
If you’re visiting Koh Lanta for the first time, the 4 Island Tour is a must-do day trip. This tour takes you to some of the most beautiful islands in the Andaman Sea, perfect for swimming, snorkeling, and relaxing. You can choose to go by speedboat for a faster ride or by traditional longtail boat for a more local experience.
Getting to the 4 islands from Koh Lanta is easy and popular among visitors. The most common way is by joining a day tour by speedboat or longtail boat, which includes hotel pickup, lunch, snorkeling gear, and a guide. These tours leave from the beaches or piers on Koh Lanta and take you directly to the islands. If you want to visit the islands on your own, you can also take a ferry from Koh Lanta to Koh Mook or Koh Kradan, though services are limited and seasonal. Day tours are the easiest option and allow you to visit all four islands in one trip.

🏊♂️ Swim through the Emerald Cave on Koh Mook
🐠 Snorkel around Koh Chueak and Koh Kradan to see coral and tropical fish
🏝️ Relax on the beach at Koh Kradan and Koh Ngai
📸 Take stunning photos of white sand, turquoise sea, and limestone cliffs
🍽️ Enjoy lunch on the beach, usually served on Koh Ngai
🌴 Walk along peaceful beaches with few people and amazing views
🛶 Explore by kayak (available for rent on some islands)
🐚 Collect seashells or just enjoy the natural beauty around you

Some helpful tips for visiting the 4 Islands near Koh Lanta:

The best time is during the dry season from November to April, when the weather is sunny and the sea is calm.
Some islands like Koh Ngai and Koh Kradan have basic restrooms, but smaller islands like Koh Chueak do not. It’s best to use the facilities before leaving or during lunch stops.
Food is usually provided by the tour and served on the beach, especially on Koh Ngai or Koh Kradan. There are a few small restaurants on Koh Kradan if you go independently.
The islands are mostly natural and undeveloped, so there are no shops on most of them. Bring water and snacks if needed.
Yes, visitors are required to pay an entrance fee to visit the islands. It’s currently set at THB 200 per adult and THB 100 per child. Infants up until 3 years old can enter for free. The fee includes the maintenance of the facilities on the islands and is there so locals can keep the islands clean and safe.