Reviewed · PHI PHI ISLAND DAY TRIPS FROM KRABI

From Phi Phi: Sunset & Plankton Swim Tour By Speedboat

★ 4.8 · 9 reviews 6 hours From $60 Operated by Oh-Hoo · Bookable on GetYourGuide
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The promise here is a night swim among glowing plankton, after an afternoon of Phi Phi’s limestone cliffs, clear-water bays and a sunset from the boat. It is a big day for a six-hour trip, with both lively snorkeling stops and quieter stretches of island scenery.

I like the mix of Maya Bay and Pileh Lagoon, which gives you two very different looks at Phi Phi, and the chance to finish in the water after dark. One thing to check before booking: the route details do not list a separate plankton stop or Bamboo Island, although both appear in the tour description.

At a glance

From Phi Phi: Sunset & Plankton Swim Tour By Speedboat - At a glance

  • A night swim is the unusual finale: The tour is sold around glowing plankton, a rare chance to see the sea light up around you after sunset.
  • Shark Point is a snorkel stop, not a sighting guarantee: You can look for sharks and coral, but marine life is never assured.
  • Maya Bay gets about an hour: There is time for a walk and views, with sunset included in the plan.
  • The group may be small, but sizes can vary: One past booking had six people, but that does not guarantee the same group size on your date.
  • The $60 price includes key basics: Water, fruit, mask, life jacket, guide, accident insurance, first aid kit and national park fee are included.
  • Confirm the exact route: Bamboo Island appears in the highlights, while the timed route does not list it. The plankton swim is also not given its own stop or time.

A six-hour trip with a night swim at its heart

From Phi Phi: Sunset & Plankton Swim Tour By Speedboat - A six-hour trip with a night swim at its heart

This speedboat outing is designed to pack several familiar Phi Phi sights into one afternoon, then end with something less ordinary: a swim in water where plankton may glow when disturbed. That combination is the tour’s strongest draw. You get the dramatic scenery and well-known bays, but the after-dark swim gives the day a different finish from a standard island-hopping trip.

The route begins at McDonald’s near Ao Ton Sai Pier on Phi Phi Don. From there, the boat visits Monkey Beach, Shark Point, Viking Cave, Pileh Lagoon, Loh Samah Bay and Maya Bay. The timings listed for the stops and boat rides add up to about four hours and forty minutes, leaving the balance of the six-hour duration for transitions and other time on the trip.

There is one practical wrinkle: the advertised description also mentions Bamboo Island and a plankton swim, while neither is given a separate timed stop in the route. The night swim is central to the tour’s name, so it is worth confirming with the operator how and when it fits into the actual schedule. Ask about Bamboo Island too if it is high on your wish list.

More plankton night trips from Phi Phi Islands:

Leaving Phi Phi Don by speedboat

From Phi Phi: Sunset & Plankton Swim Tour By Speedboat - Leaving Phi Phi Don by speedboat

Meet at McDonald’s near Ao Ton Sai Pier at least ten minutes before the scheduled time. The provider confirms the exact meeting time by email, so check your inbox before the day. Arriving late can mean missing the group once the guide has moved on.

The first listed speedboat ride takes about thirty minutes. That is a useful point to keep in mind if you are sensitive to fast boat travel: this is a speedboat tour, not a slow cruise. You will cover several locations in one afternoon, but the pace and ride are part of the trade-off.

The tour includes a life jacket and snorkeling mask, along with drinking water and fruit. A guide speaks English or Thai. No guide names are provided, but one small group of six had two guides who were described as very friendly. That is a positive sign, though group size and guide numbers may differ from one departure to another.

Monkey Beach and Shark Point

From Phi Phi: Sunset & Plankton Swim Tour By Speedboat - Monkey Beach and Shark Point

Monkey Beach is the first stop, with about twenty minutes for a visit, sightseeing and a walk. The name hints at the appeal: it is a chance to see the island’s monkeys in their coastal setting. Keep your expectations flexible. This is a short stop, not a long beach visit, and wildlife encounters cannot be guaranteed.

Shark Point follows, with about forty-five minutes for swimming and snorkeling. This is one of the more active parts of the afternoon. The tour presents the area as a chance to see sharks and coral, but treat that as an opportunity rather than a promise. The sea is not an aquarium, and sightings depend on conditions and luck.

If underwater life is your priority, this stop may be a highlight. If you would rather stay dry, the itinerary does not describe an alternative activity at Shark Point beyond sightseeing. Snorkeling masks and life jackets are included, so you do not need to bring those basics, but the details do not say whether other snorkeling equipment is supplied.

Viking Cave and Pileh Lagoon

From Phi Phi: Sunset & Plankton Swim Tour By Speedboat - Viking Cave and Pileh Lagoon

Viking Cave is listed as a twenty-minute sightseeing stop, with scenic views along the way. The cave is associated with old paintings and the collection of valuable swiftlet nests. The visit appears to focus on viewing the site, rather than entering the cave, so think of this as a brief look from the boat and a chance to take in the setting.

Next comes Pileh Lagoon, where the plan allows about forty-five minutes for a visit, swimming and snorkeling. Towering cliffs enclose the lagoon, making this one of the route’s most striking settings. The main pleasure here is the contrast between the steep rock walls and the calm-looking turquoise water below.

This stop offers a welcome change of pace after the boat ride and wildlife viewing. You can swim or snorkel, or simply take in the scenery from the water. The schedule does not promise a particular amount of swimming time, so the group’s pace and conditions may shape how long you actually spend in the water.

Loh Samah Bay and Maya Bay

From Phi Phi: Sunset & Plankton Swim Tour By Speedboat - Loh Samah Bay and Maya Bay

Loh Samah Bay gets about thirty minutes for sightseeing, swimming and views from the boat. It is another opportunity to see Phi Phi’s coast from the water and, if conditions allow, get in for a swim. With several stops packed into the afternoon, it is worth thinking of this as one part of a broad island tour rather than a long beach day.

Maya Bay is the main land-based stop, with about an hour for sightseeing and a walk. The bay became widely known as the setting for The Beach, and its pale sand and high cliffs have made it one of Phi Phi’s best-known sights. The schedule includes sunset here, giving you a chance to watch the light change around the bay and surrounding rock.

The fame is also the catch. Maya Bay is a major draw, so it is not the secluded cove some visitors may picture from a film. The tour also lists a one-hour stop, not an hour of uninterrupted swimming or solitude. Still, seeing the bay in person can be worthwhile if you want to understand the pull of Phi Phi’s scenery, rather than just pass it from a distance.

One past trip had both Shark Point and Maya Bay omitted. The reason was not specified, so there is no basis to say why those stops changed or how often it happens. But it is a reminder that a planned route is not a guarantee that every stop will happen. If either location is essential to your decision, ask the operator what happens when a stop is missed.

Sunset, plankton and a route worth confirming

From Phi Phi: Sunset & Plankton Swim Tour By Speedboat - Sunset, plankton and a route worth confirming

The tour’s most distinctive promise is the night swim among glowing plankton. In the dark, movement in the water can make the tiny organisms glow, creating a memorable natural spectacle. It is not a light show on command: visibility and the brightness of the effect can vary, and the tour details do not promise a particular level of glow.

The sunset ride adds another appealing moment before the swim. The sky may turn pink and violet as the boat moves between islands, and the change from daylight sightseeing to an after-dark swim gives the tour a pleasing arc. You get more than a string of stops; the day shifts from beach and cliff views to a night-time encounter with the sea.

But the written timings create a question. Maya Bay is the last listed stop, followed by a thirty-minute speedboat ride back to McDonald’s. There is no separate plankton stop in that timed sequence, even though the plankton swim is a central feature. The same gap applies to Bamboo Island, which is mentioned in the highlights and longer description but not in the listed route.

Before you pay, ask the operator where the plankton swim takes place, how much time is set aside for it, and whether Bamboo Island is part of your departure. These are fair questions, not fussy ones. They help you know what you are buying, especially if the night swim is the main reason you are considering the tour.

Is $60 good value?

From Phi Phi: Sunset & Plankton Swim Tour By Speedboat - Is $60 good value?

At $60 per person, this is a reasonable package if the full route runs as described and you want several island stops in one afternoon. The price includes the national park fee, drinking water, fruit, a snorkeling mask, life jacket, guide, first aid kit and accident insurance. Those inclusions make the cost easier to assess than a bare boat fare where you would need to add basic items and park charges separately.

Value depends on what matters most to you. If you want one organized trip that brings together snorkeling, famous bays, a sunset and a plankton swim, the price can make sense. If your priority is spending a long, unhurried stretch at one beach, the number of stops may feel rushed. This tour is built around variety and movement.

The small-group experience is another possible plus, but do not treat six people as a standard group size. That was the size of one departure, and the tour information does not state a maximum. If a smaller group is important to you, ask before booking rather than assuming.

Who should book this Phi Phi trip?

From Phi Phi: Sunset & Plankton Swim Tour By Speedboat - Who should book this Phi Phi trip?

I would consider this tour if you have one afternoon and evening to see several sides of Phi Phi, enjoy swimming and snorkeling, and like the idea of ending in the water after dark. It may suit solo visitors, couples, families with older children and groups looking for a shared outing. Children aged four to eleven are eligible for child tickets.

It is not recommended for pregnant people or anyone with high blood pressure, heart disease or bone diseases. The boat ride, swimming and fast-changing schedule also make this a less suitable choice if you need a slow, fixed-paced day. The operator says that if a tour must be canceled, it will offer a different date, an alternative tour or a full refund.

Before booking, check the meeting email, arrive ten minutes early and confirm the plankton and Bamboo Island details. If the operator confirms that the night swim is included on your departure, and you are comfortable with a busy route, this is a compelling way to combine Phi Phi’s signature scenery with a memorable after-dark finish. If you mainly want Maya Bay or Shark Point, ask how substitutions are handled, since one past trip missed both.

FAQ

From Phi Phi: Sunset & Plankton Swim Tour By Speedboat - FAQ

How long is the tour?

The tour lasts six hours. The listed route includes several stops and two thirty-minute speedboat rides.

Where is the meeting point?

Meet at McDonald’s near Ao Ton Sai Pier on Phi Phi Island. The provider confirms the exact meeting time by email.

What languages does the guide speak?

The live guide speaks English or Thai.

What is included in the $60 price?

The tour includes drinking water, fruit, a life jacket, a snorkeling mask, a tour guide, a first aid kit, accident insurance and the national park fee.

Is the plankton swim included?

The tour is named and described as including a night swim with glowing plankton, but the timed route does not list a separate plankton stop. Confirm its location and timing with the operator before booking.

Does the tour visit Bamboo Island?

Bamboo Island appears in the tour highlights and description, but it is not included in the timed route. Ask the operator whether it is part of your departure.

What ages qualify for a child ticket?

Children aged four to eleven qualify for child tickets.

Who is the tour not recommended for?

The tour is not recommended for pregnant people or people with high blood pressure, heart disease or bone diseases.

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