The Phuket charter market is large, competitive, and genuinely confusing if you have not done this before. Prices vary by a factor of three for similar-looking trips, operators range from highly professional to unreliable, and the terminology — catamaran, motor yacht, speedboat, private, semi-private — means different things to different operators. This guide gives you a clear decision process, the right questions to ask, and the warning signs that tell you to book elsewhere.
Step 1: Know What You Are Booking
The most important distinction in the Phuket boat market is private charter versus shared tour. These are fundamentally different products, and some operators blur the line.
You book the entire boat. No other paying guests will be added. You set the departure time, the itinerary, the pace, and the stops. The crew works exclusively for your group for the day.
You buy seats on a boat with other travellers. Departure time, route, and stops are fixed. You cannot request changes. The crew serves all guests equally. Price is per person.
If an operator quotes you a per-person price on a route to Phi Phi or Phang Nga Bay and the figure seems low, it is almost certainly a shared tour. Private charters are priced per boat, not per person. Always ask directly: "Is this the entire boat for our group, or will other guests be on board?"
Step 2: Match the Boat to Your Group
The boat category matters more than the brand or name of the vessel. These seven questions point you toward the right choice:
- Anyone prone to seasickness? Choose a catamaran — the wide hull and minimal rocking is a significant difference on longer crossings. Speedboats are rough on open water.
- Children under 8 in the group? Catamaran, always. Wide deck, shaded seating, onboard toilet, swim platform at water level — every practical advantage goes to the catamaran for families with young children.
- Is Phi Phi or a far destination essential? A speedboat is the practical choice — the 45 km crossing by catamaran consumes 2–2.5 hours each way. If Phi Phi is the goal, take a speedboat and use the saved travel time at the destination.
- Group of 15 or more people? You need a large catamaran (55 ft+) or a purpose-built tour boat with proper safety certification for that headcount. Most speedboats and smaller cats cannot legally or practically carry this many passengers.
- Special occasion — anniversary, proposal, birthday? A luxury motor catamaran or motor yacht, with catering arranged in advance, provides the setting and service level that a speedboat or basic cat cannot. The difference in experience justifies the higher rate for milestone events.
- Tight budget, active group, short crossing? A speedboat to the Khai Islands or Coral Island is entirely appropriate — the crossing is short enough that the lack of comfort is not a problem, and the price is significantly lower.
- Want to sail? A sailing catamaran gives you the additional experience of actual sailing on the Andaman, particularly on the passage to Racha Yai or on a sunset cruise. Not a practical priority for every group, but genuinely enjoyable if the wind cooperates.
Step 3: Understand What the Quote Includes
A charter quote is only useful once you know exactly what it covers. Get clear answers on these six points before treating any number as a real price:
Is fuel included in this price, or charged at cost at the end of the day? Some operators quote low and add fuel at the end. Fuel to Phi Phi on a speedboat can add $100–$200 to the total.
These are government charges (500–700 THB per person at Phi Phi; 200–300 THB at Khai/Racha) and are almost never included in the charter rate. You pay these at the destination.
Most charters include water. Lunch, soft drinks, and alcohol are additional unless a catering package is specified. Ask what "refreshments included" actually means.
All charter boats in Thailand must be operated by a licensed captain. Ask for confirmation. Reputable operators provide this without hesitation.
What happens if weather causes cancellation? What if your plans change? Get the exact policy in writing before paying a deposit — this is non-negotiable.
If the day runs long — a good sign — what is the per-hour charge? Know this before you are at sea and having a great time.
Step 4: Red Flags to Avoid
The following are warning signs that an operator may be unreliable, operating outside proper standards, or likely to cause problems on the day:
Step 5: Book Early Enough
Phuket charter availability follows a predictable pattern. During peak season (November through February), private catamarans and motor yachts on popular routes are genuinely booked out well in advance — particularly for groups of eight or more.
- Peak season (Nov–Feb), groups up to 8: Book 2–4 weeks ahead minimum
- Peak season (Nov–Feb), groups of 15 or more: Book 4–6 weeks ahead — large catamarans have limited availability
- Shoulder season (Mar–Apr, May–Jun): 1–2 weeks ahead is usually sufficient
- Green season (Jul–Oct): Flexible, but confirm cancellation policy carefully given weather uncertainty
- Special occasions (proposals, birthdays): Book as early as possible regardless of season — specific boats with catering setups are limited
What to Have Ready When Requesting a Quote
A clear enquiry gets a useful response faster. When contacting an operator, provide the following seven pieces of information upfront:
- Date — or a range of dates if flexible
- Number of adults and children (with ages for children under 12)
- Preferred destination or route — or your top priority (snorkeling, scenery, etc.) if you want a recommendation
- Full day or half day
- Boat preference — or any constraints (seasickness concern, very young children)
- Catering needs — water only, lunch, alcohol, or full package
- Any special occasion — operators can arrange extras when given advance notice
An operator who responds with a clear, itemised quote addressing your specific details — rather than a generic price list — is working in the right direction. If the response ignores half your questions or simply pastes a rate card, ask for specific answers before proceeding.