Thon Sai Beach – The Main Beach of Phi Phi Don Island

Tonsai Beach is the first place you’ll encounter when arriving on Phi Phi Don Island. It’s located at the southern end of the island’s isthmus, which is home to Phi Phi Town, the island’s only settlement.

Unlike Loh Dalum on the opposite side of the isthmus, Tonsai Bay has deeper waters in its central part, which is why two piers were built to handle the ferries and boats bringing in tourists.

Tonsai Beach serves a dual purpose—its central and left sections are busy with boats, functioning as a technical zone. On the right side, however, you’ll find a proper beach resort with clear waters, soft sand, and all the tropical amenities you’d expect.

Beach Overview

Tonsai Beach is a mix of functionality and relaxation. The main beachfront can be divided into two distinct sections, clearly visible both on the ground and from above on Google Maps.

On the far right, the sandy stretch is about 1,200 meters (3,937 feet) long, but only 300 meters (984 feet) can be considered a proper beach. The water here is shallow but suitable for swimming, with almost no boats in this area.

Near the pier and extending to the left, the beach becomes a busy port filled with long-tail boats. Unfortunately, environmental concerns are minimal, so mooring ropes and litter are scattered along the shoreline.

The left side of Tonsai also offers some space for beachgoers, but it’s less appealing. The sand is mixed with debris, the view is dominated by boats, and the area is surrounded by cliffs and hotel fences. Roped-off swimming areas create shallow “kiddie pools” for bathers.

Beyond the headland, the right side offers a more pleasant beach experience with a wider, sandy area and fewer boats. This side of the isthmus feels wilder and less developed, with open spaces, walking paths, and rustic bungalows.

For those seeking an escape from the busier left side, the right part of Tonsai offers a more peaceful, untamed atmosphere. However, prices for these rustic bungalows might seem a bit high. It’s a clean, quiet area with light yellow sand scattered with small stones and seashells.

Swimming

The left side of Tonsai, beyond the headland, has a gentle slope and is heavily affected by the tides, much like the rest of the island’s beaches. The shoreline across the entire isthmus rises just a few meters (about 10 feet) above sea level and slopes gradually underwater. Closer to the center of the beach, the water deepens more quickly, while near the cliffs, the shallow seabed is widest.

As a result, waves are more noticeable in the center of the bay during strong breezes, while the edges remain calmer. During storm season, waves can be much stronger across the whole bay, which is why some parts of the shoreline are reinforced with concrete structures. These reinforcements blend well with the surroundings and don’t detract from the beach’s appearance.

At low tide, the beach undergoes a dramatic transformation, with the sea receding 50 to 150 meters (164 to 492 feet) from the shore.

Sunbeds and Shade

The width of the beach varies along its length. At high tide, there’s no more than 20 meters (66 feet) of sand left near the cliffs, and closer to the center, the beach narrows to almost nothing. This explains the lack of sunbed rentals in the public areas, though some resorts offer sunbeds behind symbolic fences.

Shade is sparse along the shore, with only a few spots under trees. During low tide, the beach expands significantly, and reaching the water can feel like a long walk.

Beach Photos

The left side of Tonsai Beach

Thon Sai Beach – The Main Beach of Phi Phi Don Island

Thon Sai Beach – The Main Beach of Phi Phi Don Island

The right side of Tonsai Beach

Thon Sai Beach – The Main Beach of Phi Phi Don Island

Thon Sai Beach – The Main Beach of Phi Phi Don Island

Thon Sai Beach – The Main Beach of Phi Phi Don Island

Amenities

The beachfront along Ao Tonsai, from the pier all the way to the far right, is lined with tourist-oriented businesses: bars, restaurants, massage parlors, and resorts. There’s even the largest medical facility on the island by local standards.

Surprisingly, during my entire walk, I didn’t come across a single traditional Thai shop, let alone any chain convenience stores. It feels like a quiet, sleepy neighborhood in the Thai style, with all the essentials found in Phi Phi Town.

To be honest, walking in the heat from the far end of Tonsai to Phi Phi Town isn’t the most enjoyable experience. So, if you’re staying on the right side of the beach, make sure to stock up on drinks before heading back to your bungalow.

However, from the Tonsai Pier to the far left end of Tonsai Beach, you have access to all the offerings of the local tourist infrastructure. Phi Phi Town starts right where you exit the pier and stretches inland across the isthmus.

To the left, along the coast, a busy walking path leads toward Viking Beach and Long Beach. On the seaside, the path is bordered only by a low curb, while the opposite side is packed with travel agencies, cafes, pharmacies, and various tourist service kiosks.

There aren’t many easy access points to the beach here, and frankly, there’s little desire to head down to the sand in this section.

Accommodation

On the right side of Tonsai Beach, there are about six large hotels, although the only one that can truly be called “large” is the Phi Phi Island Cabana Hotel. It’s built on the narrowest part of the isthmus, offering access to both Tonsai Beach and Loh Dalum Beach. I’ve listed all the decent, noteworthy hotels on Tonsai Beach separately:

  • Phi Phi Cliff Beach Resort
  • Phi Phi Nice Beach Hotel Hip
  • Phi Phi Sand Sea View Resort
  • Phi Phi Island Cabana Hotel

Unfortunately, most hotels and resorts on the island suffer from inconsistent service quality and lackluster maintenance of their properties. You can find a comprehensive list of hotels on Phi Phi Don by following the link below.

Hotels on Tonsai Beach →

How to Find the Beach

Finding the beach is very simple — just step off the Ao Tonsai pier, and you’ll find yourself in the heart of Phi Phi Town. If you face the pier, the path to the right will lead you towards the picturesque Tonsai, while the path to the left takes you to the more functional, technical side of Tonsai Beach.

At first, the trail may seem a bit unclear — it’s noisy, crowded, and you’ll be bombarded with people trying to sell you things from all directions. But after about 50 meters, you’ll escape this tourist chaos and find yourself on a tiled path. This is the only path along the entire shoreline, so just follow it along the beach.

Google Reviews

Ton Sai Beach
4.5
Based on 2444 reviews
powered by Google
Bori
Bori
04:05 17 Oct 24
Left beach with your back to the pier.A great place to spend leisurely time with a sunbed for 100 baht. I liked this place so much yesterday that I extended my stay for another day.I came early in the morning today.Is the water high? Anyway, it's sad that there's so much plastic waste on the beach, maybe because there's a lot of water in it 😢😢😢😢😢Why are they bothering such beautiful nature... I hope the level of female swimmers will improve... The locals should also control the female swimmers more and do some maintenance. I sincerely hope that this beautiful nature will be preserved for a long time 🙏🙏🙏🙏🙏
helder marques
helder marques
12:55 15 Oct 24
Mario Holzner
Mario Holzner
12:32 15 Oct 24
Novi
Novi
06:15 15 Oct 24
Very nice place
Dewan Asif
Dewan Asif
13:49 18 Sep 24
Phi Phi Don, located in Phuket province, is one of the most stunning islands in the world, known for its serene atmosphere and natural beauty. The island's crystal-clear waters and vibrant blue seas make it a unique destination for travelers seeking tranquility. The peaceful environment, coupled with its beautiful beaches, offers an ideal escape from busy life.As a Muslim-majority island, Phi Phi Don has a wide range of halal food options. Visitors can enjoy a variety of cuisines, including offerings from international restaurant chains. The island is also well-equipped with hotels and hostels for travelers looking to stay. Popular activities include snorkeling, swimming, and diving, with many visitors marveling at the colorful marine life. Overall, Phi Phi Don is a must-visit destination for anyone looking to experience its breathtaking beaches and peaceful vibe.
Duncan
Duncan
17:05 09 Jun 24
This place is such a beautiful place, outstanding views & beautiful beach. Highly recommend.
Luis García Márquez
Luis García Márquez
18:18 26 Mar 24
An astonishing view from a dizzying height over Phiphi Island, Thailand. Unfortunately, the weather didn't cooperate much, with the day being mostly overcast. However, this particular shot was taken on my second morning when I noticed that early in the day, the sun was still shining. I seized the opportunity to deploy my drone and capture a great memory like this. The colors were breathtaking, everything shimmered remarkably with visibility extending for kilometers!
Andy Ng
Andy Ng
23:57 13 Jan 24
Beautiful beach that is admittedly overrun by the sheer amount of tourists that stop here everyday for it's picturesque scenery.The water is a gorgeous turquoise blue, the limestone mountains in the distance are breathtaking, and the whole area is really a vibe. With the number of visitors (myself including) everyday, it's definitely treated more as a pitstop for boat tours than a place I'd feel comfortable lying on the beach and relaxing.If you do book a Koh Phi Phi tour, you will most certainly stop by and experience this beach and pier.
Jonathan van Olderen
Jonathan van Olderen
00:47 06 Sep 23
Beautiful island, but bit too overcrowded. This beach in particular is not even for relaxing or swimming. It's beautiful for taking some pictures, but that's it. Most boats come in here and that's what's keeping people from getting in.It's also sad to arrive on a tropical island that is advertised as a tropical getaway, and the first thing you see when you enter is a Burger King and the stress of getting all the salespeople off your back.Take some pics of the beautiful surroundings, eat something at the restaurants on this beach, but that should be it.
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