Thaïlande

How to get from Chiang Mai to Koh Samui

Compare all transport options: bus, ferry, train, flight. Prices, durations and tips from a local expert.

FASTEST
1h 30min
💶
From
18€
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Distance
636 km
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There are 3 way(s) to get from Chiang Mai to Koh Samui

Select an option below to see the route details and compare prices. Secure booking via our partner 12go.asia.

🚌 Departure from Chiang Mai
📍Chiang Mai International Airport (CNX) is the main departure point for flights. For land journeys, Arcade Bus Terminal 2 is the most used for long-distance buses. Chiang Mai Railway Station is the departure point for trains heading south. All are well-served.
🚇From Chiang Mai city center, the airport (CNX) is about a 15-20 minute taxi or Grab ride (approx. 100-150 THB). Arcade Bus Terminal 2 and the railway station are also accessible by songthaew (red shared taxi, 30-50 THB) or tuk-tuk (negotiate at 80-150 THB).
Flights to Koh Samui have several daily departures, primarily in the morning and afternoon. Long-distance buses depart regularly, with frequent early evening departures for overnight buses. Trains typically have 2-3 major departures per day heading south.
💸 Transport from 18€ per person
Fastest: 1h 30min
🗓 Book now Secure payment · via 12go.asia

Practical tips

💡
Opt for combined tickets

For journeys involving bus/train + ferry, companies like Lomprayah or Raja Ferry offer combined Chiang Mai-Koh Samui tickets. This is often more economical and, crucially, smoother, as they manage connections for you. It's a time-saver and peace of mind.

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Book flights in advance

If you choose to fly, especially during high season (November to February), book your tickets several weeks in advance. Prices can double at the last minute, and direct flights to Koh Samui are less frequent than to other destinations.

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Overnight bus or train travel

To save a night's accommodation and time, consider an overnight bus or train between Chiang Mai and Bangkok. Opt for reputable companies offering reclining seats or sleepers. Bring something to cover yourself as air conditioning is often strong.

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Beware of station scams

In Bangkok, particularly around bus or train stations, touts might direct you to disreputable agencies. Never give them your passport. Buy your tickets from official counters or through recognized online platforms like 12go.asia.

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Prepare for island arrival

Upon your arrival in Koh Samui (Nathon, Lipa Noi, or Mae Nam port), taxis and songthaews (shared taxis) will be waiting. Negotiate the price before getting in or use an app like Grab to get an idea of fares and avoid surprises.

🛣️ The journey experience

The journey from Chiang Mai to Koh Samui is a true cross-country experience in Thailand, transitioning from the northern mountains to the idyllic southern beaches. Expect a full day of travel, rich in varied landscapes. Whether you opt for the speed of a flight, the views from a bus or train followed by a ferry crossing, each option offers its share of discoveries. Be prepared for transitions between different modes of transport, but keep in mind that each step brings you closer to a new atmosphere, from the serenity of northern temples to the vibrancy of tropical islands.

For this journey, several combinations are possible. The fastest option is flying, with a direct flight from Chiang Mai to Koh Samui taking about 2 hours and costing around 55€. If you prefer a terrestrial adventure, an overnight bus (approx. 10h, 18€) will take you to Bangkok, from where you can take a train or another bus to Surat Thani, then a ferry (approx. 5h, 28€) to Koh Samui. Operators like Lomprayah or Raja Ferry offer combined tickets to simplify this last part.

Given the numerous options, the best approach is not to get overwhelmed. Compare the different combinations via a platform like 12go.asia or BaoLau.vn. These sites compile itineraries, durations, and prices, allowing you to make your choice calmly from your smartphone. For long-distance connections and ferries, especially during high season, booking in advance is highly recommended to secure your spot and avoid unnecessary stress or wasted time. This will prevent you from overpaying or missing your connection, ensuring a stress-free arrival in Koh Samui.

Frequently asked questions — Chiang Mai → Koh Samui

✨ Why visit Koh Samui?

  • Relax on the white sandy beaches of Chaweng or Lamai.
  • Explore the iconic Big Buddha (Wat Phra Yai) with panoramic island views.
  • Visit the unique rock formations of Hin Ta and Hin Yai (Grandfather and Grandmother Rocks).
  • Go snorkeling or diving in the stunning Ang Thong National Marine Park.
  • Discover local flavors and crafts at Fisherman's Village Walking Street night market.
🌙
Recommended stay
4 to 7 nights — to enjoy beaches, excursions, and nightlife without rushing.

☀️ When to visit Koh Samui?

TROPICAL MONSOON CLIMATE

January to April — dry and sunny season with pleasant temperatures, ideal for swimming and water activities.

Jan 😊
Feb 😊
Mar 😊
Apr 😊
May 😐
Jun 😐
Jul 😐
Aug 😐
Sep 😐
Oct 😞
Nov 😞
Dec 😞
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In Koh Samui — Plan your stay
Accommodation, activities and tips selected for you
🏨 Accommodation
Hotels in Koh Samui
Compare the best rates available
via trip.com

What to do in Koh Samui?

Local experiences, must-see sights and activities selected for you

INCONTOURNABLE
🛕
Big Buddha (Wat Phra Yai)
Visit the iconic 12-meter golden Big Buddha statue, visible from afar. This religious site offers stunning bay views. Tip: Climb the stairs early morning or late afternoon to avoid intense heat and crowds. Entry is free, but respectful attire is required.
🌊
Hin Ta and Hin Yai Rocks
Discover these unique natural rock formations, Hin Ta and Hin Yai, resembling male and female genitalia. A fun and popular geological sight in Lamai. Take the opportunity to taste the famous local 'Kalamae' sweets sold there. Access to the rocks is free.
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Na Muang Waterfalls
Explore the two Na Muang waterfalls. The first is easily accessible and features a natural pool, ideal for cooling off. The second requires a short hike but is more impressive during the rainy season. Note: water is less abundant during the dry season. Entry is free for both sites.
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Chaweng Night Market
Immerse yourself in the vibrant atmosphere of Chaweng Night Market. Sample a multitude of authentic Thai dishes and fresh seafood at very affordable prices. It's the perfect place to experience local gastronomy. Tip: Arrive early in the evening to avoid peak crowds. Dishes start from 2-3€.
🧘
Secret Buddha Garden
Discover this secret garden nestled in the hills, created by an old local farmer. It houses numerous stone statues representing deities and animals in a peaceful, verdant setting. An unusual spot offering panoramic island views. Access costs around 5€, often combined with a 4x4 tour.
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Ang Thong National Marine Park Trip
Embark on an unforgettable day trip to Ang Thong Marine Park, an archipelago of 42 limestone islands. Enjoy snorkeling, kayaking through sea caves, and exploring hidden lagoons. Don't miss the viewpoint on Koh Wua Talap for breathtaking panoramas. Budget: from 50-70€ for a full day.
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Hill Jungle Trekking
Explore Koh Samui's mountainous interior through a hike. Several trails lead to panoramic viewpoints and less frequented waterfalls. It's recommended to hire a local guide for tougher trails to discover hidden flora and fauna. Bring good shoes and water. Guide: from 30€.
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Lipa Noi Beach Sunset
Avoid the crowds of the main beaches and head to Lipa Noi, on the west coast, known for its spectacular sunsets and quieter atmosphere. It's the perfect spot to relax after a day of exploration and enjoy a romantic dinner with your feet in the sand. Free parking and several restaurants available.

⏱️ How long to visit Koh Samui?

4 to 10 days

For an independent traveler, 5 to 7 days is ideal to explore Koh Samui without rushing, combining relaxation and discoveries. Less than 4 days and you'll only see a fraction of the island. Beyond 10 days, boredom might set in, unless you plan excursions to neighboring islands like Koh Phangan or Koh Tao.

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