Top 10 Most Beautiful Islands and Beaches in Thailand
Thailand is home to some of the world’s most stunning islands and beaches, drawing millions of travelers with its tropical beauty, crystal-clear waters, and diverse cultural charm. From the vibrant shores of Phuket and Koh Samui to the remote serenity of Koh Lipe and the underwater wonders of the Similan Islands, each destination offers something unique. Whether you're looking for adventure, relaxation, or world-class diving, Thailand's islands have it all. Access is easy via international airports, ferries, and speedboats, making island-hopping both exciting and convenient. Explore ancient temples, hidden coves, jungle trails, or join legendary beach parties on Koh Phangan. This guide highlights the Top 10 Islands and Beaches in Thailand, complete with locations, travel tips, and what makes each one unforgettable. Get ready to discover your perfect escape in the Andaman Sea or the Gulf of Thailand—paradise awaits!
1. Phuket – The Pearl of the Andaman
Location: Phuket Island, Phuket Province, Southern Thailand
How to Get There: Fly to Phuket International Airport (HKT), then take a taxi or shuttle to your hotel or beach area.
Phuket is Thailand’s largest and most visited island, known as the "Pearl of the Andaman." Located in southern Thailand, it boasts a mix of vibrant nightlife, luxurious resorts, historic towns, and pristine beaches such as Patong, Kata, and Karon. The island offers something for everyone—from water sports like snorkeling and scuba diving to cultural sites like the Big Buddha and Wat Chalong temple. Food lovers can explore lively night markets and enjoy authentic Thai cuisine. Phuket is also a great starting point for island-hopping tours to Phi Phi, Similan Islands, and Phang Nga Bay. With its well-developed infrastructure, it’s easily accessible via Phuket International Airport and well-connected roads. Whether you're looking for relaxation, adventure, or a romantic escape, Phuket offers a diverse and unforgettable tropical experience. It perfectly balances modern amenities with natural beauty, making it a must-visit destination in Thailand.
2. Koh Samui – Island of Coconut Palms and Luxury
Location: Koh Samui, Surat Thani Province, Gulf of Thailand
How to Get There: Fly to Samui International Airport (USM) or take a ferry from Surat Thani or Donsak Pier on the mainland.
Koh Samui, located in the Gulf of Thailand, is famous for its palm-fringed beaches, crystal-clear waters, and luxurious resorts. As Thailand’s second-largest island, it offers a perfect blend of relaxation and adventure. Chaweng and Lamai are the most popular beaches, known for their soft sands and lively nightlife, while Bophut and Maenam provide a more tranquil, family-friendly atmosphere. Koh Samui is also home to cultural attractions like the Big Buddha Temple and Wat Plai Laem. Nature lovers can explore waterfalls such as Na Muang and hike through lush jungles. For wellness seekers, the island features world-renowned spas and yoga retreats. Accessible by direct flights via Samui International Airport or ferries from the mainland, Koh Samui combines convenience with beauty. Whether you're interested in beach lounging, water sports, or cultural sightseeing, this island offers a rich and relaxing escape in paradise.
3. Koh Phi Phi – Tropical Paradise and Iconic Scenery
Location: Koh Phi Phi Islands, Krabi Province, Andaman Sea
How to Get There: Take a ferry or speedboat from Phuket (about 1.5–2 hours) or Krabi Town (about 1.5 hours).
Koh Phi Phi is one of Thailand’s most breathtaking island groups, located between Phuket and Krabi in the Andaman Sea. The most famous beach, Maya Bay, gained global attention as the filming location of The Beach starring Leonardo DiCaprio. The main island, Phi Phi Don, offers stunning turquoise waters, limestone cliffs, and vibrant nightlife in Tonsai Village. Visitors enjoy activities like snorkeling, scuba diving, rock climbing, and sunset cruises. The island has no cars, which adds to its laid-back charm and eco-friendly vibe. While it’s small, Phi Phi offers a wide range of accommodations, from budget hostels to beachfront resorts. You can reach Koh Phi Phi by ferry or speedboat from Phuket or Krabi. Whether you're exploring colorful reefs, relaxing on the beach, or hiking to the Phi Phi Viewpoint, the island offers a truly unforgettable tropical experience.
4. Koh Lipe – The Maldives of Thailand
Location: Koh Lipe, Satun Province, near Malaysian border
How to Get There: Take a speedboat from Pak Bara Pier (Satun Province) or from Langkawi, Malaysia.
Koh Lipe is a small, stunning island in the far south of Thailand, near the Malaysian border. Often called the “Maldives of Thailand”, it’s known for its crystal-clear waters, white sandy beaches, and vibrant marine life. The island’s three main beaches—Pattaya Beach, Sunrise Beach, and Sunset Beach—offer distinct vibes, from lively bars to quiet, romantic sunsets. Koh Lipe is part of the Tarutao National Marine Park, making it a top destination for snorkeling, diving, and kayaking. Visitors often spot sea turtles and colorful coral reefs just offshore. There are no cars on the island, adding to its peaceful charm. Access is via speedboat from Pak Bara Pier in Satun or from Langkawi (Malaysia). Though small, the island features cozy resorts, beach bungalows, and lively walking streets filled with restaurants and shops. Koh Lipe is ideal for travelers seeking serenity, beauty, and natural marine wonders.
5. Koh Tao – Thailand's Diving Paradise
Location: Koh Tao, Surat Thani Province, Gulf of Thailand
How to Get There: Take a ferry from Koh Samui, Koh Phangan, or Chumphon on the mainland.
Koh Tao, meaning “Turtle Island”, is a small island in the Gulf of Thailand, best known for its world-class scuba diving and snorkeling. It’s one of the most popular places in the world to get PADI-certified, with dozens of dive schools and vibrant coral reefs teeming with marine life such as reef sharks, turtles, and barracuda. The island’s most famous beach, Sairee Beach, offers a lively yet relaxed vibe with beachfront bars, dive shops, and sunset views. More secluded spots like Ao Leuk and Tanote Bay offer tranquil escapes and excellent underwater visibility. Despite its growing popularity, Koh Tao retains a laid-back, island feel. You can reach the island via ferry from Koh Samui, Koh Phangan, or Chumphon. Ideal for budget travelers, adventurers, and nature lovers, Koh Tao combines breathtaking underwater beauty with tropical serenity and warm Thai hospitality.
6. Koh Phangan – From Full Moon Party to Hidden Tranquility
Location: Koh Phangan, Surat Thani Province, Gulf of Thailand
How to Get There: Take a ferry from Koh Samui, Koh Tao, or Donsak Pier (mainland Surat Thani).
Koh Phangan, located in the Gulf of Thailand, is world-famous for its legendary Full Moon Party held on Haad Rin Beach. Each month, thousands of travelers gather to dance under the moonlight, creating an unforgettable party atmosphere. But beyond its nightlife, Koh Phangan offers a quieter, spiritual side. The island is home to secluded beaches like Bottle Beach and Haad Yuan, as well as yoga retreats, wellness centers, and nature hikes through lush jungle. Visitors can explore waterfalls, go kayaking, or simply relax on the serene northern coast. Koh Phangan is accessible by ferry from Koh Samui, Koh Tao, or Donsak Pier on the mainland. The island’s diverse appeal makes it ideal for both party lovers and peaceful seekers alike. Whether you’re looking to dance all night or meditate in the hills, Koh Phangan offers a unique blend of energy and calm.
7. Koh Lanta – A Serene Escape in Krabi
Location: Koh Lanta, Krabi Province, Andaman Sea
How to Get There: Take a van or taxi from Krabi Airport or Ao Nang, then a short ferry crossing from the mainland to the island.
Koh Lanta is a peaceful island located in Krabi Province on the Andaman Sea, perfect for travelers seeking tranquility away from busy tourist hubs. The island features long, sandy beaches such as Long Beach (Phra Ae) and Kantiang Bay, where visitors can relax under swaying palm trees or swim in clear blue waters. Koh Lanta is popular with families, couples, and backpackers who enjoy its laid-back vibe and natural beauty. Beyond the beaches, the island is home to mangrove forests, local fishing villages, and a national park with hiking trails offering stunning views. Koh Lanta can be reached by van and ferry from Krabi Airport or Ao Nang. The island’s slower pace, friendly atmosphere, and diverse landscape make it an ideal destination for those wanting to connect with nature and enjoy authentic Thai culture.
8. Railay Beach – Limestone Cliffs and Tropical Paradise
Location: Railay Beach, Krabi Province, Andaman Sea
How to Get There: Reachable only by long-tail boat from Ao Nang or Krabi Town pier.
Railay Beach is a stunning peninsula located near Krabi Town in southern Thailand. Though not an island, it feels like one because it is accessible only by long-tail boat due to the surrounding limestone cliffs and clear turquoise waters. Railay is famous for its dramatic limestone karsts, making it a world-renowned destination for rock climbing enthusiasts of all levels. The area features beautiful beaches such as Phra Nang Cave Beach, Railay West, and Railay East, where visitors can swim, snorkel, or relax in hammock-lined shores. The village offers cozy bungalows, restaurants, and a laid-back vibe perfect for travelers seeking adventure and serenity. Railay is reachable by boat from Ao Nang or Krabi Town, making it a popular day trip or overnight destination. Its mix of natural beauty and outdoor activities makes Railay Beach a must-see for any Thailand itinerary.
9. Koh Chang – The Elephant Island of Thailand
Location: Koh Chang, Trat Province, Eastern Thailand near Cambodian border
How to Get There: Take a bus or flight to Trat Airport, then a short ferry ride from Laem Ngop Pier to the island.
Koh Chang, meaning “Elephant Island”, is located in Trat Province, near the Cambodian border. It’s the second-largest island in Thailand and is famous for its dense tropical rainforest, beautiful waterfalls, and diverse wildlife. The island offers a mix of activities, from hiking in Mu Ko Chang National Park to relaxing on pristine beaches like White Sand Beach and Lonely Beach. Unlike the southern islands, Koh Chang remains less crowded and more natural, ideal for travelers seeking peace and adventure in the jungle and by the sea. You can reach Koh Chang by bus or flight to Trat, followed by a short ferry ride from Laem Ngop Pier. The island’s rugged terrain, combined with charming fishing villages and vibrant coral reefs, makes Koh Chang a perfect destination for nature lovers and outdoor enthusiasts.
10. Similan Islands – Thailand’s Underwater Wonderland
Location: Similan Islands, Phang Nga Province, Andaman Sea
How to Get There: Take a speedboat from Thap Lamu Pier near Khao Lak; trips operate mainly November to May.
The Similan Islands are a group of nine stunning islands located in Phang Nga Province in the Andaman Sea. Renowned worldwide for their crystal-clear waters, vibrant coral reefs, and diverse marine life, the islands are considered one of the best places for snorkeling and scuba diving in Thailand. The Similans are a protected marine national park, which helps preserve their pristine environment and abundant sea creatures, including manta rays, sea turtles, and colorful tropical fish. Visitors can explore white sandy beaches, granite boulders, and hiking trails with breathtaking viewpoints. The islands are accessible by speedboat from Thap Lamu Pier near Khao Lak, typically during the dry season from November to May. Due to their protected status, overnight stays are limited, making day trips the most popular way to experience this underwater paradise.
