All The Best Thai Islands Listed

Thailand is well-known for its bustling cities like Bangkok and Pattaya, as well as idyllic coastal resorts like Phuket. When it comes to islands, there are dozens to choose from which are perfect for holidaying – whether that’s for a quick visit or a luxurious 14-day stay.

Fun fact: ‘Ko’ means ‘island’ in Thai! Read on to discover 14 of Thailand’s largest islands…

List of Thai Islands

Here’s a list of Thailand’s top 14 islands in order of size to help plan your holiday:

lslandUnique FeatureSize (Square Miles)Distance from Bangkok (Miles)Best Way to Reach
Ko PhuketThailand’s largest island, offering a wide range of attractions, beaches, and activities.Approximately 222Approximately 425Flight or ferry from mainland or other islands
Ko ChangHome to lush rainforests, waterfalls, and diverse wildlife.Approximately 212Approximately 200Bus and ferry from mainland
Ko TarutaoLargest island in Tarutao National Marine Park, home to lush rainforests and diverse wildlife.Approximately 152Approximately 540Ferry from mainland
Ko SamuiOffers luxury resorts, vibrant nightlife, and picturesque beaches like Chaweng and Lamai.Approximately 89Approximately 480Flight or ferry from mainland or other islands
Ko Lanta YaiOffers a laid-back vibe, pristine beaches, and stunning sunsets.Approximately 83Approximately 420Bus and ferry from mainland
Ko Pha NganHosts the legendary Full Moon Party, a monthly beach festival on Haad Rin Beach.Approximately 78Approximately 290Train, bus, and ferry from mainland or ferry from Koh Samui
Ko MakFamous for its secluded beaches, coconut plantations, and peaceful ambiance.Approximately 16Approximately 190Bus and ferry from mainland
Ko TaoRenowned as a top scuba diving destination with vibrant coral reefs and marine life.Approximately 13Approximately 420Bus and ferry from mainland or ferry from Ko Samui
Ko Phi Phi DonOffers vibrant nightlife, stunning viewpoints, and beautiful beaches.Approximately 12Approximately 430Ferry from Phuket or Krabi
Ko RangFeatures colourful coral reefs, diverse marine life, and excellent snorkelling spots.Approximately 1.6Approximately 380Speedboat or ferry from Ko Chang
Ko SametKnown for its powdery white sand beaches, crystal-clear waters, and beachside nightlife.Approximately 3.7Approximately 120Bus and ferry from mainland
Ko Phi Phi LehKnown for its stunning limestone cliffs, clear turquoise waters, and Maya Bay.Approximately 6.6Approximately 430Ferry from Phuket or Krabi
Ko TapuFamous landmark in Phang Nga Bay, known as James Bond Island due to its appearance in a 007 film.Approximately 450Boat tour from Phuket
Ko KutKnown for its unspoiled beaches, clear waters, and tranquil atmosphere.Approximately 70Approximately 250Bus and ferry from mainland

A Map of Thailand’s islands

Thailand is known for its stunning islands which are sprinkled across the Andaman Sea and Gulf of Thailand. Think lush landscapes, exotic marine life and rich cultural experiences.

Take a look at where these islands are located in Thailand:

Andaman Sea Islands

On the west of Thailand, the Andaman Sea is home to some of the country’s most popular islands like Phuket, famed for its breath-taking beaches and vibrant nightlife. For more laidback vibes, go forth to the peaceful beaches of Koh Lanta or swim in the quiet crystal blue waters of Koh Phi Phi.

Gulf of Thailand Islands

The Gulf of Thailand is situated in the east and is home to idyllic islands including Koh Samui, Koh Phangan, and Koh Tao. Discover Koh Samui, best known for its luxurious hotels and beautiful beaches, while Koh Phangan draws in the crowds with its fun-filled Full Moon Party. Koh Tao, otherwise known as “Turtle Island,” is a top spot for scuba diving and snorkelling, with vibrant coral reefs, teeming with a variety of marine life.

Other Islands

Thailand has many islands, each with their own unique charm. Koh Chang has radiant rainforests, wonderful waterfalls, and tonnes of adventurous activities. Sun-seekers should adventure to Koh Lipe, famous for its pristine beaches and turquoise waters, perfect for snorkelling and diving.

Thailand Islands Map

While not every island is a well-known holiday hotspot, each one offers spectacular scenery, nature and experiences. Here are the largest 14 islands in Thailand.

Ko Chang

White sand beach in Koh Chang, a popular island on the gulf of Thailand in Thailand.

How to get there: by car or ferry

Conquer Koh Chang, a tropical paradise nestled in the Gulf of Thailand. Escape to golden beaches, lush jungles, and colourful coral reefs. Koh Chang is part of the Mu Koh Chang National Park, which is dotted with tiny islands. The moniker, otherwise known as “Elephant Island” is so called because of its resemblance to the head of an elephant. Expect emerald rainforests, monumental mountain landscapes and wonderful waterfalls, which provide a scenic spot among nature enthusiasts.

Sun worshippers can go forth to Koh Chang’s glossy White Sand Beach, luxurious Lonely Beach or golden Kai Bae Beach. When it comes to water sports, Koh Chang doesn’t disappoint. Its colourful coral reefs are jam-packed with diverse marine life – ideal for snorkelling and diving enthusiasts.

The best way to get to Koh Chang is by car or ferry. If you’re travelling from Thailand’s popular cities like Bangkok, take Highway 3 to Trat province . Once you reach Trat, drive to one of the ferry piers which will take you straight to Koh Chang.

Ko Kut

Swings in the sea in island Koh Kood Thailand

How to get there: by boat

Koh Kood or Koh Kut, is the fourth-largest island in Thailand and part of the Koh Kood Archipelago. It’s famous for its unspoilt natural beauty, crystal-clear waters and peaceful setting.

Koh Kood has a relaxed feel, perfect for those seeking a tranquil retreat and is surrounded by dense tropical rainforests, wonderous waterfalls, and idyllic beaches. Seize the serene sands of Klong Chao Beach, Khlong Hin Beach and Ao Tapao Beach. Each beach boasts brilliant blue waters, where you can embrace sea life, snorkelling in Koh Kood’s colourful coral reefs. If you’re craving adventure, why not embark on a hiking trail to Koh Kood’s dense rainforests, where you can uncover secret waterfalls like Khlong Yai Ki.

Whether you’re looking for budget-friendly All Inclusive resort or luxury upscale hotel, Koh Kood has options to suit every traveller. Many hotels are designed to blend with the natural jungle surroundings, while others offer stylish overwater accommodation, which offers a luxurious experience.

The best way to get to Koh Kood is by boat from the mainland or neighbouring islands. For those seeking a peaceful island escape, Koh Kood is a great choice and allows you to be close to nature.

Ko Lanta

Panorama of Relax bay beach on Koh Lanta Yai island, Thailand in a sunny day

How to get there: plane

Koh Lanta is nestled in the heart of Thailand and is a brilliant place for backpackers and luxury lovers with its stunning beaches and lush nature. Wander through vibrant local markets and explore charming villages, immersing yourself in Koh Lanta’s rich history.

This island gem is still relatively untouched, so you’ll be first to discover its hidden gems. Go forth to the blissful beaches of Koh Lanta and Kantiang Bay or soak up the sun on the bustling Long Beach. Beyond the sandy shores and shimmering waters, the emerald jungles beckon you to adventure.

Koh Lanta benefits from being near the mainland and is a great starting point to begin your Thailand adventures. Whether you’re seeking serenity on beautiful beaches, want to explore local village life or embark on an exciting excursion to the jungle, Koh Lanta promises magical moments that’ll stay with you for life.

The best way to get to Koh Lanta is by Krabi International Airport. Once you’ve arrived, hop in a taxi to one of the piers and catch the ferry to Koh Lanta.

Ko Mak

Luxury private island beach pier bridge walk and transparent clear sea water with cloud and blue sky background landscape in Thailand

How to get there: Ferry or Speedboat

Koh Mak is one of the lesser-known islands in the Gulf of Thailand and is part of the Trat Archipelago. It’s known for its quiet atmosphere, snow-white beaches and lush tropical landscapes.

Pioneer a peaceful retreat away from the crowds, where it’s just you and nature. Think coconut groves, picturesque plantations and dense mangrove forests. There are plenty of opportunities for exploring. From fun-filled bicycle trails to discovering hidden waterfalls like Khao Yai and venturing to Koh Mak’s charming fishing villages. If you’d prefer relaxing on the beach, Ao Suan Yai and Ao Khao Nok are favourites for their picture-perfect views and diverse marine life.

The island of Koh Mak is best known for its sustainability and is scattered with many stunning eco-friendly hotels. You can also expect to find a number of beautiful boutique resorts which provide a comfortable and chic stay.

The best way to get to Koh Mak is by ferry or speedboat from the mainland, with boats leaving from Laem Ngop pier. This unspoilt island is an excellent choice for those seeking a tranquil escape amongst nature.

Ko Phuket

Big Buddha Phuket thailand views of Kata Beach karon beach and challong Bay. Green lush mountains blue skies and turquoise beaches. Big Buddha statue made of small marble blocks is very beautiful

How to get there: By plane

The island of Phuket is situated in southern Thailand and is famous for its golden beaches and lively nightlife. Patong Beach, Karon Beach, and Kata Beach are three of the most visited beaches in Thailand, famed for their long golden sands, insane insta-worthy views and dazzling blue waters.

Phuket is a haven for adventure seekers. Whether you want to island hop to the Phi Phi Islands, discover historic temples like Wat Chalong or explore the markets in Phuket’s charming Old Town, there’s plenty of fun to be had. Nature enthusiasts will particularly enjoy the epic zip-lining and incredible jungle treks. When night falls, conquer Phuket’s nightlife with a beach bar crawl or hit up one of its trendy beach parties along Patong Beach and Bangla Road.

If you’re looking to splurge on a luxury, five-star resort, Phuket has hundreds to choose from, many being beach-front resorts. With its natural beauty, beautiful beaches and high-end hotels, charm, Phuket stands out as a top Thailand destination.

The best way to get to Phuket is by plane. Phuket International Airport is well-connected to all of Thailand’s major cities.

Ko Pha Ngan

Swing hang from coconut tree over beach, Phangan island

How to get there: plane or ferry

Ko Pha Ngan is a gorgeous island in the Gulf of Thailand, best known for its stunning beaches, vibrant nightlife, and relaxed atmosphere. Raise a glass to relaxation at its heavenly Haad Rin beach or unwind on the soft sands of Thong Nai Pan and Bottle Beach, both of which boast serene sunsets.

If you’re planning on visiting Thailand during December, don’t miss out on Thailand’s legendary New Year’s Eve Full Moon Party at Haad Rin Beach. This is one of Thailand’s most anticipated events and draws in the party crowds. Expect spectacular neon-painted faces, epic live music and extraordinary fire shows until the early hours.

Despite its party reputation, Ko Pha Ngan has lots of quieter spots, like Thong Nai Pan Yai and Srithanu, which are blessed with beautiful surroundings where you can pack a picnic and soak up sensational views. Whether you’ve come to party or want to hide out in the hills on an exotic yoga retreat, Ko Pha Ngan’s blend of natural beauty and vibrant nightlife is something to be appreciated.

The best way to get to Koh Phangagn is either by plane or ferry, with regular services from the mainland piers and neighbouring islands of Koh Samui and Koh Tao.

Ko Phi Phi

View of Loh Samah Bay, Phi Phi island, Thailand

How to get there: by boat

Ko Phi Phi, also known as The Phi Phi Islands, are a group of islands in the Krabi Province of Thailand, made up of Phi Don and Phi Phi Leh. The Phi Phi Islands are renown for their striking limestone cliffs and breath-taking beaches, lapped by crystal-clear waters. Phi Phi Don is the largest, more touristy island, while Phi Phi Leh is smaller and quieter. People travel here for the excellent diving and snorkelling spots, as its coral reef is packed with diverse marine life. Maya Bay in Phi Phi Leh has even been featured in famous films starring the likes of Leonardo DiCaprio.

Phi Phi Don delivers with its family friendly accommodation. From budget-friendly resorts to affordable resorts and luxury five-star retreats, Phi Phi Don has it all. There’s also plenty of evening entertainment in the form of traditional Thai restaurants and bustling bars, which create a laid-back atmosphere.

The easiest way to get around the island of Ko Phi Phi is by foot, bicycle, or long-tail boat. There’s no cars on the islands, making them a perfect place to stay if you’re looking for a peaceful holiday.

Ko Rang

Cheerful man photographing with smartphone sitting on stairs in Big Buddha temple on Ko Samui in Thailand

How to get there: by boat

Go forth to Koh Rang, an island near the east coast of Thailand, situated in the Mu Koh Chang National Park. It’s famed for its marvellous marine life and tantalising tropical rainforests. Seize the sun on glorious golden beaches, lapped with twinkly turquoise waters. Conquer colourful coral gardens with a spot of snorkelling among adorable sea turtles or say hi to the reef sharks from the comfort of your boat.

Nature enthusiasts will enjoy adventuring through the island’s emerald forests, which are teeming with native birds. If you’re celebrating a special occasion, Koh Rang has a handful of prestigious five star hotels for you to stay at, along with the more budget-friendly beach options which are better suited to friends and families.

The best way to get to Koh Rang is by boat from its neighbouring islands. If you’re eager to island hop to some of Thailand’s other gems, there are boats which cruise round some of the neighbouring islands and offer snorkelling excursions.

Ko Samet

How to get there: by boat


Ko Samet is an island based in the east coast of Thailand, known for its bountiful beaches and eletric nightlife. The island caters to a range of budgets, with a mixture of high-end luxury hotels which suit couples and budget-friendly beach resorts which suit backpackers.

Ko Samet is part of the Khao Laem Ya-Mu Ko Samet National Park, which allows you to revel in Ko Samet’s natural beauty. Make the ocean your home by trying your hand at snorkelling, scuba diving and kayaking activities. Come evening, look forward to fun-filled evenings at Ko Samet’s bustling beach parties or sip on traditional Thai cocktails at the string of bars which line the shores.

The best way to get to Ko Samet is by boat from the mainland, where regular ferry services leave from Ban Phe Pier in Rayong Province.

Ko Samui

Silver beach, Crystal Beach beach view at Koh Samui Island Thailand

How to get there: plane

Koh Samui is an island just off the eastern coast of Kra Isthmus. It’s the second-largest island in Thailand, famed for its pristine palm-fringed beaches. Koh Samui attracts the likes of luxury travellers seeking upscale resorts, as well as backpackers looking for budget-friendly accommodation.

Sunseekers can seize the sun at Chaweng Beach or embark on a snorkelling adventure at Lamai Beach. Kok Samui is also home to Thailand’s famous Big Buddha Temple (Wat Phra Yai), the Secret Buddha Garden and the majestic Na Muang Waterfalls.

Go forth to the fantastic festivals of Samui Regatta, the Ten Stars Samui Art Party, and the Samui International Jazz Music Festival, where you can get stuck into Koh Samui’s culture and experience its local talent. Nights are always lively here, particularly in Chaweng and Lamai, where you’ll find an array of bars, nightclubs and restaurants serving up traditional Thai cuisine.

When you’re in need for some down time, treat yourself to a relaxing Thai massage at the spa or head to a yoga retreat which specialises in healing practices, which will leave you feeling zen.

The best way to get to Koh Samui is by plane. If you’re keen to visit some of Thailand’s bustling cities like Bangkok, you can get direct flights from Samui Airport.

Ko Tao

Best way to get there: ferry

Koh Tao, otherwise known as “Turtle Island,” lies on the east of Thailand and is part of a group of islands which includes Koh Samui and Koh Phangan. Koh Tao is renown for its scuba diving and snorkelling, with a number of dive sites scattered around the island that cater to beginners and pros.

Treasure some of Thailand’s stunning scenery with a trek to the poplar John-Suwan viewpoint, which offers you panoramic views of Koh Tao and beyond. Koh Tao’s rugged coastline also provides perfect opportunities for you to practice your rock climbing skills. If you’re craving even more adventure, island hop to the nearby islands of Koh Nang Yuan or Koh Phangan to discover more of Thailand’s unspoilt beaches.

The best way to get to Koh Tao is by ferry. These run regularly from the ports on the mainland and the neighbouring islands.

Ko Tapu

Koh Tapu
Rocks on James Bond island, Khao Phing Kan, Ko Tapu, Ao Phang-nga National Park, Thailand

Best way to get there: by boat

Koh Tapu, otherwise known as “James Bond Island” is a famous landmark nestled in Phang Nga Bay. It gained international fame when it was featured in the iconic James Bond movie: ‘The Man with the Golden Gun’. This picturesque limestone rock juts out of the emerald waters and remains one of the most instagrammable sites in Thailand – so make sure you have your camera at the ready!

Admire the stunning scenery surrounding Koh Tapu by boat or kayak around Phang Nga Bay. Don’t forget to discover the secret caves in the limestone cliffs too – if you’re up for a challenge you can canoe through secluded lagoons, which allow you to explore the wonders of Phang Nga Bay up close.

The best way to get to Koh Tapu is by boat. There are many tours of this legendary site from Phuket and Krabi – some even provide lunch and snorkelling.

Ko Tarutao

Koh Tarutao national park in Satun, Thailand, south east asia

Best way to get there: bus and ferry

Escape to Koh Tarutao, a beautiful island in southern Thailand, which is part of the Tarutao National Marine Park, that boasts 51 idyllic islands. Koh Tarutao is a remote island which wows with its wealth of wildlife. Think hiking through dense jungles to exploring mangrove forests and discovering hidden waterfalls and caves. Keep an eye out for hornbills, monitor lizards and monkeys – you never know what you might run into!

Go forth to the sandy beaches of Ao Mo Lae and Ao Son, which offer luxurious golden sands for you to soak up some sun. Afterwards, island hop to Koh Lipe, Koh Adang and Koh Rawi, where you can treasure more of Thailand’s unique landscapes.

The best way to get to Koh Tarutao is by bus or ferry. If you’re travelling from the cities of Bangkok or Phuket, you can get a bus to the Satun or Trang province, which takes you to Pak Bara Pier. From here you can catch a ferry to Koh Taruto.