Koh Samui is a beautiful island in the Gulf of Thailand, known for its beaches and vibrant culture. Krabi, located on the Andaman coast, is a popular gateway for travelers heading to Koh Samui. Many tourists travel this route to explore both the west and east coasts of southern Thailand.

This guide explains the main ways to travel from Krabi to Koh Samui, including ferry, bus, and flight options. You will find detailed travel tips, step-by-step plans, and advice to help you plan your trip confidently and comfortably.

Getting from Krabi to Koh Samui – Main Options

Ferry

The ferry is a popular and scenic way to reach Koh Samui from Krabi, especially for travelers who enjoy sea views and want a direct route. It is suitable for those with moderate luggage and flexible schedules.

• Ferries depart mainly from Krabi Pier or Ao Nang Pier and arrive at Koh Samui’s Nathon Pier, covering around 110 km by sea in about 3 to 4 hours depending on the service.

• Ticket prices typically range from 400 to 700 Thai Baht, and services run several times a day, with more frequency in high season from November to April.

• Ferries can be crowded during weekends and holidays, so booking tickets in advance through local agents or online is advisable for smooth boarding.

• Weather conditions during the monsoon season (May to October) may cause delays or cancellations, so check forecasts and ferry schedules before traveling.

• Basic food options are available on some ferries, but carrying snacks and water is recommended for comfort during the journey.

Bus + Ferry Combo

This combined option is common for budget travelers and those who want a door-to-door service from Krabi town or Ao Nang to Koh Samui. It involves a bus ride followed by a ferry crossing.

• Bus services depart from Krabi Bus Terminal or Ao Nang and connect to ferry piers like Donsak Pier, the main ferry terminal to Koh Samui, with total travel time around 5 to 7 hours.

• Tickets usually cost between 500 and 900 Thai Baht, including both bus and ferry segments, and are sold by companies like Lomprayah and Seatran.

• Buses are air-conditioned and comfortable, but can get crowded during peak tourist seasons, so booking in advance is recommended.

• The bus route uses Highway 4 and Highway 401, with rest stops at roadside restaurants and convenience stores for meals and refreshments.

• Ferry crossing from Donsak Pier to Koh Samui takes about 1.5 hours, with frequent daily departures aligned with bus arrivals.

Car / Self-Drive

Driving from Krabi to Koh Samui is an option for travelers who prefer flexibility and want to explore at their own pace. This involves driving to a ferry pier and boarding the car ferry to Koh Samui.

• The drive from Krabi to Donsak Pier is about 220 km and takes approximately 4 to 5 hours via Highway 4, passing through scenic countryside and small towns.

• Car ferries from Donsak Pier to Koh Samui run regularly, with vehicle fares around 600 to 900 Thai Baht depending on vehicle size, and crossing time about 1.5 hours.

• Booking car ferry tickets in advance is recommended during high season to secure a spot and avoid long waits at the pier.

• Toll plazas on Highway 4 require small fees, so keep cash handy, and plan for rest stops at popular roadside eateries for meals and refreshments.

• Driving in Thailand requires an international driving permit and awareness of local traffic rules, including driving on the left side and cautious driving in rural areas.

Flight

Flying is the fastest way to reach Koh Samui from Krabi, suitable for travelers with limited time or those seeking convenience. However, direct flights are limited and often involve a connection.

• There are no direct commercial flights between Krabi Airport and Koh Samui Airport; most flights connect via Bangkok’s Suvarnabhumi Airport, making total travel time 4 to 6 hours including layovers.

• Airlines like Bangkok Airways and Thai Airways operate flights to Koh Samui, with fares ranging from 3,000 to 6,000 Thai Baht depending on booking time and season.

• Booking flights well in advance is essential to get reasonable prices, especially during peak tourist seasons and festivals.

• Both Krabi and Koh Samui airports have good transport links to town centers, including taxis, shuttle buses, and app-based cabs like Grab for last-mile connectivity.

• Flight schedules may be affected by weather conditions during the monsoon season, so check updates before planning your trip.

Step-by-Step Travel Plan

This plan is designed for first-time travelers from Krabi to Koh Samui, helping you organize your journey smoothly and avoid common challenges.

• Step 1: Decide your preferred transport mode based on budget, time, and comfort. Ferries and bus-ferry combos are budget-friendly, while flights save time.

• Step 2: Book your tickets in advance through official websites or trusted travel agents to avoid last-minute hassles, especially during high season or holidays.

• Step 3: Arrive at the departure point (Krabi Pier, Bus Terminal, or Airport) at least 30 minutes before departure to complete check-in and boarding formalities comfortably.

• Step 4: Pack light and carry essentials like water, snacks, sunscreen, and a light jacket as weather can change during sea travel or flights.

• Step 5: On arrival at Koh Samui, use prepaid taxi counters or app-based cabs like Grab for safe and fair local transport to your accommodation.

• Step 6: Keep your travel documents, tickets, and ID handy throughout the journey, as you may need to show them at ferry piers or airport counters.

Practical Travel Tips

• Always carry bottled water and avoid drinking tap water to prevent stomach issues common among travelers in Thailand.

• Use official ticket counters or trusted online platforms like 12Go Asia or the ferry company’s website to book tickets and avoid scams.

• During monsoon season, check weather updates and ferry schedules regularly, as rough seas can cause cancellations or delays.

• For local transport in Koh Samui, prefer prepaid taxis or app-based services to avoid overcharging and ensure safety.

• Pack light luggage with waterproof covers or bags to protect your belongings during ferry rides and sudden rain showers.

• Keep some Thai Baht cash handy for tolls, small purchases, and tips, as not all places accept cards or digital payments.

Best Time & Travel Conditions

The best time to travel from Krabi to Koh Samui is during the dry season from November to April, when weather is sunny and sea conditions are calm. This ensures smooth ferry rides and pleasant travel experiences.

Monsoon season from May to October brings heavy rains and rough seas, which can disrupt ferry schedules and make travel uncomfortable. It is advisable to plan accordingly or choose flights during this period.

• Avoid traveling during major Thai festivals like Songkran (April) and New Year holidays when transport services are crowded and prices rise.

• Early morning departures are recommended to avoid afternoon heat and possible sea breezes that can cause choppy waters.

• Check local weather forecasts and ferry company announcements before traveling, especially during the rainy season.

• Plan extra travel time during peak tourist months (December to February) due to higher demand and possible traffic delays on roads.

Arrival at Koh Samui & What to Expect

When you arrive at Koh Samui, you will most likely disembark at Nathon Pier or Koh Samui Airport, depending on your mode of travel. Both points offer several options for local transport to your hotel or resort.

Prepaid taxi counters are available at the pier and airport, providing fixed fares to popular destinations on the island. Alternatively, app-based cabs like Grab offer convenient and often cheaper rides. Tuk-tuks are also common but agree on fares before starting your journey.

Popular areas to stay include Chaweng Beach, Lamai Beach, and Bophut, all accessible by road from arrival points. Local buses and songthaews run regularly but may be less convenient with luggage.

Expect a warm welcome and tropical island atmosphere, with plenty of food stalls, shops, and tourist services near arrival points to help you settle in quickly.

Conclusion

Traveling from Krabi to Koh Samui offers several options to suit different budgets and preferences. The ferry and bus-ferry combo are popular for budget-conscious travelers, while flights provide the fastest and most comfortable journey. Driving with your own vehicle adds flexibility but requires planning for ferry bookings.

Planning ahead by booking tickets early, checking weather conditions, and choosing the right transport mode will make your trip smooth and enjoyable. With this guide, you can confidently plan your journey and look forward to exploring the stunning island of Koh Samui after your stay in Krabi.