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Speedboat · 45 ft · up to 10 guests

Sir William — 45 ft speedboat

A brand-new 2026-built 45 ft speedboat from Royal Phuket Marina for up to four guests (ten maximum), with an English-speaking butler, beach picnic and private washroom included, running day trips to Phang Nga Bay, Phi Phi, Racha Yai and the Similan Islands.

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Sir William — 45 ft speedboat1 / 6
From
฿53,500whole boat
Length
45 ft
Guests
up to 10 guests
  • Get Phuket Co., Ltd. · Reg. 0835557007124
  • Licensed vessels, insured crew
  • Usually within the hour, 09:00–22:00
  • No prepayment unless you choose to book and pay online
  • Visa, Mastercard, PromptPay, SBP, bank transfer

About this boat

Sir William is a 2026-built 45-foot speedboat powered by twin 350 hp Honda V8 outboards, cruising at 25 knots from Royal Phuket Marina. The rate covers up to four guests, with room for up to ten, and a crew of two plus an English-speaking butler run the day. Half-day trips run four hours to Koh Maiton or Phang Nga Bay, and full days of eight hours reach Phang Nga Bay, the Phi Phi Islands, Racha Yai, or Koh Yao Yai and Koh Yao Noi on a combined sea-and-land excursion. A seasonal full-day route to the Similan Islands runs from mid-October to mid-May. Every charter includes a beach picnic, drinking water, soft drinks, seasonal fruit, a private toilet and shower, a sun pad, Bluetooth speaker, snorkelling equipment and a paddle board.

Prices

Full day 8 h฿69,550up to 4 guests · +฿2,675 per extra guest
Half day 4 h฿53,500up to 4 guests · +฿2,675 per extra guest

Included: Captain and crew · English-speaking butler · Beach picnic · Travel insurance · Drinking water, soft drinks and ice · Seasonal fruit · Private toilet and shower, sun pad · Bluetooth speaker · Snorkelling equipment and paddle board

Prices are for the whole boat. Crew and fuel are included unless the boat says otherwise.

For everyone's safety the crew cannot take guests who are pregnant or have a serious back or heart condition. Tell us in the request and we will suggest a gentler day.

At a glance

  • Phang Nga Bay
  • Phi Phi
  • Racha islands
  • Similan (seasonal)
  • Maiton
  • Snorkel gear
  • Paddleboards & kayaks

Highlights

  • Brand-new 2026-build 45 ft speedboat, 25 knots, English-speaking butler aboard
  • Full-day Phang Nga Bay, Phi Phi or Racha Yai; reaches the Similan Islands on request
  • Beach picnic, private toilet and shower, Bluetooth speaker and paddle board included
  • Royal Phuket Marina departure; up to 4 guests in the rate, 10 maximum

Not included

  • Inclusions and exclusions are confirmed with the quotation

Extras and surcharges

  • High season 1 Oct–30 May priced above (low season 1 Jun–30 Sep is cheaper; peak 15 Dec–15 Jan is dearer)
  • Each additional guest above four: ฿2,675, to a maximum of ten guests
  • Payment: 30% on confirmation, balance 14 days before the charter (within 14 days of departure: full amount on confirmation; within 48 hours: full amount before departure)
  • Cancellation more than 2 weeks before the charter: reschedule within 24 months with amounts held as credit, or a refund less a 10% admin fee on the full charter price
  • Should the captain cancel the charter due to unsafe weather conditions, guests may reschedule to another available date or receive a full refund. Any weather-related cancellation is confirmed by 5.00 pm on the day before the charter.

Suggested itineraries

  • Koh Maiton or Phang Nga Bay, half day 4h: ฿42,800 (Jun–Sep) · ฿53,500 (Oct–May) · ฿64,200 (15 Dec–15 Jan)
  • Phang Nga Bay, Phi Phi Islands or Racha Yai, 8h: ฿58,850 (Jun–Sep) · ฿69,550 (Oct–May) · ฿80,250 (15 Dec–15 Jan)
  • Koh Yao Yai and Koh Yao Noi (sea and land excursion), 8h: ฿53,500 (Jun–Sep) · ฿64,200 (Oct–May) · ฿74,900 (15 Dec–15 Jan)
  • Similan Islands, 8h (15 Oct–15 May only): ฿105,930 (15 Oct–15 May) · ฿128,400 (15 Dec–15 Jan)

The boat

Crew
3
Built
2026
Departs from
Royal Phuket Marina
Crew speaks
English
  • Family
  • Celebrations
  • Romantic
  • Honeymoon
  • Birthday

Questions, answered

Is the price for the whole boat or per person?

For the whole boat. Sir William — 45 ft speedboat takes up to 10 guests; the listed prices cover 4, and each extra guest is ฿2,675. Crew, fuel and insurance are included unless the boat says otherwise.

What is included?

Included: Captain and crew, English-speaking butler, Beach picnic, Travel insurance, Drinking water, soft drinks and ice, Seasonal fruit, Private toilet and shower, sun pad, Bluetooth speaker, Snorkelling equipment and paddle board. Not included: Inclusions and exclusions are confirmed with the quotation. Anything else, ask us and we add it to the quote.

Where does the boat leave from?

Sir William — 45 ft speedboat departs from Royal Phuket Marina. We can arrange the transfer from your hotel; tell us where you stay in the request.

What if the weather turns?

The captain decides on the morning. If the sea is unsafe we move the day or return your deposit in full. From May to October we plan Phang Nga Bay and the east-coast islands rather than Phi Phi.

How do I book and pay?

Send the request with your date and guests. We confirm availability in your language, usually within the hour, and send a deposit link once the day is agreed: cards, SBP and MIR.

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