main goal.

The Koh Samui to Koh Phangan transfer

The transfer is the practical choice, not a sightseeing day. You can book a one-way or round-trip private speedboat between Koh Samui and Koh Phangan, with flexible departure times.

It suits couples, families, and small groups heading to a resort or event on Koh Phangan. The speedboat gives you a private crossing rather than a public ferry, but the service does not include hotel pickup on Koh Samui. You need to reach the office or pier yourself unless another arrangement is confirmed.

The meeting point is the T-suk speed boat office inside the Buri Rasa Pier Lounge. For a day tour, pickup and drop-off are included, but you still need to arrange pickup by phone the day before. Again, mountain hotels and villas are excluded from pickup.

If you book the transfer, do not expect the snorkeling gear, guide, or day-tour meal arrangements described for the island excursions. Those inclusions apply to the private day tours.

Timing, meeting point, and what to pack

The office is inside the Buri Rasa Pier Lounge. The exact start time depends on availability and the option you choose. The full experience can last up to eight hours, while the transfer can be as short as 20 minutes.

Call the operator the day before if you want pickup for Koh Tao and Koh Nangyuan or Ang Thong. This is not automatic for every reservation, and the mountain-hotel restriction is easy to miss.

Pack lightly, but do not forget the basics:

• Sunglasses and a hat
• Swimwear and a change of clothes
• Towel and sunscreen
• Cash for admission, food, and activities

You should also plan around sun exposure and wet gear. A change of clothes is especially useful after several snorkeling stops or kayaking.

English and Thai service are available. The booking is for a private group, and the boat can carry up to 10 people.

Who should book this charter?

I would point this experience toward a family or friend group that wants to stay together and choose its own pace. It also suits couples who value a private boat enough to pay more for it, particularly on a special day when a fixed group schedule would get in the way.

The Koh Tao route is best for people who put snorkeling first. Ang Thong is the better pick if your group wants scenery, a viewpoint, beaches, and the option of kayaking. The Koh Phangan service makes sense when you simply need a private crossing with a flexible departure.

I would be cautious if you are prone to seasickness. The trip is also not suitable for pregnant women, people with back problems, wheelchair users, non-swimmers, or people with recent surgeries. Boat movement, wet surfaces, swimming, and walking can all be part of the day.

The environmental rules should guide your choice, too. If you want a casual party boat with smoking and alcohol, this is not it. Smoking, alcohol and drugs, littering, and touching plants or marine life are not allowed.

Is the $385 price worth it?

The value depends almost entirely on group size. Ten people sharing the charter get a very different deal from two people paying for the same boat.

For a full group, the private setup can be a sensible splurge. You get the boat, a guide on day tours, snorkeling equipment, water, insurance, hotel pickup and drop-off for the eligible day trips, and more control over stops. The extra cost buys time and privacy rather than a long list of luxury extras.

For a small group, compare the final total with a shared tour. Add Koh Nangyuan or Ang Thong admission, lunch, and kayaking if wanted. The private boat may still be right for you, but the reason should be flexibility, not a belief that every expense is covered.

Free cancellation is available up to 24 hours before departure, and you can reserve now and pay later. Those terms help if your island plans are still shifting, but they do not remove the need to check sea conditions and your own comfort on the water.

Should you book it?

Book this charter if you have at least several people, want a private route, and care about choosing your own snorkeling or beach stops. Koh Tao and Koh Nangyuan offer the clearest focus on swimming and reefs, while Ang Thong gives you more variety on land and sea.

Choose the transfer if Koh Phangan is your actual destination and you do not need a tour. Skip the charter if you are traveling alone, watching every baht, cannot swim, or are easily affected by speedboat motion.

For the best value, gather your group first, decide which of the three services you want, and set aside cash for every extra. That simple preparation lets you enjoy the freedom of the private boat without surprises at the pier.

FAQ

How much does the private speedboat charter cost?

The price is $385 per group of up to 10 people. Admission fees, lunch, alcohol, and kayaking at Ang Thong National Marine Park are not included.

Which routes can I choose?

You can choose one option per booking: a Koh Tao and Koh Nangyuan snorkeling day, an Ang Thong National Marine Park snorkeling and kayaking day, or a private Koh Samui to Koh Phangan speedboat transfer.

Is hotel pickup included?

Hotel pickup and drop-off are included for the private Koh Tao and Koh Nangyuan or Ang Thong day tours. You must call to arrange pickup the day before, and pickup is not available from hotels or villas on the mountain.

Is pickup included for the Koh Phangan transfer?

No. Hotel pickup is not included for the private speedboat transfer to Koh Phangan.

What is included on the private day tours?

The day tours include the speedboat from Koh Samui, pickup and drop-off, a tour guide, snorkeling equipment, drinking water, and insurance.

Are park admission fees included?

No. Koh Nangyuan admission is 250 baht for adults and children over 130 centimeters, or 125 baht for children aged 4 to 10 under 130 centimeters. Ang Thong admission is 300 baht for adults and children over 130 centimeters, or 150 baht for children aged 4 to 10 under 130 centimeters.

Is kayaking included at Ang Thong National Marine Park?

No. Kayaking is an extra cost and is not included in the charter price.

Where is the meeting point?

The meeting point is the T-suk speed boat office inside the Buri Rasa Pier Lounge.

Can I cancel or pay later?

You can cancel up to 24 hours in advance for a full refund. You can also reserve now and pay later.