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Limestone islands of Phang Nga Bay seen across calm water from Koh Yao Noi

Koh Yao Noi & Koh Yao Yai

Two quiet islands in the middle of Phang Nga Bay

Koh Yao Noi (“small long island”) and Koh Yao Yai (“big long island”) lie in the middle of Phang Nga Bay, half an hour by speedboat from Phuket and about the same from Krabi, yet they feel a generation removed from both. Most islanders are Muslim and still fish, tap rubber or farm.

Yao Noi is the more developed of the two, with a ring road, a small main village and resorts along the east coast facing the bay’s limestone islands. Yao Yai is larger, emptier and has the better beaches. Neither has a party scene, and that is the point.

Top things to do: Koh Yao Noi & Koh Yao Yai

Circle the island by scooter or bicycle

Yao Noi’s ring road is about 18 km of rice fields, water buffalo, rubber groves and fishing piers, with little traffic. Yao Yai needs a scooter for its longer distances.

Reach the hongs early

From the east coast of Yao Noi a private longtail can be among the limestone islands and lagoons of the bay — Koh Hong, Koh Lao Lading, Koh Pak Bia — before the tour boats from Phuket and Krabi arrive.

Beaches of Yao Yai

Laem Had, a sand spit at the northern tip of Yao Yai, and Loh Paret on the west coast are the pick. Many beaches here are very shallow at low tide, so plan swims around the tide table.

Sunrise over the limestone islands of Phang Nga Bay from a beach on Koh Yao Noi

How to get to Koh Yao Noi & Koh Yao Yai

  • From Phuket: speedboats and slower longtail ferries run from Bang Rong Pier, about 30 minutes from the airport.
  • From Krabi: boats cross from Tha Len Pier, north of Ao Nang, and some speedboats run from Ao Nang itself.
  • Boats between the two Yao islands take only a few minutes.

Insider tips

  • Dress modestly away from the beach, and note that alcohol is sold mainly in resorts and tourist restaurants.
  • ATMs are few. Bring enough cash for small restaurants and boat hire.
  • East-coast beaches on Yao Noi are more about the view than swimming; check tides.

Best tours & tickets for Koh Yao Noi & Koh Yao Yai

These well-reviewed experiences are the easiest way to see Koh Yao Noi & Koh Yao Yai:

Live availability: tours around Koh Yao Noi & Koh Yao Yai

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Good to know

Koh Yao Noi & Koh Yao Yai FAQs

Frequently asked questions

Koh Yao Noi or Koh Yao Yai?

Yao Noi has more places to stay and eat and the finest views of Phang Nga Bay. Yao Yai is bigger and quieter with better swimming beaches. They are minutes apart, so you can easily see both.

How long should you stay?

Two or three nights is enough to slow down, ride around the island and take a longtail into the bay.

Can you visit on a day trip?

Yes — several Phang Nga Bay tours from Phuket stop at Koh Yao Yai for a swim — but the islands are at their best once the day boats have gone.