Phang Nga Bay from Krabi by Private Boat: The Honest Long Day

The question usually comes up on the second evening in Ao Nang, over dinner, with a phone full of photos of a rock standing in green water. Can we get there on a private boat, and is it worth the day? Phang Nga Bay from Krabi is possible and it can be a fine day, but what you get is not always what that photo shows, so it pays to know the difference before you book.

What does Phang Nga Bay from Krabi really mean?

It means the Krabi side of the bay: from here, private boats sail into Phang Nga Bay to the Hong Island group, with its lagoon inside Koh Hong and the small islands of Pak Bia and Lading. These are the routes with fixed prices, and they are the ones most guests from Krabi actually do.

Phang Nga Bay is big. It lies between Phuket and the Krabi coast, and it is full of limestone islands rising straight out of green water, with sea caves at the waterline, small lagoons and mangroves along the shore.

Because it is so large, "doing Phang Nga Bay" means very different things depending on where you start. A trip from the Krabi side and a trip from the Phuket side can share a name and show you quite different islands.

This is not a downgrade. The Hong group has the same kind of cliffs, the same green water, and a lagoon you can enter by kayak or dinghy. It simply lacks the one famous rock that everyone has seen in photos.

Can you reach James Bond Island from Krabi by private boat?

Ask the manager before you plan around it, because none of the boats has a fixed-price route to James Bond Island. If you want it, write on WhatsApp before booking and ask whether it can be done on your date, with which boat and at what price.

James Bond Island (Koh Tapu) is the rock from the 1974 film "The Man with the Golden Gun". It lies in the north-west of the bay, along with Koh Panyee, a fishing village built on stilts. Both are closer to Phang Nga and Phuket than to Krabi.

So here is my honest view. A day that goes from Krabi to the rock and back means a long crossing there, a long crossing back, and not much time in between. You will spend much of the day looking at the horizon, and you will reach a very popular stop in the middle of it.

The rock itself is a thin column of stone that you look at from a distance, and it is usually busy. It is good for one photograph. I would not give up a whole day of swimming for it unless seeing it is a personal goal, and for some people it is, which is a perfectly good reason.

If the north-west of the bay really matters to you, tell the manager what you most want to see and how long you can stand being on a boat. An honest conversation at the start is better than a tiring day that ends in disappointment.

What will you actually see on the way?

You see limestone, and a lot of it: sheer cliffs, caves at the waterline, narrow gaps, and small beaches that are reached only by boat. The best moment for most guests is the Hong lagoon, where the walls rise straight from the water and there is no swell at all.

"Hong" means "room" in Thai. The main island is hollow, and the lagoon inside is open to the sea only through a narrow channel. Boats and kayaks enter through the gap, and the temperature and the sound change as soon as you are inside.

I will not retell the whole stop here, since the piece on Hong Island by private boat covers the lagoon, the beach and the tide in detail. What matters for this article is that the lagoon is the reason the long day feels justified.

Limestone like this is old sea floor that has been lifted up and eaten away by rain and waves for a very long time. That is why the cliffs are undercut at the base and why so many caves open right at sea level. Look at the waterline as you pass: the notch cut into the rock is often the most interesting detail.

Other things to watch for on the way:

• Sea caves. Many are small openings seen from the boat, and some look different at high and low tide.
• Pak Bia and Lading. These small islands have rocks, little beaches and coral, and they are used as swim stops.
• Birds over the cliffs. Sea eagles and kites often circle the limestone, so bring a zoom if you like wildlife.
• Coral and fish. Do not expect a world-class reef, as the water here is greener and less clear than around Phi Phi.

Which routes and prices are there for Phang Nga Bay from Krabi?

Three boats have fixed prices for the Hong Island side of the bay, starting at ฿25,000 for the whole boat. The price is per boat, not per person, but each boat has its own base number of guests, so read that column carefully.

The lowest headline price is not always the lowest real price. On the Lavezzi 40, ฿25,000 is the price for 2 guests, and every extra guest adds ฿2,500. On the power catamarans the base price already covers up to 10 guests, so do the sum for your own group before you compare.

The Lavezzi route also packs in more. It goes to Hong Island with Railay, Daeng, Pak Bia and Lading along with Poda, which explains the 10-12 hours. The Power Catamaran 40ft focuses on Hong Island, Pak Bia, Lading and the lagoon.

All three include the captain and crew, fuel, drinks, snorkelling gear, a paddle board and a kayak. The park fee is not in the boat price, so keep some budget for it. You can see every option side by side on the Phang Nga Bay charter page.

How does the long day on the water really feel?

It feels like a full working day at sea, and you should plan nothing for that evening. On the Power Catamaran 40ft you are out from 10:30 to 19:30, and on the Lavezzi 40 the day runs 10-12 hours.

The rhythm is usually this: an easy start, a long stretch of sailing while the coast slips away, then a good part of the day among the islands, and a slow return. On a catamaran that crossing is pleasant in calm weather. You read, nap on the deck and watch the limestone grow on the horizon.

Now the downsides. The sun is strong for many hours, and there is less shade than you think when the boat turns. Small children can get bored during long crossings, and anyone who gets seasick will be aware of it when the water is choppy.

Food is worth asking about, because it differs by boat. The Lavezzi 40 includes standard food, while both power catamarans list snacks, fruit and drinks. If lunch matters to your group, ask the manager what the plan is on your date, and bring your own favourites in any case.

The return is the best part of a long day. You are tired, salty and quiet, the low sun turns the cliffs orange, and nobody is checking the time any more. If you can stay relaxed until then, the length of the day stops being a cost and becomes the point.

Which boat suits a Phang Nga Bay day?

For most small groups the Lavezzi 40 is the best fit, and for groups over about 10 people the Power Catamaran 40ft usually makes more sense. A catamaran is the right tool here: two hulls give you stability and space, which is what you need for so many hours on board.

The Lavezzi 40 suits couples, families and small groups who like the slow pace of a sailing catamaran, want a galley and cabins on board, and do not mind the longest day. The route takes in more stops, and it costs the least for a small party. You can read the details on the Lavezzi 40 page.

The Power Catamaran 40ft suits bigger groups up to 25 who want a shorter day focused on Hong Island. The Power Catamaran 72ft is for large parties up to 70, company outings and celebrations. I would not book it for a small group, because you would be paying for space nobody uses.

Here are the three boats with fixed prices for this route: the Lavezzi 40 for small groups with time, the 40ft power catamaran for mid-sized groups, and the 72ft for big parties.

Sailing catamaran Max 12 persons Lavezzi 40 From฿20,000 Power catamaran Max 25 persons Power Catamaran 40ft From฿22,000 Power catamaran Max 70 persons Power Catamaran 72ft From฿35,000

Who should choose something else? Couples and families with small children may be happier on a shorter day. The 4 Islands by private boat stay close to the coast, so even a half day leaves time to swim, and you get limestone without the long hours.

I would also leave the long-tail out of this plan. Long-tails are lovely on short trips, but they are low, open and loud, and that is tiring over a long distance. The full-day long-tail and the Blue Atoll have no fixed Phang Nga Bay route in their price lists, so ask the manager about either one.

When is the sea right for Phang Nga Bay?

The calmer dry months are the easy choice, while from about May to October the south-west monsoon brings swell on the Andaman Sea, and some routes may change or be cancelled. The bay itself is sheltered, so the water inside is usually calm, but you still have to cross open water to get in.

This is the part people often get wrong. They read that Phang Nga Bay is calm and assume the whole day will be calm. The inside of the bay may be like a lake, while the way there and back is where you feel the weather.

For a month-by-month picture, see the sea guide for boat trips in Krabi. Keep some flexibility in your dates if you can, and do not book this trip for your last day in Krabi, since a changed route leaves you no second chance.

Seasickness is another reason to be honest with yourself. If you get seasick easily, take your usual remedy before you leave, stay on deck and look at the horizon. If it is bad, pick a shorter trip: a long day is a poor way to find out your limits.

Tides matter too. The lagoon and some sea caves look and behave differently at high and low water, so the captain may change the order of the stops. Let the crew make that call, as they know the water far better than any plan made the night before.

How do you book a Phang Nga Bay day from Krabi?

Send a free request with your date and number of guests, and a manager checks that the boat is free and confirms the final price. The request costs nothing and does not commit you, so it is a sensible way to ask about any route that is not on the price list.

Your message gets a useful answer faster if it includes these details:

1. Your date, and a second date if you have one.
2. The number of guests, and the ages of any children.
3. What you most want to see: the Hong lagoon, or the north-west of the bay.
4. How long you are happy to be on board.
5. Anyone who gets seasick, or any food needs.

Use the contact and request form or message on WhatsApp. On the day, bring sunscreen, a hat, cash for the park fee and something warm for the evening ride back, and then leave the rest to the crew.

Ready to choose your boat?

Every boat page shows the routes, prices and what is included. The booking request is free: a manager checks the boat is free on your date and confirms the price.

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Updated 14 November 2026. Prices can change: the boat page always shows the current price.